./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/byte_add-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d 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/bitvector/byte_add-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 03:51:28,467 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 03:51:28,555 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 03:51:28,561 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 03:51:28,562 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 03:51:28,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 03:51:28,586 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 03:51:28,587 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 03:51:28,587 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 03:51:28,589 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 03:51:28,589 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 03:51:28,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 03:51:28,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 03:51:28,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 03:51:28,592 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 03:51:28,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 03:51:28,593 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 03:51:28,593 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 03:51:28,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 03:51:28,594 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 03:51:28,594 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 03:51:28,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 03:51:28,595 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 03:51:28,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 03:51:28,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 03:51:28,596 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 03:51:28,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 03:51:28,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 03:51:28,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 03:51:28,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 03:51:28,598 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 03:51:28,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 03:51:28,598 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 03:51:28,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 03:51:28,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 03:51:28,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 03:51:28,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 03:51:28,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 03:51:28,600 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 03:51:28,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 03:51:28,601 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 03:51:28,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 03:51:28,602 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 03:51:28,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 03:51:28,603 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7dfc9f1e1cbceb1807370dcac22a0449d857eff9a54bdefbc84178983a910e84 [2024-11-17 03:51:28,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 03:51:28,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 03:51:28,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 03:51:28,880 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 03:51:28,880 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 03:51:28,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/byte_add-1.i [2024-11-17 03:51:30,340 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 03:51:30,514 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 03:51:30,514 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/byte_add-1.i [2024-11-17 03:51:30,524 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a508f99/90cc035faa6e4d93ad31d935c09bd476/FLAGd9fdc5edc [2024-11-17 03:51:30,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93a508f99/90cc035faa6e4d93ad31d935c09bd476 [2024-11-17 03:51:30,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 03:51:30,542 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 03:51:30,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 03:51:30,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 03:51:30,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 03:51:30,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f85912b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30, skipping insertion in model container [2024-11-17 03:51:30,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 03:51:30,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 03:51:30,815 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 03:51:30,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 03:51:30,861 INFO L204 MainTranslator]: Completed translation [2024-11-17 03:51:30,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30 WrapperNode [2024-11-17 03:51:30,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 03:51:30,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 03:51:30,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 03:51:30,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 03:51:30,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,918 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 187 [2024-11-17 03:51:30,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 03:51:30,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 03:51:30,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 03:51:30,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 03:51:30,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,950 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,976 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-17 03:51:30,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,991 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:30,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:31,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:31,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 03:51:31,008 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 03:51:31,009 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 03:51:31,009 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 03:51:31,009 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (1/1) ... [2024-11-17 03:51:31,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 03:51:31,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 03:51:31,046 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) [2024-11-17 03:51:31,047 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 [2024-11-17 03:51:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 03:51:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 03:51:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 03:51:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 03:51:31,156 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 03:51:31,158 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 03:51:31,637 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-17 03:51:31,637 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 03:51:31,675 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 03:51:31,679 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 03:51:31,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 03:51:31 BoogieIcfgContainer [2024-11-17 03:51:31,680 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 03:51:31,682 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 03:51:31,682 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 03:51:31,687 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 03:51:31,688 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 03:51:30" (1/3) ... [2024-11-17 03:51:31,688 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eeba51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:51:31, skipping insertion in model container [2024-11-17 03:51:31,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:51:30" (2/3) ... [2024-11-17 03:51:31,691 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eeba51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:51:31, skipping insertion in model container [2024-11-17 03:51:31,692 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 03:51:31" (3/3) ... [2024-11-17 03:51:31,693 INFO L112 eAbstractionObserver]: Analyzing ICFG byte_add-1.i [2024-11-17 03:51:31,711 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 03:51:31,712 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 38 error locations. [2024-11-17 03:51:31,770 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-17 03:51:31,778 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;@34dc6c76, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 03:51:31,779 INFO L334 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2024-11-17 03:51:31,785 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 143 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 03:51:31,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-17 03:51:31,793 INFO L207 NwaCegarLoop]: Found error trace [2024-11-17 03:51:31,794 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-17 03:51:31,796 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 35 more)] === [2024-11-17 03:51:31,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 03:51:31,803 INFO L85 PathProgramCache]: Analyzing trace with hash 6648287, now seen corresponding path program 1 times [2024-11-17 03:51:31,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 03:51:31,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168196463] [2024-11-17 03:51:31,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 03:51:31,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 03:51:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 03:51:32,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 03:51:32,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 03:51:32,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168196463] [2024-11-17 03:51:32,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168196463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 03:51:32,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 03:51:32,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-17 03:51:32,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745889235] [2024-11-17 03:51:32,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 03:51:32,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 03:51:32,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 03:51:32,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 03:51:32,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 03:51:32,039 INFO L87 Difference]: Start difference. First operand has 144 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 143 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 03:51:32,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 03:51:32,075 INFO L93 Difference]: Finished difference Result 177 states and 234 transitions. [2024-11-17 03:51:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 03:51:32,078 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-17 03:51:32,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-17 03:51:32,083 INFO L225 Difference]: With dead ends: 177 [2024-11-17 03:51:32,084 INFO L226 Difference]: Without dead ends: 0 [2024-11-17 03:51:32,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 03:51:32,091 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-17 03:51:32,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-17 03:51:32,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-17 03:51:32,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-17 03:51:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 03:51:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-17 03:51:32,118 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2024-11-17 03:51:32,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-17 03:51:32,118 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-17 03:51:32,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 03:51:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-17 03:51:32,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-17 03:51:32,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (37 of 38 remaining) [2024-11-17 03:51:32,123 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (36 of 38 remaining) [2024-11-17 03:51:32,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (35 of 38 remaining) [2024-11-17 03:51:32,124 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (34 of 38 remaining) [2024-11-17 03:51:32,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (33 of 38 remaining) [2024-11-17 03:51:32,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (32 of 38 remaining) [2024-11-17 03:51:32,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (31 of 38 remaining) [2024-11-17 03:51:32,125 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (30 of 38 remaining) [2024-11-17 03:51:32,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (29 of 38 remaining) [2024-11-17 03:51:32,126 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (28 of 38 remaining) [2024-11-17 03:51:32,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (27 of 38 remaining) [2024-11-17 03:51:32,127 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (26 of 38 remaining) [2024-11-17 03:51:32,128 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (25 of 38 remaining) [2024-11-17 03:51:32,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (24 of 38 remaining) [2024-11-17 03:51:32,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW (23 of 38 remaining) [2024-11-17 03:51:32,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW (22 of 38 remaining) [2024-11-17 03:51:32,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW (21 of 38 remaining) [2024-11-17 03:51:32,129 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW (20 of 38 remaining) [2024-11-17 03:51:32,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 38 remaining) [2024-11-17 03:51:32,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 38 remaining) [2024-11-17 03:51:32,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 38 remaining) [2024-11-17 03:51:32,130 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 38 remaining) [2024-11-17 03:51:32,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 38 remaining) [2024-11-17 03:51:32,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 38 remaining) [2024-11-17 03:51:32,131 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 38 remaining) [2024-11-17 03:51:32,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 38 remaining) [2024-11-17 03:51:32,132 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 38 remaining) [2024-11-17 03:51:32,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 38 remaining) [2024-11-17 03:51:32,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 38 remaining) [2024-11-17 03:51:32,133 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 38 remaining) [2024-11-17 03:51:32,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 38 remaining) [2024-11-17 03:51:32,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 38 remaining) [2024-11-17 03:51:32,134 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 38 remaining) [2024-11-17 03:51:32,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 38 remaining) [2024-11-17 03:51:32,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 38 remaining) [2024-11-17 03:51:32,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 38 remaining) [2024-11-17 03:51:32,135 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 38 remaining) [2024-11-17 03:51:32,136 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 38 remaining) [2024-11-17 03:51:32,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 03:51:32,139 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-17 03:51:32,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-17 03:51:32,158 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 03:51:32,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 03:51:32 BoogieIcfgContainer [2024-11-17 03:51:32,179 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 03:51:32,180 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 03:51:32,180 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 03:51:32,181 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 03:51:32,181 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 03:51:31" (3/4) ... [2024-11-17 03:51:32,184 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-17 03:51:32,195 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-17 03:51:32,195 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-17 03:51:32,196 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-17 03:51:32,196 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-17 03:51:32,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 03:51:32,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-17 03:51:32,310 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 03:51:32,310 INFO L158 Benchmark]: Toolchain (without parser) took 1768.02ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 96.0MB in the beginning and 138.3MB in the end (delta: -42.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,310 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 153.1MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 03:51:32,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.19ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 80.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.14ms. Allocated memory is still 153.1MB. Free memory was 80.8MB in the beginning and 76.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,311 INFO L158 Benchmark]: Boogie Preprocessor took 88.01ms. Allocated memory is still 153.1MB. Free memory was 76.7MB in the beginning and 73.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,312 INFO L158 Benchmark]: IcfgBuilder took 671.57ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 73.8MB in the beginning and 170.8MB in the end (delta: -97.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,312 INFO L158 Benchmark]: TraceAbstraction took 497.12ms. Allocated memory is still 218.1MB. Free memory was 170.8MB in the beginning and 145.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,313 INFO L158 Benchmark]: Witness Printer took 129.39ms. Allocated memory is still 218.1MB. Free memory was 144.6MB in the beginning and 138.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-17 03:51:32,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 153.1MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.19ms. Allocated memory is still 153.1MB. Free memory was 95.6MB in the beginning and 80.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.14ms. Allocated memory is still 153.1MB. Free memory was 80.8MB in the beginning and 76.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.01ms. Allocated memory is still 153.1MB. Free memory was 76.7MB in the beginning and 73.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 671.57ms. Allocated memory was 153.1MB in the beginning and 218.1MB in the end (delta: 65.0MB). Free memory was 73.8MB in the beginning and 170.8MB in the end (delta: -97.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 497.12ms. Allocated memory is still 218.1MB. Free memory was 170.8MB in the beginning and 145.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 129.39ms. Allocated memory is still 218.1MB. Free memory was 144.6MB in the beginning and 138.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 104]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 93]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 92]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 91]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 90]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 87]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 86]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 84]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 70]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 64]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 62]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 60]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 144 locations, 38 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, 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, 134 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 134 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred 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, 0.1s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 3 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 38 specifications checked. All of them hold - InvariantResult [Line: 41]: Location Invariant Derived location invariant: 1 - InvariantResult [Line: 80]: Location Invariant Derived location invariant: null RESULT: Ultimate proved your program to be correct! [2024-11-17 03:51:32,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE