./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_14_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 023d838f 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_max_preinc_14_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 2e653ebd451dc392506baa7b0d14b55bbfbd0c1a7a794e73058d1223dc28025b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 20:57:22,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 20:57:22,896 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-10 20:57:22,901 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 20:57:22,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 20:57:22,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 20:57:22,924 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 20:57:22,925 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 20:57:22,925 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 20:57:22,926 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 20:57:22,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 20:57:22,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 20:57:22,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 20:57:22,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 20:57:22,929 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 20:57:22,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 20:57:22,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 20:57:22,929 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 20:57:22,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 20:57:22,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 20:57:22,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 20:57:22,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 20:57:22,933 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 20:57:22,933 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 20:57:22,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 20:57:22,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 20:57:22,934 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 20:57:22,934 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 20:57:22,934 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 20:57:22,934 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 20:57:22,935 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 20:57:22,935 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:57:22,935 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 20:57:22,935 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 20:57:22,935 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 20:57:22,935 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 20:57:22,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 20:57:22,936 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 20:57:22,936 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 20:57:22,936 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 20:57:22,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 20:57:22,937 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e653ebd451dc392506baa7b0d14b55bbfbd0c1a7a794e73058d1223dc28025b [2024-11-10 20:57:23,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 20:57:23,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 20:57:23,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 20:57:23,140 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 20:57:23,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 20:57:23,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:24,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 20:57:24,602 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 20:57:24,602 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:24,626 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b49f5c33/3b70003ac5a84692b7ca958478423761/FLAG0450c3326 [2024-11-10 20:57:24,640 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b49f5c33/3b70003ac5a84692b7ca958478423761 [2024-11-10 20:57:24,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 20:57:24,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 20:57:24,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 20:57:24,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 20:57:24,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 20:57:24,651 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:57:24" (1/1) ... [2024-11-10 20:57:24,652 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4630d9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:24, skipping insertion in model container [2024-11-10 20:57:24,652 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:57:24" (1/1) ... [2024-11-10 20:57:24,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 20:57:25,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:57:25,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 20:57:25,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:57:25,454 INFO L204 MainTranslator]: Completed translation [2024-11-10 20:57:25,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25 WrapperNode [2024-11-10 20:57:25,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 20:57:25,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 20:57:25,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 20:57:25,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 20:57:25,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,483 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,505 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-10 20:57:25,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 20:57:25,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 20:57:25,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 20:57:25,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 20:57:25,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,519 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,530 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 20:57:25,530 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,534 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,534 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,535 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 20:57:25,537 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 20:57:25,537 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 20:57:25,538 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 20:57:25,538 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (1/1) ... [2024-11-10 20:57:25,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:57:25,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 20:57:25,570 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) [2024-11-10 20:57:25,571 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 [2024-11-10 20:57:25,606 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-10 20:57:25,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-10 20:57:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 20:57:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 20:57:25,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 20:57:25,729 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 20:57:25,730 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 20:57:25,820 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-10 20:57:25,820 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 20:57:25,832 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 20:57:25,832 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 20:57:25,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:25 BoogieIcfgContainer [2024-11-10 20:57:25,832 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 20:57:25,834 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 20:57:25,835 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 20:57:25,838 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 20:57:25,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:57:24" (1/3) ... [2024-11-10 20:57:25,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282a1ec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:57:25, skipping insertion in model container [2024-11-10 20:57:25,839 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:25" (2/3) ... [2024-11-10 20:57:25,840 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@282a1ec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:57:25, skipping insertion in model container [2024-11-10 20:57:25,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:25" (3/3) ... [2024-11-10 20:57:25,841 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:25,854 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 20:57:25,854 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 20:57:25,901 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 20:57:25,906 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;@48b12328, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 20:57:25,906 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 20:57:25,908 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.3125) internal successors, (21), 18 states have internal predecessors, (21), 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) [2024-11-10 20:57:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-10 20:57:25,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:57:25,913 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:57:25,914 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:57:25,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:57:25,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1028074867, now seen corresponding path program 1 times [2024-11-10 20:57:25,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 20:57:25,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35662960] [2024-11-10 20:57:25,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:57:25,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 20:57:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:57:26,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 