./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_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 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 13:43:14,438 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 13:43:14,524 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-09 13:43:14,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 13:43:14,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 13:43:14,574 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 13:43:14,575 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 13:43:14,575 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 13:43:14,576 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 13:43:14,578 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 13:43:14,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 13:43:14,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 13:43:14,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 13:43:14,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 13:43:14,581 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 13:43:14,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 13:43:14,582 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 13:43:14,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 13:43:14,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 13:43:14,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 13:43:14,583 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 13:43:14,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 13:43:14,584 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 13:43:14,584 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 13:43:14,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 13:43:14,585 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 13:43:14,585 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 13:43:14,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 13:43:14,586 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 13:43:14,586 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 13:43:14,586 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 13:43:14,586 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 13:43:14,587 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 13:43:14,587 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 13:43:14,587 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 13:43:14,588 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 13:43:14,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 13:43:14,588 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 13:43:14,588 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 13:43:14,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 13:43:14,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 13:43:14,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2024-11-09 13:43:14,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 13:43:14,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 13:43:14,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 13:43:14,889 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 13:43:14,890 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 13:43:14,891 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:16,299 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 13:43:16,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 13:43:16,697 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:16,726 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8ce2b12a/429fef3fa4264f1592ec4681028917f1/FLAG0f29f28ef [2024-11-09 13:43:16,741 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8ce2b12a/429fef3fa4264f1592ec4681028917f1 [2024-11-09 13:43:16,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 13:43:16,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 13:43:16,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 13:43:16,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 13:43:16,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 13:43:16,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:43:16" (1/1) ... [2024-11-09 13:43:16,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@392c481c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:16, skipping insertion in model container [2024-11-09 13:43:16,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:43:16" (1/1) ... [2024-11-09 13:43:16,826 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 13:43:17,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 13:43:17,828 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 13:43:17,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 13:43:18,281 INFO L204 MainTranslator]: Completed translation [2024-11-09 13:43:18,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18 WrapperNode [2024-11-09 13:43:18,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 13:43:18,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 13:43:18,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 13:43:18,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 13:43:18,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,355 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-09 13:43:18,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 13:43:18,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 13:43:18,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 13:43:18,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 13:43:18,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,370 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,380 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-09 13:43:18,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,390 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,393 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,398 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 13:43:18,399 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 13:43:18,400 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 13:43:18,400 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 13:43:18,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (1/1) ... [2024-11-09 13:43:18,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 13:43:18,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 13:43:18,433 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) [2024-11-09 13:43:18,435 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 [2024-11-09 13:43:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 13:43:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 13:43:18,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 13:43:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 13:43:18,473 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 13:43:18,625 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 13:43:18,631 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 13:43:18,903 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-09 13:43:18,903 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 13:43:18,916 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 13:43:18,917 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 13:43:18,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:18 BoogieIcfgContainer [2024-11-09 13:43:18,917 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 13:43:18,920 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 13:43:18,921 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 13:43:18,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 13:43:18,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:43:16" (1/3) ... [2024-11-09 13:43:18,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e126571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:43:18, skipping insertion in model container [2024-11-09 13:43:18,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:18" (2/3) ... [2024-11-09 13:43:18,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e126571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:43:18, skipping insertion in model container [2024-11-09 13:43:18,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:18" (3/3) ... [2024-11-09 13:43:18,928 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:18,944 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 13:43:18,945 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 13:43:19,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 13:43:19,029 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;@5a666830, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 13:43:19,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 13:43:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 39 states have internal predecessors, (55), 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) [2024-11-09 13:43:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 13:43:19,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 13:43:19,042 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 13:43:19,042 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 13:43:19,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 13:43:19,050 INFO L85 PathProgramCache]: Analyzing trace with hash 433338487, now seen corresponding path program 1 times [2024-11-09 13:43:19,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 13:43:19,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79576368] [2024-11-09 13:43:19,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:19,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 13:43:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 13:43:19,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 13:43:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 13:43:19,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 13:43:19,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 13:43:19,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79576368] [2024-11-09 13:43:19,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79576368] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 13:43:19,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 13:43:19,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-09 13:43:19,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982391889] [2024-11-09 13:43:19,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 