./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-38.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-38.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 ad5576ee265c689e1f97ecb60d806cc436384909a7661aea27074eb324006ed2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:24:05,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:24:05,694 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-19 00:24:05,712 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:24:05,712 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:24:05,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:24:05,747 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:24:05,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:24:05,748 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:24:05,749 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:24:05,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:24:05,750 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:24:05,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:24:05,752 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:24:05,752 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:24:05,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:24:05,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:24:05,753 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:24:05,753 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 00:24:05,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:24:05,753 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:24:05,754 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:24:05,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:24:05,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:24:05,757 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:24:05,757 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:24:05,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:24:05,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:24:05,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:24:05,758 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:24:05,758 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:24:05,758 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:24:05,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:24:05,759 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:24:05,759 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:24:05,759 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:24:05,759 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 00:24:05,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 00:24:05,759 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:24:05,760 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:24:05,760 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:24:05,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:24:05,761 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad5576ee265c689e1f97ecb60d806cc436384909a7661aea27074eb324006ed2 [2024-11-19 00:24:05,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:24:06,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:24:06,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:24:06,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:24:06,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:24:06,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:07,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:24:07,460 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:24:07,460 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:07,470 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449c663fa/2a888939f5e84bf39409341f2a7b2b0c/FLAG52b02b27f [2024-11-19 00:24:07,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/449c663fa/2a888939f5e84bf39409341f2a7b2b0c [2024-11-19 00:24:07,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:24:07,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:24:07,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:24:07,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:24:07,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:24:07,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761362e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07, skipping insertion in model container [2024-11-19 00:24:07,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,522 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:24:07,671 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-38.i[913,926] [2024-11-19 00:24:07,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:24:07,738 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:24:07,748 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-38.i[913,926] [2024-11-19 00:24:07,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:24:07,788 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:24:07,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07 WrapperNode [2024-11-19 00:24:07,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:24:07,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:24:07,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:24:07,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:24:07,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,832 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-19 00:24:07,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:24:07,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:24:07,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:24:07,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:24:07,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,852 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,866 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 00:24:07,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,867 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,875 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,876 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:24:07,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:24:07,881 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:24:07,881 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:24:07,882 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (1/1) ... [2024-11-19 00:24:07,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:24:07,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:24:07,911 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 00:24:07,913 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 00:24:07,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:24:07,950 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:24:07,950 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:24:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 00:24:07,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:24:07,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:24:08,020 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:24:08,021 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:24:08,246 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-19 00:24:08,247 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:24:08,256 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:24:08,256 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:24:08,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:24:08 BoogieIcfgContainer [2024-11-19 00:24:08,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:24:08,259 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:24:08,259 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:24:08,261 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:24:08,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:24:07" (1/3) ... [2024-11-19 00:24:08,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f72b320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:24:08, skipping insertion in model container [2024-11-19 00:24:08,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:07" (2/3) ... [2024-11-19 00:24:08,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f72b320 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:24:08, skipping insertion in model container [2024-11-19 00:24:08,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:24:08" (3/3) ... [2024-11-19 00:24:08,264 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:08,277 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:24:08,277 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:24:08,326 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:24:08,331 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;@3adaecd9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:24:08,331 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:24:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-19 00:24:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:08,345 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:08,345 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:08,346 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:08,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:08,350 INFO L85 PathProgramCache]: Analyzing trace with hash 449802896, now seen corresponding path program 1 times [2024-11-19 00:24:08,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:24:08,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838546495] [2024-11-19 00:24:08,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:08,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:24:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-19 00:24:08,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:24:08,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838546495] [2024-11-19 00:24:08,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838546495] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 00:24:08,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101814717] [2024-11-19 00:24:08,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:08,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 00:24:08,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:24:08,661 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 00:24:08,662 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 00:24:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:08,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 00:24:08,813 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:24:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-19 00:24:08,844 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:24:08,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101814717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:24:08,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-19 00:24:08,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-19 00:24:08,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949662113] [2024-11-19 00:24:08,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:24:08,854 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 00:24:08,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:24:08,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 00:24:08,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:24:08,881 INFO L87 Difference]: Start difference. First operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 00:24:08,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:24:08,904 INFO L93 Difference]: Finished difference Result 119 states and 204 transitions. [2024-11-19 00:24:08,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 00:24:08,906 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2024-11-19 00:24:08,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:24:08,911 INFO L225 Difference]: With dead ends: 119 [2024-11-19 00:24:08,912 INFO L226 Difference]: Without dead ends: 59 [2024-11-19 00:24:08,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:24:08,919 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 00:24:08,920 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:24:08,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-19 00:24:08,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-19 00:24:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-19 00:24:08,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 86 transitions. [2024-11-19 00:24:08,952 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 86 transitions. Word has length 148 [2024-11-19 00:24:08,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:24:08,953 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 86 transitions. [2024-11-19 00:24:08,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 00:24:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2024-11-19 00:24:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:08,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:08,956 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:08,969 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 00:24:09,160 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 00:24:09,161 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:09,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:09,162 INFO L85 PathProgramCache]: Analyzing trace with hash 803808152, now seen corresponding path program 1 times [2024-11-19 00:24:09,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:24:09,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592619745] [2024-11-19 00:24:09,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:09,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:24:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:09,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-19 00:24:09,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:24:09,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592619745] [2024-11-19 00:24:09,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592619745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:24:09,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:24:09,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 00:24:09,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432277117] [2024-11-19 00:24:09,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:24:09,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 00:24:09,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:24:09,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 00:24:09,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 00:24:09,348 INFO L87 Difference]: Start difference. First operand 59 states and 86 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-19 00:24:09,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:24:09,388 INFO L93 Difference]: Finished difference Result 149 states and 215 transitions. [2024-11-19 00:24:09,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 00:24:09,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148 [2024-11-19 00:24:09,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:24:09,391 INFO L225 Difference]: With dead ends: 149 [2024-11-19 00:24:09,391 INFO L226 Difference]: Without dead ends: 93 [2024-11-19 00:24:09,392 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 00:24:09,394 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 45 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 00:24:09,395 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 158 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:24:09,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-19 00:24:09,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2024-11-19 00:24:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 52 states have internal predecessors, (57), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-19 00:24:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2024-11-19 00:24:09,417 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 148 [2024-11-19 00:24:09,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:24:09,419 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2024-11-19 00:24:09,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-19 00:24:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2024-11-19 00:24:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:09,421 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:09,421 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:09,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-19 00:24:09,421 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:09,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:09,421 INFO L85 PathProgramCache]: Analyzing trace with hash 805655194, now seen corresponding path program 1 times [2024-11-19 00:24:09,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:24:09,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920592465] [2024-11-19 00:24:09,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:09,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:24:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:10,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 12 proven. 