20:57:26,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:57:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 20:57:26,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 20:57:26,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35662960] [2024-11-10 20:57:26,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35662960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 20:57:26,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 20:57:26,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 20:57:26,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577312794] [2024-11-10 20:57:26,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 20:57:26,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 20:57:26,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 20:57:26,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 20:57:26,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:57:26,204 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.3125) internal successors, (21), 18 states have internal predecessors, (21), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 20:57:26,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 20:57:26,235 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2024-11-10 20:57:26,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 20:57:26,237 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-10 20:57:26,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 20:57:26,241 INFO L225 Difference]: With dead ends: 39 [2024-11-10 20:57:26,241 INFO L226 Difference]: Without dead ends: 17 [2024-11-10 20:57:26,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:57:26,248 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 20:57:26,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 40 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 20:57:26,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2024-11-10 20:57:26,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-11-10 20:57:26,270 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) [2024-11-10 20:57:26,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2024-11-10 20:57:26,272 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2024-11-10 20:57:26,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 20:57:26,273 INFO L471 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2024-11-10 20:57:26,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 20:57:26,273 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-10 20:57:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-10 20:57:26,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:57:26,274 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:57:26,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 20:57:26,275 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:57:26,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:57:26,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1028073906, now seen corresponding path program 1 times [2024-11-10 20:57:26,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 20:57:26,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860204727] [2024-11-10 20:57:26,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:57:26,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 20:57:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:57:26,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 20:57:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:57:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 20:57:26,328 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 20:57:26,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860204727] [2024-11-10 20:57:26,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860204727] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 20:57:26,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 20:57:26,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 20:57:26,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974734286] [2024-11-10 20:57:26,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 20:57:26,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 20:57:26,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 20:57:26,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 20:57:26,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:57:26,336 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 20:57:26,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 20:57:26,346 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2024-11-10 20:57:26,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 20:57:26,346 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2024-11-10 20:57:26,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 20:57:26,347 INFO L225 Difference]: With dead ends: 18 [2024-11-10 20:57:26,347 INFO L226 Difference]: Without dead ends: 13 [2024-11-10 20:57:26,347 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 20:57:26,348 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 9 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 20:57:26,348 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 20:57:26,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-10 20:57:26,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-10 20:57:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-11-10 20:57:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-10 20:57:26,352 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2024-11-10 20:57:26,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 20:57:26,352 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2024-11-10 20:57:26,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-10 20:57:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-10 20:57:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 20:57:26,353 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:57:26,353 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:57:26,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 20:57:26,353 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:57:26,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:57:26,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1805549824, now seen corresponding path program 1 times [2024-11-10 20:57:26,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 20:57:26,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411680883] [2024-11-10 20:57:26,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:57:26,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 20:57:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:57:26,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 20:57:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:57:26,394 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-10 20:57:26,394 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 20:57:26,395 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-10 20:57:26,396 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-10 20:57:26,396 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 20:57:26,398 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-10 20:57:26,419 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 20:57:26,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:57:26 BoogieIcfgContainer [2024-11-10 20:57:26,421 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 20:57:26,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 20:57:26,423 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 20:57:26,423 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 20:57:26,424 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:25" (3/4) ... [2024-11-10 20:57:26,425 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 20:57:26,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 20:57:26,427 INFO L158 Benchmark]: Toolchain (without parser) took 1782.11ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 67.4MB in the beginning and 137.1MB in the end (delta: -69.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:26,427 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:26,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.44ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 67.1MB in the beginning and 111.4MB in the end (delta: -44.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-11-10 20:57:26,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.55ms. Allocated memory is still 197.1MB. Free memory was 111.4MB in the beginning and 108.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 20:57:26,428 INFO L158 Benchmark]: Boogie Preprocessor took 31.38ms. Allocated memory is still 197.1MB. Free memory was 108.2MB in the beginning and 106.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 20:57:26,428 INFO L158 Benchmark]: IcfgBuilder took 295.78ms. Allocated memory is still 197.1MB. Free memory was 106.1MB in the beginning and 93.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 20:57:26,428 INFO L158 Benchmark]: TraceAbstraction took 587.18ms. Allocated memory is still 197.1MB. Free memory was 92.5MB in the beginning and 137.1MB in the end (delta: -44.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:26,429 INFO L158 Benchmark]: Witness Printer took 4.18ms. Allocated memory is still 197.1MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:26,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.44ms. Allocated memory was 142.6MB in the beginning and 197.1MB in the end (delta: 54.5MB). Free memory was 67.1MB in the beginning and 111.4MB in the end (delta: -44.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.55ms. Allocated memory is still 197.1MB. Free memory was 111.4MB in the beginning and 108.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.38ms. Allocated memory is still 197.1MB. Free memory was 108.2MB in the beginning and 106.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 295.78ms. Allocated memory is still 197.1MB. Free memory was 106.1MB in the beginning and 93.