./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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/hardness-nfm22/hardness_variablewrapping_normal_file-91.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0101e68cd769ee86bcffa133d99498f55c4b5621d6fd69302f6e63627d783b8c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:30:24,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:30:24,884 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 00:30:24,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:30:24,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:30:24,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:30:24,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:30:24,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:30:24,905 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:30:24,905 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:30:24,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:30:24,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:30:24,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:30:24,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:30:24,907 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:30:24,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:30:24,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:30:24,908 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:30:24,908 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 00:30:24,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:30:24,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:30:24,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:30:24,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:30:24,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:30:24,910 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:30:24,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:30:24,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:30:24,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:30:24,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:30:24,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:30:24,911 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:30:24,912 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:30:24,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:30:24,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:30:24,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:30:24,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:30:24,913 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 00:30:24,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 00:30:24,914 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:30:24,914 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:30:24,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:30:24,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:30:24,915 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0101e68cd769ee86bcffa133d99498f55c4b5621d6fd69302f6e63627d783b8c [2024-11-19 00:30:25,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:30:25,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:30:25,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:30:25,164 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:30:25,165 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:30:25,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:26,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:30:26,727 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:30:26,728 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:26,740 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c44138c/696194295f244976ac57860667bc13c3/FLAG999aceb70 [2024-11-19 00:30:27,090 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42c44138c/696194295f244976ac57860667bc13c3 [2024-11-19 00:30:27,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:30:27,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:30:27,095 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:30:27,095 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:30:27,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:30:27,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@668d5254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27, skipping insertion in model container [2024-11-19 00:30:27,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:30:27,299 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i[913,926] [2024-11-19 00:30:27,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:30:27,357 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:30:27,365 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i[913,926] [2024-11-19 00:30:27,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:30:27,411 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:30:27,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27 WrapperNode [2024-11-19 00:30:27,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:30:27,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:30:27,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:30:27,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:30:27,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,446 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-11-19 00:30:27,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:30:27,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:30:27,447 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:30:27,447 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:30:27,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,474 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]. [2024-11-19 00:30:27,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,484 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:30:27,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:30:27,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:30:27,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:30:27,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (1/1) ... [2024-11-19 00:30:27,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:30:27,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:30:27,525 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) [2024-11-19 00:30:27,527 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 [2024-11-19 00:30:27,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:30:27,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:30:27,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:30:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 00:30:27,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:30:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:30:27,630 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:30:27,632 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:30:27,826 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-19 00:30:27,827 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:30:27,836 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:30:27,837 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:30:27,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:30:27 BoogieIcfgContainer [2024-11-19 00:30:27,837 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:30:27,841 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:30:27,842 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:30:27,845 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:30:27,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:30:27" (1/3) ... [2024-11-19 00:30:27,845 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7177a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:30:27, skipping insertion in model container [2024-11-19 00:30:27,845 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:27" (2/3) ... [2024-11-19 00:30:27,846 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7177a12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:30:27, skipping insertion in model container [2024-11-19 00:30:27,846 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:30:27" (3/3) ... [2024-11-19 00:30:27,848 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:27,861 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:30:27,861 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:30:27,905 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:30:27,911 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;@34196bbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:30:27,911 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:30:27,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:30:27,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-19 00:30:27,925 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:30:27,926 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:30:27,927 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:30:27,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:30:27,931 INFO L85 PathProgramCache]: Analyzing trace with hash 123178100, now seen corresponding path program 1 times [2024-11-19 00:30:27,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:30:27,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578723250] [2024-11-19 00:30:27,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:30:27,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:30:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-19 00:30:28,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [224898897] [2024-11-19 00:30:28,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:30:28,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 00:30:28,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:30:28,233 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 00:30:28,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-19 00:30:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:30:28,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 00:30:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:30:28,517 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 00:30:28,519 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 00:30:28,520 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 00:30:28,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-19 00:30:28,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-19 00:30:28,726 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-19 00:30:28,774 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 00:30:28,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 12:30:28 BoogieIcfgContainer [2024-11-19 00:30:28,776 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 00:30:28,777 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 00:30:28,777 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 00:30:28,778 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 00:30:28,778 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:30:27" (3/4) ... [2024-11-19 00:30:28,781 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 00:30:28,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 00:30:28,783 INFO L158 Benchmark]: Toolchain (without parser) took 1688.30ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 59.0MB in the beginning and 81.3MB in the end (delta: -22.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,783 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 00:30:28,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.99ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 58.9MB in the beginning and 152.6MB in the end (delta: -93.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.12ms. Allocated memory is still 188.7MB. Free memory was 152.6MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,788 INFO L158 Benchmark]: Boogie Preprocessor took 39.51ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 147.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,788 INFO L158 Benchmark]: RCFGBuilder took 350.10ms. Allocated memory is still 188.7MB. Free memory was 147.4MB in the beginning and 130.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,788 INFO L158 Benchmark]: TraceAbstraction took 935.14ms. Allocated memory is still 188.7MB. Free memory was 130.6MB in the beginning and 82.4MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,791 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 188.7MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 00:30:28,793 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 130.0MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.99ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 58.9MB in the beginning and 152.6MB in the end (delta: -93.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.12ms. Allocated memory is still 188.7MB. Free memory was 152.6MB in the beginning and 150.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.51ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 147.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 350.10ms. Allocated memory is still 188.7MB. Free memory was 147.4MB in the beginning and 130.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 935.14ms. Allocated memory is still 188.7MB. Free memory was 130.6MB in the beginning and 82.4MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 188.7MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someUnaryDOUBLEoperation at line 28. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000000; [L23] float var_1_2 = 49.25; [L24] unsigned long int var_1_3 = 64; [L25] unsigned long int var_1_4 = 64; [L26] signed short int var_1_5 = 1; [L27] float var_1_6 = 8.4; [L28] float var_1_7 = -0.25; [L29] signed short int var_1_8 = -4; [L30] unsigned long int var_1_9 = 64; [L31] unsigned long int var_1_10 = 16; [L32] unsigned long int var_1_11 = 10; [L33] signed short int var_1_12 = 100; [L34] signed short int var_1_14 = 128; [L35] signed short int var_1_15 = 10; VAL [isInitial=0, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_2=197/4, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] FCALL updateLastVariables() [L108] CALL updateVariables() [L69] var_1_2 = __VERIFIER_nondet_float() [L70] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L70] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=64, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L71] var_1_3 = __VERIFIER_nondet_ulong() [L72] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L72] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L73] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L73] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=64, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L74] var_1_4 = __VERIFIER_nondet_ulong() [L75] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L75] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L76] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L76] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_6=42/5, var_1_8=-4, var_1_9=64] [L77] var_1_6 = __VERIFIER_nondet_float() [L78] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L78] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L79] var_1_7 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L80] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-4, var_1_9=64] [L81] var_1_8 = __VERIFIER_nondet_short() [L82] CALL assume_abort_if_not(var_1_8 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L82] RET assume_abort_if_not(var_1_8 >= -32767) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L83] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L83] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=16, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L84] var_1_10 = __VERIFIER_nondet_ulong() [L85] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L85] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L86] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L86] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L87] var_1_11 = __VERIFIER_nondet_ulong() [L88] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L88] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L89] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L89] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=128, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L90] var_1_14 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_14 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L91] RET assume_abort_if_not(var_1_14 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L92] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L92] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=10, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L93] var_1_15 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L94] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L95] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L95] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L108] RET updateVariables() [L109] CALL step() [L39] COND FALSE !(var_1_2 >= 50.4f) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=1, var_1_8=-32767, var_1_9=64] [L42] COND FALSE !(var_1_3 == (var_1_1 * var_1_4)) [L49] var_1_5 = var_1_8 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=64] [L51] COND TRUE ! (var_1_4 < var_1_3) [L52] var_1_9 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=100, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=0] [L56] COND FALSE !(var_1_10 > var_1_9) [L65] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=0] [L109] RET step() [L110] CALL, EXPR property() [L100-L101] return ((((var_1_2 >= 50.4f) ? (var_1_1 == ((unsigned long int) ((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4))))) : 1) && ((var_1_3 == (var_1_1 * var_1_4)) ? ((var_1_2 >= (var_1_6 + var_1_7)) ? (var_1_5 == ((signed short int) var_1_8)) : (var_1_5 == ((signed short int) 32))) : (var_1_5 == ((signed short int) var_1_8)))) && ((! (var_1_4 < var_1_3)) ? (var_1_9 == ((unsigned long int) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))))) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))))) : (var_1_9 == ((unsigned long int) ((((var_1_11) > (var_1_10)) ? (var_1_11) : (var_1_10))))))) && ((var_1_10 > var_1_9) ? ((63.1 >= var_1_7) ? ((var_1_7 >= var_1_2) ? (var_1_12 == ((signed short int) (var_1_14 - var_1_15))) : (var_1_12 == ((signed short int) var_1_14))) : 1) : (var_1_12 == ((signed short int) var_1_15))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=0] [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=-1, var_1_15=0, var_1_1=100000000, var_1_3=-4194967295, var_1_4=-4194967295, var_1_5=-32767, var_1_8=-32767, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2024-11-19 00:30:28,820 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/hardness-nfm22/hardness_variablewrapping_normal_file-91.