./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d 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_floatingpointinfluence_no-floats_file-77.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 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 23:13:12,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:13:12,607 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 23:13:12,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:13:12,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 23:13:12,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:13:12,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 23:13:12,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 23:13:12,645 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 23:13:12,646 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 23:13:12,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:13:12,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 23:13:12,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:13:12,648 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:13:12,650 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 23:13:12,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:13:12,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:13:12,651 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:13:12,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:13:12,651 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:13:12,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:13:12,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:13:12,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:13:12,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:13:12,656 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:13:12,657 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:13:12,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:13:12,657 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:13:12,658 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:13:12,658 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 23:13:12,658 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 23:13:12,658 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 23:13:12,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 23:13:12,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:13:12,659 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:13:12,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:13:12,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 23:13:12,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:13:12,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 23:13:12,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 23:13:12,661 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 23:13:12,662 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 23:13:12,662 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff [2024-11-08 23:13:12,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:13:12,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:13:12,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:13:12,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:13:12,993 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:13:12,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:14,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:13:14,558 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:13:14,559 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:14,570 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c0c2899/d728942c836b4be98cf23accd84922ae/FLAGb7873c7da [2024-11-08 23:13:14,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1c0c2899/d728942c836b4be98cf23accd84922ae [2024-11-08 23:13:14,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:13:14,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:13:14,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:14,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:13:14,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:13:14,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:14" (1/1) ... [2024-11-08 23:13:14,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c37648e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:14, skipping insertion in model container [2024-11-08 23:13:14,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:14" (1/1) ... [2024-11-08 23:13:14,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:13:15,153 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_floatingpointinfluence_no-floats_file-77.i[916,929] [2024-11-08 23:13:15,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:15,231 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:13:15,247 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_floatingpointinfluence_no-floats_file-77.i[916,929] [2024-11-08 23:13:15,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:15,294 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:13:15,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15 WrapperNode [2024-11-08 23:13:15,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:15,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:15,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:13:15,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:13:15,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,353 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2024-11-08 23:13:15,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:15,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:13:15,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:13:15,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:13:15,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,371 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,389 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]. [2024-11-08 23:13:15,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,404 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:13:15,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:13:15,408 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:13:15,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:13:15,409 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (1/1) ... [2024-11-08 23:13:15,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 23:13:15,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 23:13:15,461 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) [2024-11-08 23:13:15,469 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 [2024-11-08 23:13:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:13:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:13:15,511 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:13:15,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 23:13:15,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:13:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:13:15,598 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:13:15,602 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:13:15,906 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:13:15,907 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:13:15,920 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:13:15,920 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:13:15,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:13:15 BoogieIcfgContainer [2024-11-08 23:13:15,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:13:15,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 23:13:15,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 23:13:15,927 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 23:13:15,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 11:13:14" (1/3) ... [2024-11-08 23:13:15,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6809ae70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 11:13:15, skipping insertion in model container [2024-11-08 23:13:15,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:15" (2/3) ... [2024-11-08 23:13:15,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6809ae70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 11:13:15, skipping insertion in model container [2024-11-08 23:13:15,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:13:15" (3/3) ... [2024-11-08 23:13:15,929 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:15,941 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 23:13:15,941 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 23:13:16,000 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 23:13:16,006 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;@5aefbb10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 23:13:16,006 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 23:13:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 23:13:16,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:16,022 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 23:13:16,024 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 23:13:16,024 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 23:13:16,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:13:16,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1831307112, now seen corresponding path program 1 times [2024-11-08 23:13:16,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 23:13:16,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882633726] [2024-11-08 23:13:16,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:16,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 23:13:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 23:13:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 23:13:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 23:13:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 23:13:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 23:13:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 23:13:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 23:13:16,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 23:13:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 23:13:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 23:13:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 23:13:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 23:13:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 23:13:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 23:13:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 23:13:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 23:13:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 23:13:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 23:13:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 23:13:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 23:13:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 23:13:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 23:13:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 23:13:16,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 23:13:16,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882633726] [2024-11-08 23:13:16,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882633726] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 23:13:16,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 23:13:16,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 23:13:16,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896132229] [2024-11-08 23:13:16,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 23:13:16,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 23:13:16,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 23:13:16,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 23:13:16,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 23:13:16,491 INFO L87 Difference]: Start difference. First operand has 60 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 23:13:16,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 23:13:16,522 INFO L93 Difference]: Finished difference Result 113 states and 199 transitions. [2024-11-08 23:13:16,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 23:13:16,525 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 140 [2024-11-08 23:13:16,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 23:13:16,531 INFO L225 Difference]: With dead ends: 113 [2024-11-08 23:13:16,531 INFO L226 Difference]: Without dead ends: 56 [2024-11-08 23:13:16,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 23:13:16,538 INFO L432 NwaCegarLoop]: 83 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, 83 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 [2024-11-08 23:13:16,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 23:13:16,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-08 23:13:16,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-08 23:13:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 23:13:16,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 83 transitions. [2024-11-08 23:13:16,594 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 83 transitions. Word has length 140 [2024-11-08 23:13:16,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 23:13:16,595 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 83 transitions. [2024-11-08 23:13:16,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 23:13:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2024-11-08 23:13:16,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:16,601 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 23:13:16,602 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 23:13:16,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 23:13:16,602 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 23:13:16,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:13:16,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1490144084, now seen corresponding path program 1 times [2024-11-08 23:13:16,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 23:13:16,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923601487] [2024-11-08 23:13:16,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:16,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 23:13:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 23:13:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 23:13:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 23:13:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 23:13:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 23:13:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 23:13:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 23:13:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 23:13:22,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 23:13:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 23:13:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 23:13:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 23:13:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 23:13:22,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 23:13:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 23:13:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 23:13:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 23:13:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-08 23:13:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-08 23:13:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-08 23:13:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-08 23:13:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-08 23:13:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-08 23:13:22,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 23:13:22,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923601487] [2024-11-08 23:13:22,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923601487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 23:13:22,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 23:13:22,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-08 23:13:22,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379649209] [2024-11-08 23:13:22,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 23:13:22,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-08 23:13:22,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 23:13:22,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-08 23:13:22,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-08 23:13:22,762 INFO L87 Difference]: Start difference. First operand 56 states and 83 transitions. Second operand has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 23:13:23,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 23:13:23,613 INFO L93 Difference]: Finished difference Result 111 states and 147 transitions. [2024-11-08 23:13:23,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 23:13:23,614 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 140 [2024-11-08 23:13:23,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 23:13:23,619 INFO L225 Difference]: With dead ends: 111 [2024-11-08 23:13:23,621 INFO L226 Difference]: Without dead ends: 109 [2024-11-08 23:13:23,621 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-08 23:13:23,622 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 70 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 23:13:23,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 465 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 23:13:23,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2024-11-08 23:13:23,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 79. [2024-11-08 23:13:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 52 states have internal predecessors, (63), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-08 23:13:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 113 transitions. [2024-11-08 23:13:23,654 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 113 transitions. Word has length 140 [2024-11-08 23:13:23,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 23:13:23,655 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 113 transitions. [2024-11-08 23:13:23,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-08 23:13:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2024-11-08 23:13:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:23,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 23:13:23,658 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 23:13:23,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 23:13:23,659 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 23:13:23,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:13:23,659 INFO L85 PathProgramCache]: Analyzing trace with hash -810085714, now seen corresponding path program 1 times [2024-11-08 23:13:23,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 23:13:23,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132382634] [2024-11-08 23:13:23,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:23,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:13:23,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1857878274] [2024-11-08 23:13:23,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:23,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 23:13:23,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 23:13:23,730 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) [2024-11-08 23:13:23,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 23:13:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:13:23,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:13:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:13:23,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 23:13:23,957 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 23:13:23,958 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 23:13:23,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:13:24,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 23:13:24,167 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 23:13:24,249 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 23:13:24,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 11:13:24 BoogieIcfgContainer [2024-11-08 23:13:24,255 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 23:13:24,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:13:24,256 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:13:24,256 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:13:24,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:13:15" (3/4) ... [2024-11-08 23:13:24,259 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:13:24,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:13:24,260 INFO L158 Benchmark]: Toolchain (without parser) took 9316.65ms. Allocated memory was 172.0MB in the beginning and 310.4MB in the end (delta: 138.4MB). Free memory was 141.6MB in the beginning and 151.6MB in the end (delta: -10.0MB). Peak memory consumption was 127.1MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,262 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 139.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:13:24,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.72ms. Allocated memory is still 172.0MB. Free memory was 141.6MB in the beginning and 126.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.81ms. Allocated memory is still 172.0MB. Free memory was 126.8MB in the beginning and 124.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,263 INFO L158 Benchmark]: Boogie Preprocessor took 49.07ms. Allocated memory is still 172.0MB. Free memory was 124.0MB in the beginning and 119.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,264 INFO L158 Benchmark]: RCFGBuilder took 512.50ms. Allocated memory is still 172.0MB. Free memory was 119.8MB in the beginning and 130.3MB in the end (delta: -10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,264 INFO L158 Benchmark]: TraceAbstraction took 8331.34ms. Allocated memory was 172.0MB in the beginning and 310.4MB in the end (delta: 138.4MB). Free memory was 129.5MB in the beginning and 152.7MB in the end (delta: -23.2MB). Peak memory consumption was 118.0MB. Max. memory is 16.1GB. [2024-11-08 23:13:24,264 INFO L158 Benchmark]: Witness Printer took 4.47ms. Allocated memory is still 310.4MB. Free memory was 152.7MB in the beginning and 151.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:13:24,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 139.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.72ms. Allocated memory is still 172.0MB. Free memory was 141.6MB in the beginning and 126.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.81ms. Allocated memory is still 172.0MB. Free memory was 126.8MB in the beginning and 124.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.07ms. Allocated memory is still 172.0MB. Free memory was 124.0MB in the beginning and 119.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 512.50ms. Allocated memory is still 172.0MB. Free memory was 119.8MB in the beginning and 130.3MB in the end (delta: -10.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 8331.34ms. Allocated memory was 172.0MB in the beginning and 310.4MB in the end (delta: 138.4MB). Free memory was 129.5MB in the beginning and 152.7MB in the end (delta: -23.2MB). Peak memory consumption was 118.0MB. Max. memory is 16.1GB. * Witness Printer took 4.47ms. Allocated memory is still 310.4MB. Free memory was 152.7MB in the beginning and 151.6MB in the end (delta: 1.0MB). 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 to_int at line 105. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 50; [L23] unsigned short int var_1_4 = 60871; [L24] unsigned short int var_1_5 = 1; [L25] unsigned short int var_1_6 = 28896; [L26] unsigned short int var_1_7 = 5; [L27] signed long int var_1_8 = 63; [L28] signed long int var_1_9 = 49; [L29] signed long int var_1_10 = 31; [L30] signed long int var_1_11 = 255; [L31] signed long int var_1_12 = 0; [L32] signed short int var_1_13 = -8; [L33] signed long int var_1_15 = 1000000000; [L34] unsigned short int var_1_16 = 4; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; VAL [isInitial=0, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=60871, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L109] isInitial = 1 [L110] FCALL initially() [L111] COND TRUE 1 [L112] FCALL updateLastVariables() [L113] CALL updateVariables() [L67] var_1_4 = __VERIFIER_nondet_ushort() [L68] CALL assume_abort_if_not(var_1_4 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L68] RET assume_abort_if_not(var_1_4 >= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L69] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L69] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=1, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L70] var_1_5 = __VERIFIER_nondet_ushort() [L71] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L71] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L72] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L72] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=28896, var_1_7=5, var_1_8=63, var_1_9=49] [L73] var_1_6 = __VERIFIER_nondet_ushort() [L74] CALL assume_abort_if_not(var_1_6 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L74] RET assume_abort_if_not(var_1_6 >= 16383) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L75] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L75] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=5, var_1_8=63, var_1_9=49] [L76] var_1_7 = __VERIFIER_nondet_ushort() [L77] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_8=63, var_1_9=49] [L77] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_8=63, var_1_9=49] [L78] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=49] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=49] [L78] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=49] [L79] var_1_9 = __VERIFIER_nondet_long() [L80] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L80] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L81] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=31, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L82] var_1_10 = __VERIFIER_nondet_long() [L83] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L83] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L84] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L84] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=255, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L85] var_1_11 = __VERIFIER_nondet_long() [L86] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L86] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L87] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L87] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L88] var_1_12 = __VERIFIER_nondet_long() [L89] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L89] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L90] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=1000000000, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L91] var_1_15 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L92] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L93] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L94] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L94] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=1, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L95] var_1_17 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L96] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L97] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L97] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=1, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L98] var_1_18 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L99] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L100] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L100] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=63, var_1_9=0] [L113] RET updateVariables() [L114] CALL step() [L40] COND FALSE !(var_1_7 > var_1_5) [L43] var_1_8 = (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - (var_1_12 - 3.4f)) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_9=0] [L45] unsigned short int stepLocal_0 = var_1_6; VAL [isInitial=1, stepLocal_0=-49153, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=-8, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_9=0] [L46] COND FALSE !(stepLocal_0 <= var_1_5) [L51] var_1_13 = var_1_7 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=4, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_9=0] [L53] COND FALSE !(var_1_6 > (var_1_13 * ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))))) [L60] var_1_16 = var_1_6 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=-49153, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_9=0] [L62] COND FALSE !(var_1_8 != var_1_8) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=-49153, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_9=0] [L114] RET step() [L115] CALL, EXPR property() [L105-L106] return ((((var_1_8 != var_1_8) ? (var_1_1 == ((unsigned short int) (var_1_4 - ((((var_1_5) < ((var_1_6 - var_1_7))) ? (var_1_5) : ((var_1_6 - var_1_7))))))) : 1) && ((var_1_7 > var_1_5) ? (var_1_8 == ((signed long int) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))))) : (var_1_8 == ((signed long int) (((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - (var_1_12 - 3.4f)))))) && ((var_1_6 <= var_1_5) ? ((((((var_1_8) > ((var_1_12 / var_1_15))) ? (var_1_8) : ((var_1_12 / var_1_15)))) > ((((var_1_10) < (var_1_8)) ? (var_1_10) : (var_1_8)))) ? (var_1_13 == ((signed short int) var_1_7)) : 1) : (var_1_13 == ((signed short int) var_1_7)))) && ((var_1_6 > (var_1_13 * ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))))) ? ((var_1_17 || var_1_18) ? (var_1_16 == ((unsigned short int) var_1_4)) : (var_1_16 == ((unsigned short int) var_1_7))) : (var_1_16 == ((unsigned short int) var_1_6))) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=-49153, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=0, var_1_9=0] [L115] RET, EXPR property() [L115] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=-49153, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2147483647, var_1_13=128, var_1_15=2, var_1_16=-49153, var_1_17=0, var_1_18=0, var_1_1=50, var_1_4=-32768, var_1_5=65664, var_1_6=-49153, var_1_7=-65408, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.2s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 70 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 70 mSDsluCounter, 548 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 380 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 126 IncrementalHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 168 mSDtfsCounter, 126 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=2, InterpolantAutomatonStates: 10, 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, 2 MinimizatonAttempts, 30 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 560 NumberOfCodeBlocks, 560 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 278 ConstructedInterpolants, 0 QuantifiedInterpolants, 571 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2024/2024 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 [2024-11-08 23:13:24,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_floatingpointinfluence_no-floats_file-77.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 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 23:13:26,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:13:26,524 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 23:13:26,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:13:26,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 23:13:26,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:13:26,562 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 23:13:26,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 23:13:26,563 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 23:13:26,563 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 23:13:26,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:13:26,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 23:13:26,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:13:26,565 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:13:26,565 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 23:13:26,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:13:26,566 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:13:26,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:13:26,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:13:26,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:13:26,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:13:26,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:13:26,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:13:26,570 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:13:26,570 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:13:26,570 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:13:26,570 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:13:26,571 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:13:26,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:13:26,571 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:13:26,571 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:13:26,572 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 23:13:26,572 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 23:13:26,576 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 23:13:26,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 23:13:26,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:13:26,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:13:26,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:13:26,577 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-08 23:13:26,577 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:13:26,577 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 23:13:26,578 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 23:13:26,578 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 23:13:26,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 23:13:26,579 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f4df22d87e0e8ce7674fab52fd296a9e3ffce9a03a9a1e4bf59c1ee4f7637ff [2024-11-08 23:13:26,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:13:26,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:13:26,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:13:26,912 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:13:26,912 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:13:26,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:28,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:13:28,647 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:13:28,648 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:28,659 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/611341d52/e2730d4e19c743fcb6ee6ae456142d92/FLAG738b07c02 [2024-11-08 23:13:28,672 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/611341d52/e2730d4e19c743fcb6ee6ae456142d92 [2024-11-08 23:13:28,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:13:28,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:13:28,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:28,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:13:28,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:13:28,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:28" (1/1) ... [2024-11-08 23:13:28,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@95d6d63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:28, skipping insertion in model container [2024-11-08 23:13:28,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:13:28" (1/1) ... [2024-11-08 23:13:28,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:13:28,882 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_floatingpointinfluence_no-floats_file-77.i[916,929] [2024-11-08 23:13:28,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:28,956 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:13:28,973 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_floatingpointinfluence_no-floats_file-77.i[916,929] [2024-11-08 23:13:29,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:13:29,024 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:13:29,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29 WrapperNode [2024-11-08 23:13:29,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:13:29,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:29,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:13:29,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:13:29,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,081 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 120 [2024-11-08 23:13:29,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:13:29,082 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:13:29,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:13:29,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:13:29,093 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,096 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,114 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]. [2024-11-08 23:13:29,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:13:29,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:13:29,151 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:13:29,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:13:29,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (1/1) ... [2024-11-08 23:13:29,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 23:13:29,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 23:13:29,185 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) [2024-11-08 23:13:29,192 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 [2024-11-08 23:13:29,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:13:29,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 23:13:29,235 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:13:29,235 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:13:29,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:13:29,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:13:29,316 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:13:29,320 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:13:35,671 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:13:35,675 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:13:35,689 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:13:35,690 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:13:35,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:13:35 BoogieIcfgContainer [2024-11-08 23:13:35,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:13:35,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 23:13:35,693 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 23:13:35,696 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 23:13:35,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 11:13:28" (1/3) ... [2024-11-08 23:13:35,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eef0468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 11:13:35, skipping insertion in model container [2024-11-08 23:13:35,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:13:29" (2/3) ... [2024-11-08 23:13:35,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eef0468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 11:13:35, skipping insertion in model container [2024-11-08 23:13:35,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:13:35" (3/3) ... [2024-11-08 23:13:35,699 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-77.i [2024-11-08 23:13:35,715 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 23:13:35,716 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 23:13:35,779 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 23:13:35,785 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;@dda533e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 23:13:35,785 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 23:13:35,789 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 23:13:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:35,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 23:13:35,806 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 23:13:35,807 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 23:13:35,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:13:35,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1831307112, now seen corresponding path program 1 times [2024-11-08 23:13:35,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 23:13:35,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531912948] [2024-11-08 23:13:35,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:35,824 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 [2024-11-08 23:13:35,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 23:13:35,827 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) [2024-11-08 23:13:35,828 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 [2024-11-08 23:13:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:36,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:13:36,127 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:13:36,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2024-11-08 23:13:36,166 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 23:13:36,167 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-08 23:13:36,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531912948] [2024-11-08 23:13:36,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531912948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 23:13:36,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 23:13:36,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 23:13:36,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064677667] [2024-11-08 23:13:36,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 23:13:36,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 23:13:36,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-08 23:13:36,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 23:13:36,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 23:13:36,205 INFO L87 Difference]: Start difference. First operand has 60 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 35 states have internal predecessors, (45), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 23:13:36,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 23:13:36,237 INFO L93 Difference]: Finished difference Result 113 states and 199 transitions. [2024-11-08 23:13:36,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 23:13:36,239 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 140 [2024-11-08 23:13:36,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 23:13:36,245 INFO L225 Difference]: With dead ends: 113 [2024-11-08 23:13:36,245 INFO L226 Difference]: Without dead ends: 56 [2024-11-08 23:13:36,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 23:13:36,250 INFO L432 NwaCegarLoop]: 83 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, 83 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 [2024-11-08 23:13:36,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 23:13:36,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-08 23:13:36,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-08 23:13:36,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-08 23:13:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 83 transitions. [2024-11-08 23:13:36,288 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 83 transitions. Word has length 140 [2024-11-08 23:13:36,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 23:13:36,289 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 83 transitions. [2024-11-08 23:13:36,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-08 23:13:36,289 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2024-11-08 23:13:36,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:36,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 23:13:36,292 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 23:13:36,301 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 (2)] Ended with exit code 0 [2024-11-08 23:13:36,493 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 [2024-11-08 23:13:36,494 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 23:13:36,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:13:36,495 INFO L85 PathProgramCache]: Analyzing trace with hash -1490144084, now seen corresponding path program 1 times [2024-11-08 23:13:36,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-08 23:13:36,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013912514] [2024-11-08 23:13:36,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:36,496 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 [2024-11-08 23:13:36,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-08 23:13:36,498 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) [2024-11-08 23:13:36,501 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 [2024-11-08 23:13:36,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:13:36,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:13:36,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:13:36,959 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-11-08 23:13:36,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1989817347] [2024-11-08 23:13:36,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 23:13:36,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:13:36,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-08 23:13:36,963 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:13:36,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:13:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:37,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 23:13:37,434 INFO L278 TraceCheckSpWp]: Computing forward predicates...