120 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-11-19 00:24:10,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 00:24:10,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920592465] [2024-11-19 00:24:10,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920592465] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 00:24:10,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687078366] [2024-11-19 00:24:10,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:10,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 00:24:10,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:24:10,111 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 00:24:10,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-19 00:24:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:10,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-19 00:24:10,218 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:24:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 297 proven. 180 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2024-11-19 00:24:11,167 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 00:24:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 12 proven. 123 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-19 00:24:11,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687078366] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-19 00:24:11,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-19 00:24:11,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 9] total 20 [2024-11-19 00:24:11,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338761976] [2024-11-19 00:24:11,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-19 00:24:11,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-19 00:24:11,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-19 00:24:11,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-19 00:24:11,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2024-11-19 00:24:11,523 INFO L87 Difference]: Start difference. First operand 90 states and 129 transitions. Second operand has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) [2024-11-19 00:24:11,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:24:11,910 INFO L93 Difference]: Finished difference Result 207 states and 279 transitions. [2024-11-19 00:24:11,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-19 00:24:11,911 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) Word has length 148 [2024-11-19 00:24:11,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:24:11,914 INFO L225 Difference]: With dead ends: 207 [2024-11-19 00:24:11,914 INFO L226 Difference]: Without dead ends: 120 [2024-11-19 00:24:11,915 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 285 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2024-11-19 00:24:11,916 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 96 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-19 00:24:11,916 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 230 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-19 00:24:11,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-19 00:24:11,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 114. [2024-11-19 00:24:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 69 states have (on average 1.0724637681159421) internal successors, (74), 70 states have internal predecessors, (74), 36 states have call successors, (36), 8 states have call predecessors, (36), 8 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-19 00:24:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 146 transitions. [2024-11-19 00:24:11,929 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 146 transitions. Word has length 148 [2024-11-19 00:24:11,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:24:11,930 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 146 transitions. [2024-11-19 00:24:11,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) [2024-11-19 00:24:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2024-11-19 00:24:11,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:11,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:11,932 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:11,946 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-19 00:24:12,132 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-19 00:24:12,133 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:12,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:12,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1485713564, now seen corresponding path program 1 times [2024-11-19 00:24:12,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 00:24:12,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220796365] [2024-11-19 00:24:12,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:12,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 00:24:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:24:12,182 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 00:24:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 00:24:12,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 00:24:12,263 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-19 00:24:12,264 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-19 00:24:12,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-19 00:24:12,270 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-19 00:24:12,343 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-19 00:24:12,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 12:24:12 BoogieIcfgContainer [2024-11-19 00:24:12,349 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-19 00:24:12,350 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 00:24:12,350 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 00:24:12,350 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 00:24:12,351 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:24:08" (3/4) ... [2024-11-19 00:24:12,353 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 00:24:12,354 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 00:24:12,354 INFO L158 Benchmark]: Toolchain (without parser) took 4863.62ms. Allocated memory was 153.1MB in the beginning and 224.4MB in the end (delta: 71.3MB). Free memory was 100.0MB in the beginning and 107.0MB in the end (delta: -7.0MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,354 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 00:24:12,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.06ms. Allocated memory is still 153.1MB. Free memory was 99.6MB in the beginning and 84.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.01ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 81.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,355 INFO L158 Benchmark]: Boogie Preprocessor took 47.75ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 76.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,355 INFO L158 Benchmark]: RCFGBuilder took 375.96ms. Allocated memory is still 153.1MB. Free memory was 76.9MB in the beginning and 57.6MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,356 INFO L158 Benchmark]: TraceAbstraction took 4090.87ms. Allocated memory was 153.1MB in the beginning and 224.4MB in the end (delta: 71.3MB). Free memory was 57.1MB in the beginning and 107.0MB in the end (delta: -49.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-19 00:24:12,356 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 224.4MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 00:24:12,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 119.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.06ms. Allocated memory is still 153.1MB. Free memory was 99.6MB in the beginning and 84.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.01ms. Allocated memory is still 153.1MB. Free memory was 84.9MB in the beginning and 81.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.75ms. Allocated memory is still 153.1MB. Free memory was 81.7MB in the beginning and 76.9MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 375.96ms. Allocated memory is still 153.1MB. Free memory was 76.9MB in the beginning and 57.6MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4090.87ms. Allocated memory was 153.1MB in the beginning and 224.4MB in the end (delta: 71.3MB). Free memory was 57.1MB in the beginning and 107.0MB in the end (delta: -49.9MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 224.4MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned short int var_1_2 = 56507; [L24] unsigned short int var_1_3 = 52902; [L25] unsigned short int var_1_4 = 8; [L26] unsigned long int var_1_5 = 16; [L27] unsigned long int var_1_6 = 1771558822; [L28] double var_1_7 = 7.25; [L29] double var_1_8 = 31.2; [L30] double var_1_9 = 32.71; [L31] double var_1_10 = 0.4; [L32] double var_1_11 = 7.75; [L33] unsigned short int var_1_12 = 32; [L34] unsigned char var_1_13 = 0; [L35] unsigned short int var_1_14 = 20114; [L36] unsigned short int var_1_15 = 32; [L37] unsigned short int var_1_16 = 16773; [L38] unsigned short int var_1_17 = 25; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 1; VAL [isInitial=0, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=56507, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_ushort() [L66] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L66] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L67] CALL assume_abort_if_not(var_1_2 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L67] RET assume_abort_if_not(var_1_2 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L68] var_1_3 = __VERIFIER_nondet_ushort() [L69] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L69] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L70] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L70] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L71] var_1_4 = __VERIFIER_nondet_ushort() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L73] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L73] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L74] var_1_6 = __VERIFIER_nondet_ulong() [L75] CALL assume_abort_if_not(var_1_6 >= 1610612735) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L75] RET assume_abort_if_not(var_1_6 >= 1610612735) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L76] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L76] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L77] var_1_8 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L78] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L79] var_1_9 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L80] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L81] var_1_10 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L82] RET assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L83] var_1_11 = __VERIFIER_nondet_double() [L84] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L84] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L85] var_1_13 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L86] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L87] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L87] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L88] var_1_14 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L89] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L90] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L90] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L91] var_1_15 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L92] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L93] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L93] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L94] var_1_16 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_16 >= 16384) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L95] RET assume_abort_if_not(var_1_16 >= 16384) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L96] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L96] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L97] var_1_18 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L98] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L99] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L99] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L100] var_1_19 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L101] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L102] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L102] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L115] RET updateVariables() [L116] CALL step() [L44] var_1_1 = (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4) [L45] unsigned short int stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=32767, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L46] COND FALSE !(var_1_4 > stepLocal_0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L49] var_1_7 = (var_1_8 + (var_1_9 + (var_1_10 + var_1_11))) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L50] COND TRUE ! var_1_13 [L51] var_1_12 = (var_1_3 - (var_1_14 - var_1_15)) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L59] unsigned char stepLocal_1 = var_1_19; VAL [isInitial=1, stepLocal_1=-255, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L60] COND FALSE !((var_1_13 && var_1_18) && stepLocal_1) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L116] RET step() [L117] CALL, EXPR property() [L107-L108] return ((((var_1_1 == ((unsigned short int) (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4))) && ((var_1_4 > var_1_2) ? (var_1_5 == ((unsigned long int) (((var_1_6 - var_1_3) + 2144048120u) - var_1_2))) : 1)) && (var_1_7 == ((double) (var_1_8 + (var_1_9 + (var_1_10 + var_1_11)))))) && ((! var_1_13) ? (var_1_12 == ((unsigned short int) (var_1_3 - (var_1_14 - var_1_15)))) : (var_1_13 ? (var_1_12 == ((unsigned short int) ((27636 + var_1_16) - (((((16853 - 10)) > (var_1_14)) ? ((16853 - 10)) : (var_1_14)))))) : (var_1_12 == ((unsigned short int) var_1_3))))) && (((var_1_13 && var_1_18) && var_1_19) ? (var_1_17 == ((unsigned short int) (var_1_15 + var_1_14))) : 1) ; VAL [\result=0, isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L19] reach_error() VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 4, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 142 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 474 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 243 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 352 IncrementalHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 231 mSDtfsCounter, 352 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 466 GetRequests, 436 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=3, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 888 NumberOfCodeBlocks, 888 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 882 ConstructedInterpolants, 0 QuantifiedInterpolants, 3495 SizeOfPredicates, 3 NumberOfNonLiveVariables, 650 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 6155/6624 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 00:24:12,385 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-38.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 ad5576ee265c689e1f97ecb60d806cc436384909a7661aea27074eb324006ed2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 00:24:14,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 00:24:14,300 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-19 00:24:14,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 00:24:14,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 00:24:14,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 00:24:14,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 00:24:14,333 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 00:24:14,333 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 00:24:14,336 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 00:24:14,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 00:24:14,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 00:24:14,337 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 00:24:14,337 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 00:24:14,337 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 00:24:14,338 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 00:24:14,338 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 00:24:14,338 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 00:24:14,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 00:24:14,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 00:24:14,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 00:24:14,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 00:24:14,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 00:24:14,340 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-19 00:24:14,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-19 00:24:14,341 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 00:24:14,341 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-19 00:24:14,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 00:24:14,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 00:24:14,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 00:24:14,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 00:24:14,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 00:24:14,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 00:24:14,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 00:24:14,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:24:14,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 00:24:14,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 00:24:14,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 00:24:14,344 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-19 00:24:14,345 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-19 00:24:14,345 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 00:24:14,345 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 00:24:14,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 00:24:14,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 00:24:14,345 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad5576ee265c689e1f97ecb60d806cc436384909a7661aea27074eb324006ed2 [2024-11-19 00:24:14,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 00:24:14,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 00:24:14,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 00:24:14,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 00:24:14,625 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 00:24:14,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:15,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 00:24:16,132 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 00:24:16,133 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:16,144 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caaf17568/80966c593875481ba59aabd31febf12f/FLAG092beda7c [2024-11-19 00:24:16,161 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caaf17568/80966c593875481ba59aabd31febf12f [2024-11-19 00:24:16,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 00:24:16,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 00:24:16,166 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 00:24:16,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 00:24:16,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 00:24:16,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f55e87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16, skipping insertion in model container [2024-11-19 00:24:16,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 00:24:16,336 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-38.i[913,926] [2024-11-19 00:24:16,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:24:16,401 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 00:24:16,413 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-38.i[913,926] [2024-11-19 00:24:16,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 00:24:16,478 INFO L204 MainTranslator]: Completed translation [2024-11-19 00:24:16,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16 WrapperNode [2024-11-19 00:24:16,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 00:24:16,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 00:24:16,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 00:24:16,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 00:24:16,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,517 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-19 00:24:16,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 00:24:16,521 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 00:24:16,522 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 00:24:16,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 00:24:16,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,534 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,543 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 00:24:16,543 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,553 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 00:24:16,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 00:24:16,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 00:24:16,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 00:24:16,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (1/1) ... [2024-11-19 00:24:16,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 00:24:16,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 00:24:16,600 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 00:24:16,603 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 00:24:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 00:24:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-19 00:24:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 00:24:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 00:24:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 00:24:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 00:24:16,706 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 00:24:16,710 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 00:24:18,237 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-19 00:24:18,238 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 00:24:18,252 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 00:24:18,253 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 00:24:18,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:24:18 BoogieIcfgContainer [2024-11-19 00:24:18,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 00:24:18,255 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 00:24:18,255 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 00:24:18,264 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 00:24:18,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:24:16" (1/3) ... [2024-11-19 00:24:18,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bc7bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:24:18, skipping insertion in model container [2024-11-19 00:24:18,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:24:16" (2/3) ... [2024-11-19 00:24:18,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9bc7bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:24:18, skipping insertion in model container [2024-11-19 00:24:18,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:24:18" (3/3) ... [2024-11-19 00:24:18,267 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-38.i [2024-11-19 00:24:18,281 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 00:24:18,281 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 00:24:18,327 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 00:24:18,336 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;@5e31019f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 00:24:18,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 00:24:18,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-19 00:24:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:18,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:18,353 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:18,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:18,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:18,358 INFO L85 PathProgramCache]: Analyzing trace with hash 449802896, now seen corresponding path program 1 times [2024-11-19 00:24:18,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:24:18,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1845127222] [2024-11-19 00:24:18,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:18,373 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 00:24:18,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:24:18,376 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 00:24:18,377 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 00:24:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:18,696 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-19 00:24:18,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:24:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-19 00:24:18,746 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:24:18,746 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:24:18,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1845127222] [2024-11-19 00:24:18,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1845127222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:24:18,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:24:18,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-19 00:24:18,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918851319] [2024-11-19 00:24:18,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:24:18,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-19 00:24:18,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:24:18,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-19 00:24:18,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:24:18,776 INFO L87 Difference]: Start difference. First operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 00:24:18,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:24:18,807 INFO L93 Difference]: Finished difference Result 119 states and 204 transitions. [2024-11-19 00:24:18,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-19 00:24:18,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2024-11-19 00:24:18,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:24:18,817 INFO L225 Difference]: With dead ends: 119 [2024-11-19 00:24:18,818 INFO L226 Difference]: Without dead ends: 59 [2024-11-19 00:24:18,821 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-19 00:24:18,826 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-19 00:24:18,828 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-19 00:24:18,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-19 00:24:18,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-19 00:24:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-19 00:24:18,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 86 transitions. [2024-11-19 00:24:18,877 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 86 transitions. Word has length 148 [2024-11-19 00:24:18,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:24:18,877 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 86 transitions. [2024-11-19 00:24:18,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-19 00:24:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2024-11-19 00:24:18,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:18,883 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:18,883 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:18,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-19 00:24:19,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-19 00:24:19,084 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:19,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:19,085 INFO L85 PathProgramCache]: Analyzing trace with hash 803808152, now seen corresponding path program 1 times [2024-11-19 00:24:19,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:24:19,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1832612781] [2024-11-19 00:24:19,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:19,086 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 00:24:19,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:24:19,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-19 00:24:19,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-19 00:24:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:19,398 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 00:24:19,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:24:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-19 00:24:19,445 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-19 00:24:19,446 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-19 00:24:19,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1832612781] [2024-11-19 00:24:19,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1832612781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-19 00:24:19,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-19 00:24:19,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-19 00:24:19,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249616351] [2024-11-19 00:24:19,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-19 00:24:19,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-19 00:24:19,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-19 00:24:19,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-19 00:24:19,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 00:24:19,450 INFO L87 Difference]: Start difference. First operand 59 states and 86 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-19 00:24:20,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-19 00:24:22,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-19 00:24:22,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-19 00:24:22,260 INFO L93 Difference]: Finished difference Result 149 states and 215 transitions. [2024-11-19 00:24:22,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-19 00:24:22,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148 [2024-11-19 00:24:22,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-19 00:24:22,288 INFO L225 Difference]: With dead ends: 149 [2024-11-19 00:24:22,288 INFO L226 Difference]: Without dead ends: 93 [2024-11-19 00:24:22,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-19 00:24:22,289 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 45 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-19 00:24:22,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 157 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-19 00:24:22,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-19 00:24:22,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2024-11-19 00:24:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 52 states have internal predecessors, (57), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-19 00:24:22,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2024-11-19 00:24:22,311 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 148 [2024-11-19 00:24:22,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-19 00:24:22,312 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2024-11-19 00:24:22,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-19 00:24:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2024-11-19 00:24:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-19 00:24:22,314 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 00:24:22,314 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 00:24:22,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-19 00:24:22,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-19 00:24:22,515 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 00:24:22,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 00:24:22,516 INFO L85 PathProgramCache]: Analyzing trace with hash 805655194, now seen corresponding path program 1 times [2024-11-19 00:24:22,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-19 00:24:22,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1308330588] [2024-11-19 00:24:22,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 00:24:22,520 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 00:24:22,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-19 00:24:22,522 INFO L229 MonitoredProcess]: Starting monitored process 4 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 00:24:22,522 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 (4)] Waiting until timeout for monitored process [2024-11-19 00:24:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 00:24:23,023 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-19 00:24:23,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 00:25:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 339 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2024-11-19 00:25:01,469 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-19 00:25:22,136 WARN L286 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)