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 587.18ms. Allocated memory is still 197.1MB. Free memory was 92.5MB in the beginning and 137.1MB in the end (delta: -44.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.18ms. Allocated memory is still 197.1MB. Free memory is still 137.1MB. 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: 1559]: 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 1568. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_max_preinc_14_bad() [L1550] int data; [L1551] 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] [L1552] COND TRUE globalFive==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 34 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 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 [2024-11-10 20:57:26,451 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_max_preinc_14_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 2e653ebd451dc392506baa7b0d14b55bbfbd0c1a7a794e73058d1223dc28025b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 20:57:28,200 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 20:57:28,247 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-10 20:57:28,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 20:57:28,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 20:57:28,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-10 20:57:28,281 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 20:57:28,281 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 20:57:28,282 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 20:57:28,283 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 20:57:28,283 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 20:57:28,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 20:57:28,283 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 20:57:28,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 20:57:28,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 20:57:28,284 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 20:57:28,285 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 20:57:28,285 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 20:57:28,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 20:57:28,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 20:57:28,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 20:57:28,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 20:57:28,286 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-10 20:57:28,287 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-10 20:57:28,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 20:57:28,287 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-10 20:57:28,287 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-10 20:57:28,287 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 20:57:28,288 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 20:57:28,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 20:57:28,288 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 20:57:28,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 20:57:28,288 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 20:57:28,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 20:57:28,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:57:28,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 20:57:28,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 20:57:28,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 20:57:28,290 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-10 20:57:28,290 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-10 20:57:28,290 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 20:57:28,291 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 20:57:28,291 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 20:57:28,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 20:57:28,291 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e653ebd451dc392506baa7b0d14b55bbfbd0c1a7a794e73058d1223dc28025b [2024-11-10 20:57:28,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 20:57:28,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 20:57:28,541 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 20:57:28,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 20:57:28,542 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 20:57:28,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:29,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 20:57:30,055 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 20:57:30,056 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:30,080 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d1af4d2/dcc8b18bd7704c2083d2350cecb6e45c/FLAG687960fc6 [2024-11-10 20:57:30,362 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09d1af4d2/dcc8b18bd7704c2083d2350cecb6e45c [2024-11-10 20:57:30,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 20:57:30,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 20:57:30,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 20:57:30,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 20:57:30,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 20:57:30,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:57:30" (1/1) ... [2024-11-10 20:57:30,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed800ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:30, skipping insertion in model container [2024-11-10 20:57:30,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:57:30" (1/1) ... [2024-11-10 20:57:30,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 20:57:30,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:57:30,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 20:57:30,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 20:57:31,089 INFO L204 MainTranslator]: Completed translation [2024-11-10 20:57:31,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31 WrapperNode [2024-11-10 20:57:31,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 20:57:31,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 20:57:31,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 20:57:31,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 20:57:31,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,122 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,148 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-10 20:57:31,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 20:57:31,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 20:57:31,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 20:57:31,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 20:57:31,159 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,165 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,185 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-10 20:57:31,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,197 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,197 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 20:57:31,209 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 20:57:31,209 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 20:57:31,209 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 20:57:31,209 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (1/1) ... [2024-11-10 20:57:31,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 20:57:31,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 20:57:31,241 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) [2024-11-10 20:57:31,243 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 [2024-11-10 20:57:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-10 20:57:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-10 20:57:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 20:57:31,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 20:57:31,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 20:57:31,385 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 20:57:31,387 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 20:57:31,494 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-10 20:57:31,494 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 20:57:31,506 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 20:57:31,507 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 20:57:31,508 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:31 BoogieIcfgContainer [2024-11-10 20:57:31,508 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 20:57:31,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 20:57:31,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 20:57:31,512 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 20:57:31,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:57:30" (1/3) ... [2024-11-10 20:57:31,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456ae993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:57:31, skipping insertion in model container [2024-11-10 20:57:31,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:57:31" (2/3) ... [2024-11-10 20:57:31,514 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@456ae993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:57:31, skipping insertion in model container [2024-11-10 20:57:31,514 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:31" (3/3) ... [2024-11-10 20:57:31,515 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_14_bad.i [2024-11-10 20:57:31,527 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 20:57:31,528 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-10 20:57:31,574 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 20:57:31,579 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;@39c3877e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 20:57:31,579 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-10 20:57:31,582 INFO L276 IsEmpty]: Start isEmpty. Operand has 22 states, 16 states have (on average 1.3125) internal successors, (21), 18 states have internal predecessors, (21), 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) [2024-11-10 20:57:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-10 20:57:31,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:57:31,587 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:57:31,587 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:57:31,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:57:31,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1028074867, now seen corresponding path program 1 times [2024-11-10 20:57:31,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 20:57:31,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1996936651] [2024-11-10 20:57:31,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:57:31,601 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 [2024-11-10 20:57:31,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 20:57:31,604 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) [2024-11-10 20:57:31,605 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 [2024-11-10 20:57:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 20:57:31,694 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-10 20:57:31,697 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-10 20:57:31,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 20:57:31,718 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-10 20:57:31,719 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-10 20:57:31,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1996936651] [2024-11-10 20:57:31,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1996936651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 20:57:31,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 20:57:31,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-10 20:57:31,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138323433] [2024-11-10 20:57:31,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 20:57:31,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 20:57:31,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-10 20:57:31,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 20:57:31,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 20:57:31,755 INFO L87 Difference]: Start difference. First operand has 22 states, 16 states have (on average 1.3125) internal successors, (21), 18 states have internal predecessors, (21), 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) [2024-11-10 20:57:31,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 20:57:31,767 INFO L93 Difference]: Finished difference Result 22 states and 25 transitions. [2024-11-10 20:57:31,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 20:57:31,769 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 [2024-11-10 20:57:31,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 20:57:31,774 INFO L225 Difference]: With dead ends: 22 [2024-11-10 20:57:31,774 INFO L226 Difference]: Without dead ends: 13 [2024-11-10 20:57:31,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 20:57:31,780 INFO L432 NwaCegarLoop]: 24 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, 24 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 [2024-11-10 20:57:31,781 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 20:57:31,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-10 20:57:31,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-10 20:57:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2024-11-10 20:57:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2024-11-10 20:57:31,807 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2024-11-10 20:57:31,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 20:57:31,808 INFO L471 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2024-11-10 20:57:31,808 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) [2024-11-10 20:57:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-10 20:57:31,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-10 20:57:31,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 20:57:31,809 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 20:57:31,813 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 (2)] Forceful destruction successful, exit code 0 [2024-11-10 20:57:32,010 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 [2024-11-10 20:57:32,010 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-10 20:57:32,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 20:57:32,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1805549824, now seen corresponding path program 1 times [2024-11-10 20:57:32,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-10 20:57:32,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1505869069] [2024-11-10 20:57:32,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 20:57:32,012 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 [2024-11-10 20:57:32,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-10 20:57:32,015 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) [2024-11-10 20:57:32,016 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 [2024-11-10 20:57:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:57:32,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-10 20:57:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-10 20:57:32,135 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-10 20:57:32,135 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-10 20:57:32,137 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-10 20:57:32,138 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-10 20:57:32,146 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 (3)] Ended with exit code 0 [2024-11-10 20:57:32,344 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 [2024-11-10 20:57:32,348 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-10 20:57:32,371 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-10 20:57:32,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 08:57:32 BoogieIcfgContainer [2024-11-10 20:57:32,374 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-10 20:57:32,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-10 20:57:32,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-10 20:57:32,375 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-10 20:57:32,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:57:31" (3/4) ... [2024-11-10 20:57:32,377 INFO L146 WitnessPrinter]: No result that supports witness generation found [2024-11-10 20:57:32,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-10 20:57:32,379 INFO L158 Benchmark]: Toolchain (without parser) took 2013.28ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 54.8MB in the beginning and 69.0MB in the end (delta: -14.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-11-10 20:57:32,379 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 65.0MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:32,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.73ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 35.2MB in the end (delta: 19.3MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2024-11-10 20:57:32,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.16ms. Allocated memory is still 88.1MB. Free memory was 35.2MB in the beginning and 32.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 20:57:32,380 INFO L158 Benchmark]: Boogie Preprocessor took 57.09ms. Allocated memory is still 88.1MB. Free memory was 32.3MB in the beginning and 58.4MB in the end (delta: -26.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-10 20:57:32,380 INFO L158 Benchmark]: IcfgBuilder took 299.25ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 44.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-10 20:57:32,380 INFO L158 Benchmark]: TraceAbstraction took 865.04ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 69.0MB in the end (delta: -24.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:32,381 INFO L158 Benchmark]: Witness Printer took 3.21ms. Allocated memory is still 113.2MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 20:57:32,382 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 65.0MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.73ms. Allocated memory is still 88.1MB. Free memory was 54.6MB in the beginning and 35.2MB in the end (delta: 19.3MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.16ms. Allocated memory is still 88.1MB. Free memory was 35.2MB in the beginning and 32.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.09ms. Allocated memory is still 88.1MB. Free memory was 32.3MB in the beginning and 58.4MB in the end (delta: -26.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * IcfgBuilder took 299.25ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 44.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 865.04ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 69.0MB in the end (delta: -24.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.21ms. Allocated memory is still 113.2MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1559]: 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 1568. 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1568] 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] [L1569] CALL CWE190_Integer_Overflow__int_max_preinc_14_bad() [L1550] int data; [L1551] 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] [L1552] COND TRUE globalFive==5 [L1554] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE globalFive==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] ++data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: 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, 22 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 24 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 38 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-10 20:57:32,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample