./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ad12b13e5136dd4080ed35753718748a9f4bfc6bcbc150497e41f3a6d19b3e6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 13:08:19,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 13:08:19,786 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 13:08:19,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 13:08:19,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 13:08:19,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 13:08:19,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 13:08:19,822 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 13:08:19,823 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 13:08:19,823 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 13:08:19,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 13:08:19,824 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 13:08:19,825 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 13:08:19,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 13:08:19,828 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 13:08:19,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 13:08:19,829 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 13:08:19,829 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 13:08:19,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 13:08:19,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 13:08:19,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 13:08:19,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 13:08:19,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 13:08:19,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 13:08:19,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 13:08:19,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 13:08:19,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 13:08:19,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 13:08:19,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 13:08:19,837 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 13:08:19,837 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 13:08:19,837 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 13:08:19,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 13:08:19,838 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 13:08:19,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 13:08:19,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 13:08:19,840 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 13:08:19,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 13:08:19,841 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 13:08:19,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 13:08:19,842 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 13:08:19,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 13:08:19,843 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad12b13e5136dd4080ed35753718748a9f4bfc6bcbc150497e41f3a6d19b3e6 [2024-10-11 13:08:20,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 13:08:20,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 13:08:20,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 13:08:20,153 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 13:08:20,153 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 13:08:20,154 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:21,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 13:08:21,931 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 13:08:21,931 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:21,939 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7228209d6/0c3f3b300c18420e95c6849b262c4170/FLAG019edaeae [2024-10-11 13:08:22,313 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7228209d6/0c3f3b300c18420e95c6849b262c4170 [2024-10-11 13:08:22,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 13:08:22,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 13:08:22,318 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 13:08:22,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 13:08:22,324 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 13:08:22,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae7a327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22, skipping insertion in model container [2024-10-11 13:08:22,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,353 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 13:08:22,510 WARN L248 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-60.i[913,926] [2024-10-11 13:08:22,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 13:08:22,559 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 13:08:22,569 WARN L248 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-60.i[913,926] [2024-10-11 13:08:22,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 13:08:22,614 INFO L204 MainTranslator]: Completed translation [2024-10-11 13:08:22,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22 WrapperNode [2024-10-11 13:08:22,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 13:08:22,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 13:08:22,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 13:08:22,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 13:08:22,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,633 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,657 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2024-10-11 13:08:22,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 13:08:22,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 13:08:22,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 13:08:22,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 13:08:22,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,669 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,680 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]. [2024-10-11 13:08:22,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,693 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,694 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,695 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 13:08:22,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 13:08:22,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 13:08:22,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 13:08:22,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (1/1) ... [2024-10-11 13:08:22,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 13:08:22,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 13:08:22,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 13:08:22,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 13:08:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 13:08:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 13:08:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 13:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 13:08:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 13:08:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 13:08:22,866 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 13:08:22,868 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 13:08:23,076 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-11 13:08:23,076 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 13:08:23,138 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 13:08:23,138 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 13:08:23,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 01:08:23 BoogieIcfgContainer [2024-10-11 13:08:23,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 13:08:23,143 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 13:08:23,143 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 13:08:23,147 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 13:08:23,148 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 01:08:22" (1/3) ... [2024-10-11 13:08:23,149 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a9e21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 01:08:23, skipping insertion in model container [2024-10-11 13:08:23,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:22" (2/3) ... [2024-10-11 13:08:23,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51a9e21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 01:08:23, skipping insertion in model container [2024-10-11 13:08:23,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 01:08:23" (3/3) ... [2024-10-11 13:08:23,153 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:23,171 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 13:08:23,172 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 13:08:23,253 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 13:08:23,263 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;@44657847, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 13:08:23,263 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 13:08:23,268 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 30 states have (on average 1.4) internal successors, (42), 31 states have internal predecessors, (42), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-11 13:08:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-10-11 13:08:23,281 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 13:08:23,283 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 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] [2024-10-11 13:08:23,283 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 13:08:23,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 13:08:23,290 INFO L85 PathProgramCache]: Analyzing trace with hash 953363036, now seen corresponding path program 1 times [2024-10-11 13:08:23,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 13:08:23,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894851264] [2024-10-11 13:08:23,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 13:08:23,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 13:08:23,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 13:08:23,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 13:08:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 13:08:23,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 13:08:23,656 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 13:08:23,657 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 13:08:23,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 13:08:23,664 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-11 13:08:23,751 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 13:08:23,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 01:08:23 BoogieIcfgContainer [2024-10-11 13:08:23,754 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 13:08:23,758 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 13:08:23,758 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 13:08:23,759 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 13:08:23,760 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 01:08:23" (3/4) ... [2024-10-11 13:08:23,762 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 13:08:23,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 13:08:23,766 INFO L158 Benchmark]: Toolchain (without parser) took 1447.23ms. Allocated memory is still 167.8MB. Free memory was 97.1MB in the beginning and 95.2MB in the end (delta: 1.9MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,766 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 13:08:23,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.66ms. Allocated memory is still 167.8MB. Free memory was 96.9MB in the beginning and 83.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.13ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 80.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,768 INFO L158 Benchmark]: Boogie Preprocessor took 42.10ms. Allocated memory is still 167.8MB. Free memory was 80.7MB in the beginning and 78.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,769 INFO L158 Benchmark]: RCFGBuilder took 437.90ms. Allocated memory is still 167.8MB. Free memory was 78.3MB in the beginning and 125.7MB in the end (delta: -47.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,769 INFO L158 Benchmark]: TraceAbstraction took 611.22ms. Allocated memory is still 167.8MB. Free memory was 124.5MB in the beginning and 95.7MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-11 13:08:23,770 INFO L158 Benchmark]: Witness Printer took 5.54ms. Allocated memory is still 167.8MB. Free memory was 95.7MB in the beginning and 95.7MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 13:08:23,774 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.66ms. Allocated memory is still 167.8MB. Free memory was 96.9MB in the beginning and 83.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.13ms. Allocated memory is still 167.8MB. Free memory was 82.8MB in the beginning and 80.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.10ms. Allocated memory is still 167.8MB. Free memory was 80.7MB in the beginning and 78.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.90ms. Allocated memory is still 167.8MB. Free memory was 78.3MB in the beginning and 125.7MB in the end (delta: -47.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * TraceAbstraction took 611.22ms. Allocated memory is still 167.8MB. Free memory was 124.5MB in the beginning and 95.7MB in the end (delta: 28.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.54ms. Allocated memory is still 167.8MB. Free memory was 95.7MB in the beginning and 95.7MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 99, overapproximation of someBinaryArithmeticDOUBLEoperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 99, overapproximation of someBinaryArithmeticFLOAToperation at line 54. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9999.6; [L23] double var_1_2 = 64.25; [L24] double var_1_3 = 31.2; [L25] signed long int var_1_4 = 1; [L26] unsigned char var_1_5 = 2; [L27] signed long int var_1_6 = 10; [L28] float var_1_7 = 5.8; [L29] unsigned char var_1_8 = 1; [L30] unsigned char var_1_9 = 1; [L31] float var_1_10 = 64.8; [L32] float var_1_11 = 32.902; [L33] float var_1_12 = 10.5; [L34] float var_1_13 = 4.4; [L35] float var_1_14 = 999.375; [L36] double var_1_15 = 2.5; [L37] float var_1_16 = 8.6; [L38] float last_1_var_1_16 = 8.6; [L103] isInitial = 1 [L104] FCALL initially() [L105] COND TRUE 1 [L106] CALL updateLastVariables() [L96] last_1_var_1_16 = var_1_16 [L106] RET updateLastVariables() [L107] CALL updateVariables() [L68] var_1_2 = __VERIFIER_nondet_double() [L69] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_3=156/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_3=156/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L69] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854765600e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_3=156/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L70] var_1_3 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L71] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_5=2, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L72] var_1_5 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L73] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_5 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L74] RET assume_abort_if_not(var_1_5 <= 255) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=10, var_1_7=29/5, var_1_8=1, var_1_9=1] [L75] var_1_6 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L76] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L77] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L78] var_1_8 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_9=1] [L79] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_9=1] [L80] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L80] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=1] [L81] var_1_9 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1] [L82] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1] [L83] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L83] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_10=324/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L84] var_1_10 = __VERIFIER_nondet_float() [L85] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L85] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_11=16451/500, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L86] var_1_11 = __VERIFIER_nondet_float() [L87] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L87] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_12=21/2, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L88] var_1_12 = __VERIFIER_nondet_float() [L89] CALL assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L89] RET assume_abort_if_not((var_1_12 >= -230584.3009213691390e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 2305843.009213691390e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_13=22/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L90] var_1_13 = __VERIFIER_nondet_float() [L91] CALL assume_abort_if_not((var_1_13 >= -115292.1504606845700e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 1152921.504606845700e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L91] RET assume_abort_if_not((var_1_13 >= -115292.1504606845700e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 1152921.504606845700e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_14=7995/8, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L92] var_1_14 = __VERIFIER_nondet_float() [L93] CALL assume_abort_if_not((var_1_14 >= -115292.1504606845700e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 1152921.504606845700e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L93] RET assume_abort_if_not((var_1_14 >= -115292.1504606845700e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 1152921.504606845700e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_1=49998/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L107] RET updateVariables() [L108] CALL step() [L42] var_1_1 = (var_1_2 - var_1_3) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_4=1, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L43] COND FALSE !((- var_1_5) >= var_1_6) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_4=1, var_1_5=4, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L52] unsigned char stepLocal_0 = var_1_9; VAL [isInitial=1, last_1_var_1_16=43/5, stepLocal_0=-255, var_1_15=5/2, var_1_16=43/5, var_1_4=1, var_1_5=4, var_1_6=5, var_1_7=29/5, var_1_8=1, var_1_9=-255] [L53] COND TRUE var_1_8 && stepLocal_0 [L54] var_1_7 = ((var_1_10 - var_1_11) + (var_1_12 + (var_1_13 + var_1_14))) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_15=5/2, var_1_16=43/5, var_1_4=1, var_1_5=4, var_1_6=5, var_1_8=1, var_1_9=-255] [L56] var_1_15 = 500.25 VAL [isInitial=1, last_1_var_1_16=43/5, var_1_15=2001/4, var_1_16=43/5, var_1_4=1, var_1_5=4, var_1_6=5, var_1_8=1, var_1_9=-255] [L57] COND FALSE !(var_1_2 > last_1_var_1_16) [L64] var_1_16 = var_1_12 VAL [isInitial=1, last_1_var_1_16=43/5, var_1_12=10004, var_1_15=2001/4, var_1_16=10004, var_1_4=1, var_1_5=4, var_1_6=5, var_1_8=1, var_1_9=-255] [L108] RET step() [L109] CALL, EXPR property() [L99-L100] return ((((var_1_1 == ((double) (var_1_2 - var_1_3))) && (((- var_1_5) >= var_1_6) ? ((var_1_6 > var_1_5) ? ((var_1_3 == var_1_1) ? (var_1_4 == ((signed long int) (256 - (var_1_5 + 5)))) : (var_1_4 == ((signed long int) var_1_5))) : 1) : 1)) && ((var_1_8 && var_1_9) ? (var_1_7 == ((float) ((var_1_10 - var_1_11) + (var_1_12 + (var_1_13 + var_1_14))))) : 1)) && (var_1_15 == ((double) 500.25))) && ((var_1_2 > last_1_var_1_16) ? (var_1_9 ? ((var_1_3 <= ((((last_1_var_1_16) < (var_1_11)) ? (last_1_var_1_16) : (var_1_11)))) ? (var_1_16 == ((float) (var_1_14 + var_1_11))) : 1) : 1) : (var_1_16 == ((float) var_1_12))) ; [L109] RET, EXPR property() [L109] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_16=43/5, var_1_12=10004, var_1_15=2001/4, var_1_16=10004, var_1_4=1, var_1_5=4, var_1_6=5, var_1_8=1, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, last_1_var_1_16=43/5, var_1_12=10004, var_1_15=2001/4, var_1_16=10004, var_1_4=1, var_1_5=4, var_1_6=5, var_1_8=1, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 15, 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=48occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 1 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 [2024-10-11 13:08:23,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ad12b13e5136dd4080ed35753718748a9f4bfc6bcbc150497e41f3a6d19b3e6 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 13:08:26,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 13:08:26,149 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 13:08:26,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 13:08:26,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 13:08:26,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 13:08:26,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 13:08:26,189 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 13:08:26,190 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 13:08:26,193 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 13:08:26,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 13:08:26,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 13:08:26,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 13:08:26,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 13:08:26,195 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 13:08:26,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 13:08:26,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 13:08:26,196 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 13:08:26,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 13:08:26,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 13:08:26,197 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 13:08:26,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 13:08:26,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 13:08:26,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 13:08:26,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 13:08:26,200 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 13:08:26,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 13:08:26,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 13:08:26,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 13:08:26,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 13:08:26,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 13:08:26,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 13:08:26,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 13:08:26,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 13:08:26,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 13:08:26,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 13:08:26,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 13:08:26,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 13:08:26,206 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 13:08:26,207 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 13:08:26,207 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 13:08:26,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 13:08:26,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 13:08:26,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 13:08:26,208 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 13:08:26,208 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ad12b13e5136dd4080ed35753718748a9f4bfc6bcbc150497e41f3a6d19b3e6 [2024-10-11 13:08:26,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 13:08:26,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 13:08:26,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 13:08:26,554 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 13:08:26,555 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 13:08:26,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:27,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 13:08:28,181 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 13:08:28,181 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:28,189 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e30d05552/eec45ca50afe4e53aa8165b257194911/FLAG4b04c78f7 [2024-10-11 13:08:28,202 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/e30d05552/eec45ca50afe4e53aa8165b257194911 [2024-10-11 13:08:28,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 13:08:28,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 13:08:28,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 13:08:28,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 13:08:28,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 13:08:28,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfcbb6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28, skipping insertion in model container [2024-10-11 13:08:28,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 13:08:28,434 WARN L248 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-60.i[913,926] [2024-10-11 13:08:28,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 13:08:28,510 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 13:08:28,521 WARN L248 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-60.i[913,926] [2024-10-11 13:08:28,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 13:08:28,574 INFO L204 MainTranslator]: Completed translation [2024-10-11 13:08:28,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28 WrapperNode [2024-10-11 13:08:28,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 13:08:28,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 13:08:28,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 13:08:28,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 13:08:28,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,607 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,645 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2024-10-11 13:08:28,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 13:08:28,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 13:08:28,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 13:08:28,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 13:08:28,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,663 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,684 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]. [2024-10-11 13:08:28,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 13:08:28,716 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 13:08:28,716 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 13:08:28,716 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 13:08:28,717 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (1/1) ... [2024-10-11 13:08:28,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 13:08:28,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 13:08:28,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 13:08:28,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 13:08:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 13:08:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 13:08:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 13:08:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 13:08:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 13:08:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 13:08:28,900 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 13:08:28,902 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 13:08:34,455 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-11 13:08:34,456 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 13:08:34,531 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 13:08:34,532 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 13:08:34,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 01:08:34 BoogieIcfgContainer [2024-10-11 13:08:34,532 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 13:08:34,539 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 13:08:34,539 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 13:08:34,542 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 13:08:34,545 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 01:08:28" (1/3) ... [2024-10-11 13:08:34,546 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5716c522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 01:08:34, skipping insertion in model container [2024-10-11 13:08:34,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 01:08:28" (2/3) ... [2024-10-11 13:08:34,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5716c522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 01:08:34, skipping insertion in model container [2024-10-11 13:08:34,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 01:08:34" (3/3) ... [2024-10-11 13:08:34,548 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-60.i [2024-10-11 13:08:34,566 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 13:08:34,566 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 13:08:34,636 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 13:08:34,642 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;@1cb74baa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 13:08:34,643 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 13:08:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand has 48 states, 30 states have (on average 1.4) internal successors, (42), 31 states have internal predecessors, (42), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-10-11 13:08:34,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-10-11 13:08:34,659 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 13:08:34,660 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 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] [2024-10-11 13:08:34,660 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 13:08:34,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 13:08:34,667 INFO L85 PathProgramCache]: Analyzing trace with hash 953363036, now seen corresponding path program 1 times [2024-10-11 13:08:34,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 13:08:34,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1743655697] [2024-10-11 13:08:34,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 13:08:34,685 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 13:08:34,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 13:08:34,688 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-11 13:08:34,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-11 13:08:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 13:08:35,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-11 13:08:35,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 13:09:27,117 WARN L286 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-11 13:09:40,888 WARN L286 SmtUtils]: Spent 6.47s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-11 13:10:00,787 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)