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0101e68cd769ee86bcffa133d99498f55c4b5621d6fd69302f6e63627d783b8c --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:30:30,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:30:30,878 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-19 00:30:30,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:30:30,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:30:30,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:30:30,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:30:30,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:30:30,912 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:30:30,913 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:30:30,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:30:30,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:30:30,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:30:30,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:30:30,916 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:30:30,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:30:30,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:30:30,917 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:30:30,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:30:30,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:30:30,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:30:30,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:30:30,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:30:30,918 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-19 00:30:30,918 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-19 00:30:30,918 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:30:30,919 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-19 00:30:30,919 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:30:30,919 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:30:30,919 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:30:30,920 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:30:30,920 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:30:30,920 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:30:30,920 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:30:30,920 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:30:30,921 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:30:30,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:30:30,921 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:30:30,921 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-19 00:30:30,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-19 00:30:30,921 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:30:30,922 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:30:30,922 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:30:30,922 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:30:30,922 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0101e68cd769ee86bcffa133d99498f55c4b5621d6fd69302f6e63627d783b8c [2024-11-19 00:30:31,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:30:31,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:30:31,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:30:31,210 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:30:31,210 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:30:31,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:32,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:30:32,805 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:30:32,806 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:32,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87664ea0/ac5e819d08df4c1ea5ade504c1f67dae/FLAG9d72f1d48 [2024-11-19 00:30:32,830 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f87664ea0/ac5e819d08df4c1ea5ade504c1f67dae [2024-11-19 00:30:32,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:30:32,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:30:32,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:30:32,834 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:30:32,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:30:32,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:30:32" (1/1) ... [2024-11-19 00:30:32,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72df70dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:32, skipping insertion in model container [2024-11-19 00:30:32,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:30:32" (1/1) ... [2024-11-19 00:30:32,866 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:30:33,009 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i[913,926] [2024-11-19 00:30:33,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:30:33,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:30:33,071 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-91.i[913,926] [2024-11-19 00:30:33,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:30:33,128 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:30:33,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33 WrapperNode [2024-11-19 00:30:33,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:30:33,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:30:33,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:30:33,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:30:33,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,172 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111 [2024-11-19 00:30:33,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:30:33,176 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:30:33,176 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:30:33,176 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:30:33,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,190 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,204 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]. [2024-11-19 00:30:33,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,211 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,217 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:30:33,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:30:33,231 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:30:33,231 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:30:33,232 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (1/1) ... [2024-11-19 00:30:33,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:30:33,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:30:33,260 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) [2024-11-19 00:30:33,265 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 [2024-11-19 00:30:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:30:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-19 00:30:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:30:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:30:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:30:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:30:33,360 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:30:33,362 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:30:33,849 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-19 00:30:33,849 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:30:33,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:30:33,866 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:30:33,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:30:33 BoogieIcfgContainer [2024-11-19 00:30:33,866 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:30:33,868 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:30:33,868 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:30:33,871 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:30:33,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:30:32" (1/3) ... [2024-11-19 00:30:33,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9cf594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:30:33, skipping insertion in model container [2024-11-19 00:30:33,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:30:33" (2/3) ... [2024-11-19 00:30:33,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e9cf594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:30:33, skipping insertion in model container [2024-11-19 00:30:33,872 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:30:33" (3/3) ... [2024-11-19 00:30:33,873 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-91.i [2024-11-19 00:30:33,884 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:30:33,885 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:30:33,929 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:30:33,939 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;@884edbe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:30:33,940 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:30:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-19 00:30:33,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-19 00:30:33,955 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:30:33,955 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:30:33,966 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:30:33,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:30:33,971 INFO L85 PathProgramCache]: Analyzing trace with hash 123178100, now seen corresponding path program 1 times [2024-11-19 00:30:33,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:30:33,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1860737473] [2024-11-19 00:30:33,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:30:33,980 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 [2024-11-19 00:30:33,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:30:33,983 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) [2024-11-19 00:30:33,984 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 [2024-11-19 00:30:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:30:34,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-19 00:30:34,160 INFO L278 TraceCheckSpWp]: Computing forward predicates...