13:43:19,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 13:43:19,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 13:43:19,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 13:43:19,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 13:43:19,329 INFO L87 Difference]: Start difference. First operand has 43 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 39 states have internal predecessors, (55), 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 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 13:43:19,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 13:43:19,345 INFO L93 Difference]: Finished difference Result 43 states and 59 transitions. [2024-11-09 13:43:19,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 13:43:19,347 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-09 13:43:19,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 13:43:19,355 INFO L225 Difference]: With dead ends: 43 [2024-11-09 13:43:19,355 INFO L226 Difference]: Without dead ends: 35 [2024-11-09 13:43:19,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 13:43:19,362 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 13:43:19,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 13:43:19,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-09 13:43:19,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-09 13:43:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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) [2024-11-09 13:43:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2024-11-09 13:43:19,400 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 11 [2024-11-09 13:43:19,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 13:43:19,401 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2024-11-09 13:43:19,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 13:43:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2024-11-09 13:43:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 13:43:19,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 13:43:19,402 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 13:43:19,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 13:43:19,403 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 13:43:19,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 13:43:19,403 INFO L85 PathProgramCache]: Analyzing trace with hash 548591343, now seen corresponding path program 1 times [2024-11-09 13:43:19,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 13:43:19,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864372568] [2024-11-09 13:43:19,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:19,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 13:43:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 13:43:19,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-09 13:43:19,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 13:43:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 13:43:19,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 13:43:19,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864372568] [2024-11-09 13:43:19,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864372568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 13:43:19,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 13:43:19,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 13:43:19,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077339518] [2024-11-09 13:43:19,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 13:43:19,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 13:43:19,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 13:43:19,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 13:43:19,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 13:43:19,691 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 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) [2024-11-09 13:43:19,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 13:43:19,778 INFO L93 Difference]: Finished difference Result 65 states and 92 transitions. [2024-11-09 13:43:19,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 13:43:19,778 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 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 12 [2024-11-09 13:43:19,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 13:43:19,780 INFO L225 Difference]: With dead ends: 65 [2024-11-09 13:43:19,780 INFO L226 Difference]: Without dead ends: 35 [2024-11-09 13:43:19,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-09 13:43:19,783 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 88 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 13:43:19,784 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 161 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 13:43:19,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2024-11-09 13:43:19,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2024-11-09 13:43:19,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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) [2024-11-09 13:43:19,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 47 transitions. [2024-11-09 13:43:19,792 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 47 transitions. Word has length 12 [2024-11-09 13:43:19,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 13:43:19,793 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 47 transitions. [2024-11-09 13:43:19,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 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) [2024-11-09 13:43:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2024-11-09 13:43:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 13:43:19,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 13:43:19,794 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 13:43:19,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 13:43:19,794 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 13:43:19,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 13:43:19,795 INFO L85 PathProgramCache]: Analyzing trace with hash -239808910, now seen corresponding path program 1 times [2024-11-09 13:43:19,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 13:43:19,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919427811] [2024-11-09 13:43:19,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:19,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 13:43:19,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 13:43:19,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1944513390] [2024-11-09 13:43:19,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:19,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 13:43:19,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 13:43:19,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 13:43:19,840 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 13:43:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 13:43:19,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 13:43:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 13:43:19,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 13:43:19,991 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 13:43:19,992 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-09 13:43:19,994 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-09 13:43:20,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 13:43:20,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 13:43:20,197 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-09 13:43:20,224 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 13:43:20,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 01:43:20 BoogieIcfgContainer [2024-11-09 13:43:20,231 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 13:43:20,232 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 13:43:20,232 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 13:43:20,233 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 13:43:20,233 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:18" (3/4) ... [2024-11-09 13:43:20,236 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 13:43:20,237 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 13:43:20,238 INFO L158 Benchmark]: Toolchain (without parser) took 3493.23ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 114.0MB in the beginning and 114.6MB in the end (delta: -582.3kB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,238 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 151.0MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 13:43:20,239 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1535.71ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 113.4MB in the beginning and 113.2MB in the end (delta: 212.0kB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.52ms. Allocated memory is still 224.4MB. Free memory was 113.2MB in the beginning and 109.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,242 INFO L158 Benchmark]: Boogie Preprocessor took 41.22ms. Allocated memory is still 224.4MB. Free memory was 109.0MB in the beginning and 105.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,242 INFO L158 Benchmark]: RCFGBuilder took 518.07ms. Allocated memory is still 224.4MB. Free memory was 105.8MB in the beginning and 177.5MB in the end (delta: -71.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,243 INFO L158 Benchmark]: TraceAbstraction took 1310.52ms. Allocated memory is still 224.4MB. Free memory was 176.4MB in the beginning and 115.6MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,243 INFO L158 Benchmark]: Witness Printer took 5.85ms. Allocated memory is still 224.4MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 13:43:20,245 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 151.0MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1535.71ms. Allocated memory was 151.0MB in the beginning and 224.4MB in the end (delta: 73.4MB). Free memory was 113.4MB in the beginning and 113.2MB in the end (delta: 212.0kB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.52ms. Allocated memory is still 224.4MB. Free memory was 113.2MB in the beginning and 109.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.22ms. Allocated memory is still 224.4MB. Free memory was 109.0MB in the beginning and 105.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.07ms. Allocated memory is still 224.4MB. Free memory was 105.8MB in the beginning and 177.5MB in the end (delta: -71.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1310.52ms. Allocated memory is still 224.4MB. Free memory was 176.4MB in the beginning and 115.6MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Witness Printer took 5.85ms. Allocated memory is still 224.4MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 1.1MB). 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: 1845]: 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 1853. 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); [L1832] static int staticTrue = 1; [L1833] static int staticFalse = 0; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1853] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] 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, staticFalse=0, staticTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_05_bad() [L1836] int data; [L1837] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1838] COND TRUE \read(staticTrue) [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1840] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1842] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1845] data * 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, staticFalse=0, staticTrue=1] - UnprovableResult [Line: 1845]: 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, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 88 mSDsluCounter, 219 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 119 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 100 mSDtfsCounter, 20 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 57 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2024-11-09 13:43:20,267 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/11.0.12-open/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 ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_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 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 13:43:22,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 13:43:22,620 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-09 13:43:22,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 13:43:22,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 13:43:22,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-09 13:43:22,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 13:43:22,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 13:43:22,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 13:43:22,665 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 13:43:22,666 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 13:43:22,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 13:43:22,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 13:43:22,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 13:43:22,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 13:43:22,667 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 13:43:22,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 13:43:22,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 13:43:22,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 13:43:22,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 13:43:22,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 13:43:22,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 13:43:22,672 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 13:43:22,673 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 13:43:22,673 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 13:43:22,673 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 13:43:22,674 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 13:43:22,674 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 13:43:22,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 13:43:22,675 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 13:43:22,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 13:43:22,675 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 13:43:22,677 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 13:43:22,677 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 13:43:22,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 13:43:22,678 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 13:43:22,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 13:43:22,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 13:43:22,678 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-09 13:43:22,678 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 13:43:22,679 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 13:43:22,680 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-09 13:43:22,680 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-09 13:43:22,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 13:43:22,681 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 444b5752868bbd74c58edd97704f691177109dc29746364d37c5e1376d108a0e [2024-11-09 13:43:23,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 13:43:23,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 13:43:23,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 13:43:23,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 13:43:23,054 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 13:43:23,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:24,608 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 13:43:25,013 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 13:43:25,014 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:25,048 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b7f5af0/1e849ef1915a4c049103f57d08799685/FLAG8f09233e8 [2024-11-09 13:43:25,185 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b7f5af0/1e849ef1915a4c049103f57d08799685 [2024-11-09 13:43:25,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 13:43:25,190 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 13:43:25,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 13:43:25,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 13:43:25,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 13:43:25,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:43:25" (1/1) ... [2024-11-09 13:43:25,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72727372 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:25, skipping insertion in model container [2024-11-09 13:43:25,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:43:25" (1/1) ... [2024-11-09 13:43:25,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 13:43:26,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 13:43:26,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 13:43:26,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 13:43:26,807 INFO L204 MainTranslator]: Completed translation [2024-11-09 13:43:26,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26 WrapperNode [2024-11-09 13:43:26,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 13:43:26,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 13:43:26,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 13:43:26,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 13:43:26,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,888 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2024-11-09 13:43:26,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 13:43:26,890 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 13:43:26,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 13:43:26,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 13:43:26,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,905 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,923 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-09 13:43:26,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,937 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 13:43:26,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 13:43:26,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 13:43:26,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 13:43:26,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (1/1) ... [2024-11-09 13:43:26,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-09 13:43:26,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 13:43:27,013 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) [2024-11-09 13:43:27,020 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 [2024-11-09 13:43:27,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 13:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 13:43:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 13:43:27,061 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 13:43:27,061 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 13:43:27,200 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 13:43:27,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 13:43:28,266 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 13:43:28,266 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 13:43:28,278 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 13:43:28,278 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 13:43:28,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:28 BoogieIcfgContainer [2024-11-09 13:43:28,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 13:43:28,281 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 13:43:28,281 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 13:43:28,284 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 13:43:28,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 01:43:25" (1/3) ... [2024-11-09 13:43:28,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d3be19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:43:28, skipping insertion in model container [2024-11-09 13:43:28,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:43:26" (2/3) ... [2024-11-09 13:43:28,285 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d3be19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 01:43:28, skipping insertion in model container [2024-11-09 13:43:28,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:28" (3/3) ... [2024-11-09 13:43:28,286 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_05_bad.i [2024-11-09 13:43:28,304 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 13:43:28,304 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 13:43:28,356 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 13:43:28,362 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;@fdb2351, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 13:43:28,363 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-09 13:43:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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) [2024-11-09 13:43:28,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 13:43:28,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 13:43:28,377 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 13:43:28,378 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 13:43:28,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 13:43:28,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2024-11-09 13:43:28,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 13:43:28,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [448654296] [2024-11-09 13:43:28,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:28,398 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 [2024-11-09 13:43:28,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 13:43:28,402 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) [2024-11-09 13:43:28,404 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 [2024-11-09 13:43:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 13:43:28,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 13:43:28,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 13:43:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 13:43:28,663 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 13:43:28,663 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-09 13:43:28,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [448654296] [2024-11-09 13:43:28,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [448654296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 13:43:28,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 13:43:28,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 13:43:28,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92000813] [2024-11-09 13:43:28,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 13:43:28,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 13:43:28,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-09 13:43:28,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 13:43:28,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 13:43:28,698 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 13:43:28,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 13:43:28,731 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2024-11-09 13:43:28,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 13:43:28,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-09 13:43:28,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 13:43:28,740 INFO L225 Difference]: With dead ends: 39 [2024-11-09 13:43:28,741 INFO L226 Difference]: Without dead ends: 16 [2024-11-09 13:43:28,744 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 13:43:28,748 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 17 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 13:43:28,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 13:43:28,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-11-09 13:43:28,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-11-09 13:43:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 13:43:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2024-11-09 13:43:28,813 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2024-11-09 13:43:28,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 13:43:28,813 INFO L471 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2024-11-09 13:43:28,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-09 13:43:28,813 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-09 13:43:28,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 13:43:28,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 13:43:28,814 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 13:43:28,831 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 [2024-11-09 13:43:29,023 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 [2024-11-09 13:43:29,025 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-09 13:43:29,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 13:43:29,026 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2024-11-09 13:43:29,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-09 13:43:29,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919382526] [2024-11-09 13:43:29,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 13:43:29,030 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 [2024-11-09 13:43:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-09 13:43:29,033 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) [2024-11-09 13:43:29,035 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 [2024-11-09 13:43:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 13:43:29,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 13:43:29,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 13:43:29,204 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-09 13:43:29,205 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 13:43:29,207 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-09 13:43:29,209 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-09 13:43:29,217 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 [2024-11-09 13:43:29,414 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 [2024-11-09 13:43:29,418 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 13:43:29,441 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 13:43:29,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 01:43:29 BoogieIcfgContainer [2024-11-09 13:43:29,444 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 13:43:29,445 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 13:43:29,445 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 13:43:29,445 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 13:43:29,445 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:43:28" (3/4) ... [2024-11-09 13:43:29,448 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 13:43:29,449 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 13:43:29,450 INFO L158 Benchmark]: Toolchain (without parser) took 4259.93ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.4MB in the beginning and 39.5MB in the end (delta: 7.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-09 13:43:29,451 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 52.4MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 13:43:29,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1616.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 21.2MB in the end (delta: 26.0MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2024-11-09 13:43:29,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.81ms. Allocated memory is still 83.9MB. Free memory was 21.2MB in the beginning and 50.0MB in the end (delta: -28.9MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. [2024-11-09 13:43:29,453 INFO L158 Benchmark]: Boogie Preprocessor took 63.76ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 13:43:29,453 INFO L158 Benchmark]: RCFGBuilder took 1324.78ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 33.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 13:43:29,453 INFO L158 Benchmark]: TraceAbstraction took 1163.47ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 40.1MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 13:43:29,454 INFO L158 Benchmark]: Witness Printer took 4.53ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 39.5MB in the end (delta: 567.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 13:43:29,458 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 52.4MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1616.97ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.2MB in the beginning and 21.2MB in the end (delta: 26.0MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.81ms. Allocated memory is still 83.9MB. Free memory was 21.2MB in the beginning and 50.0MB in the end (delta: -28.9MB). Peak memory consumption was 2.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.76ms. Allocated memory is still 83.9MB. Free memory was 50.0MB in the beginning and 47.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1324.78ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 33.3MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1163.47ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 40.1MB in the end (delta: -7.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.53ms. Allocated memory is still 83.9MB. Free memory was 40.1MB in the beginning and 39.5MB in the end (delta: 567.7kB). 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: 1845]: 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 1853. 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); [L1832] static int staticTrue = 1; [L1833] static int staticFalse = 0; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1853] 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, staticFalse=0, staticTrue=1] [L1414] COND TRUE line != ((void *)0) [L1853] 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, staticFalse=0, staticTrue=1] [L1854] CALL CWE190_Integer_Overflow__int_rand_square_05_bad() [L1836] int data; [L1837] data = 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1838] COND TRUE \read(staticTrue) [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1840] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1840] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1842] COND TRUE \read(staticTrue) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFalse=0, staticTrue=1] [L1845] data * 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, staticFalse=0, staticTrue=1] - UnprovableResult [Line: 1845]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 23 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 39 ConjunctsInSsa, 2 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 [2024-11-09 13:43:29,489 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