./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.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 874b8c0685149675525220fee2d5689c1d5289515348c6c05c19ae6cc8a7fb40 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:48:58,598 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:48:58,669 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 18:48:58,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:48:58,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:48:58,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:48:58,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:48:58,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:48:58,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:48:58,725 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:48:58,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:48:58,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:48:58,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:48:58,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:48:58,727 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:48:58,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:48:58,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:48:58,728 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:48:58,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 18:48:58,728 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:48:58,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:48:58,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:48:58,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:48:58,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:48:58,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:48:58,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:48:58,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:48:58,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:48:58,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:48:58,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:48:58,737 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:48:58,737 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:48:58,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:48:58,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:48:58,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:48:58,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:48:58,738 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 18:48:58,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 18:48:58,738 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:48:58,739 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:48:58,739 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:48:58,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:48:58,741 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 874b8c0685149675525220fee2d5689c1d5289515348c6c05c19ae6cc8a7fb40 [2024-11-18 18:48:59,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:48:59,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:48:59,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:48:59,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:48:59,034 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:48:59,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:00,469 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:49:00,733 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:49:00,737 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:00,749 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1b47a29/d11725b2e3b145e8886e35a9aac62884/FLAG2660231e5 [2024-11-18 18:49:00,767 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1b47a29/d11725b2e3b145e8886e35a9aac62884 [2024-11-18 18:49:00,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:49:00,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:49:00,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:00,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:49:00,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:49:00,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:00" (1/1) ... [2024-11-18 18:49:00,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9f38ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:00, skipping insertion in model container [2024-11-18 18:49:00,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:00" (1/1) ... [2024-11-18 18:49:00,806 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:49:00,951 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_codestructure_steplocals_file-47.i[917,930] [2024-11-18 18:49:01,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:01,021 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:49:01,031 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_codestructure_steplocals_file-47.i[917,930] [2024-11-18 18:49:01,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:01,093 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:49:01,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01 WrapperNode [2024-11-18 18:49:01,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:01,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:01,095 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:49:01,095 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:49:01,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,170 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2024-11-18 18:49:01,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:01,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:49:01,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:49:01,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:49:01,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,186 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,209 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]. [2024-11-18 18:49:01,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:49:01,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:49:01,256 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:49:01,257 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:49:01,257 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (1/1) ... [2024-11-18 18:49:01,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:01,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:01,291 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) [2024-11-18 18:49:01,293 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 [2024-11-18 18:49:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:49:01,328 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:49:01,328 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:49:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 18:49:01,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:49:01,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:49:01,402 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:49:01,405 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:49:01,912 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-11-18 18:49:01,912 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:49:01,930 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:49:01,932 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:49:01,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:01 BoogieIcfgContainer [2024-11-18 18:49:01,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:49:01,935 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:49:01,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:49:01,939 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:49:01,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:49:00" (1/3) ... [2024-11-18 18:49:01,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40cab736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:01, skipping insertion in model container [2024-11-18 18:49:01,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:01" (2/3) ... [2024-11-18 18:49:01,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40cab736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:01, skipping insertion in model container [2024-11-18 18:49:01,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:01" (3/3) ... [2024-11-18 18:49:01,943 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:01,961 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:49:01,961 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:49:02,033 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:49:02,040 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;@7d983d91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:49:02,040 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:49:02,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 69 states have internal predecessors, (99), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 18:49:02,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 18:49:02,061 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:02,062 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:02,063 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:02,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:02,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1028946964, now seen corresponding path program 1 times [2024-11-18 18:49:02,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:02,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399980696] [2024-11-18 18:49:02,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:02,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-18 18:49:02,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:02,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399980696] [2024-11-18 18:49:02,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399980696] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:02,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1433821705] [2024-11-18 18:49:02,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:02,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:02,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:02,449 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) [2024-11-18 18:49:02,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 18:49:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:02,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:49:02,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-18 18:49:02,674 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:49:02,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1433821705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:02,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 18:49:02,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 18:49:02,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630287241] [2024-11-18 18:49:02,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:02,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:49:02,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:02,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:49:02,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:02,768 INFO L87 Difference]: Start difference. First operand has 97 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 69 states have internal predecessors, (99), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:02,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:02,807 INFO L93 Difference]: Finished difference Result 187 states and 322 transitions. [2024-11-18 18:49:02,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:49:02,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168 [2024-11-18 18:49:02,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:02,820 INFO L225 Difference]: With dead ends: 187 [2024-11-18 18:49:02,821 INFO L226 Difference]: Without dead ends: 93 [2024-11-18 18:49:02,827 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:02,830 INFO L432 NwaCegarLoop]: 140 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, 140 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 [2024-11-18 18:49:02,831 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:02,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-18 18:49:02,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-18 18:49:02,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 65 states have (on average 1.353846153846154) internal successors, (88), 65 states have internal predecessors, (88), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 18:49:02,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 140 transitions. [2024-11-18 18:49:02,897 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 140 transitions. Word has length 168 [2024-11-18 18:49:02,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:02,899 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 140 transitions. [2024-11-18 18:49:02,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2024-11-18 18:49:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 18:49:02,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:02,906 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:02,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 18:49:03,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 18:49:03,108 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:03,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:03,109 INFO L85 PathProgramCache]: Analyzing trace with hash 461797976, now seen corresponding path program 1 times [2024-11-18 18:49:03,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:03,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869090521] [2024-11-18 18:49:03,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:03,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-18 18:49:03,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:03,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869090521] [2024-11-18 18:49:03,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869090521] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:03,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827972264] [2024-11-18 18:49:03,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:03,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:03,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:03,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:49:03,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 18:49:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:04,128 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 18:49:04,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:04,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-18 18:49:04,296 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-18 18:49:04,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827972264] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:49:04,577 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 18:49:04,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-18 18:49:04,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010874802] [2024-11-18 18:49:04,578 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 18:49:04,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 18:49:04,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:04,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 18:49:04,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-18 18:49:04,583 INFO L87 Difference]: Start difference. First operand 93 states and 140 transitions. Second operand has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 18:49:05,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:05,579 INFO L93 Difference]: Finished difference Result 414 states and 617 transitions. [2024-11-18 18:49:05,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-18 18:49:05,580 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 169 [2024-11-18 18:49:05,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:05,585 INFO L225 Difference]: With dead ends: 414 [2024-11-18 18:49:05,585 INFO L226 Difference]: Without dead ends: 324 [2024-11-18 18:49:05,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=417, Unknown=0, NotChecked=0, Total=600 [2024-11-18 18:49:05,593 INFO L432 NwaCegarLoop]: 254 mSDtfsCounter, 533 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 652 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:05,594 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 900 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 652 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 18:49:05,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-18 18:49:05,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 217. [2024-11-18 18:49:05,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 140 states have (on average 1.2785714285714285) internal successors, (179), 142 states have internal predecessors, (179), 72 states have call successors, (72), 4 states have call predecessors, (72), 4 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-18 18:49:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 323 transitions. [2024-11-18 18:49:05,664 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 323 transitions. Word has length 169 [2024-11-18 18:49:05,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:05,666 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 323 transitions. [2024-11-18 18:49:05,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 10 states have internal predecessors, (57), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 18:49:05,667 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 323 transitions. [2024-11-18 18:49:05,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 18:49:05,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:05,672 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:05,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:49:05,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-11-18 18:49:05,874 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:05,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:05,875 INFO L85 PathProgramCache]: Analyzing trace with hash -818065702, now seen corresponding path program 1 times [2024-11-18 18:49:05,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:05,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771535617] [2024-11-18 18:49:05,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:05,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 24 proven. 120 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-18 18:49:06,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:06,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771535617] [2024-11-18 18:49:06,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771535617] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:06,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24634748] [2024-11-18 18:49:06,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:06,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:06,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:06,987 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:49:06,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 18:49:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:07,168 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-18 18:49:07,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:08,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 520 proven. 219 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-11-18 18:49:08,893 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:09,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 39 proven. 108 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-18 18:49:09,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [24634748] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:49:09,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 18:49:09,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16, 11] total 34 [2024-11-18 18:49:09,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461951538] [2024-11-18 18:49:09,840 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 18:49:09,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-18 18:49:09,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:09,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-18 18:49:09,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=933, Unknown=0, NotChecked=0, Total=1122 [2024-11-18 18:49:09,846 INFO L87 Difference]: Start difference. First operand 217 states and 323 transitions. Second operand has 34 states, 34 states have (on average 3.7058823529411766) internal successors, (126), 33 states have internal predecessors, (126), 11 states have call successors, (74), 5 states have call predecessors, (74), 10 states have return successors, (75), 11 states have call predecessors, (75), 11 states have call successors, (75) [2024-11-18 18:49:18,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:18,722 INFO L93 Difference]: Finished difference Result 2113 states and 2840 transitions. [2024-11-18 18:49:18,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 153 states. [2024-11-18 18:49:18,723 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 3.7058823529411766) internal successors, (126), 33 states have internal predecessors, (126), 11 states have call successors, (74), 5 states have call predecessors, (74), 10 states have return successors, (75), 11 states have call predecessors, (75), 11 states have call successors, (75) Word has length 169 [2024-11-18 18:49:18,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:18,748 INFO L225 Difference]: With dead ends: 2113 [2024-11-18 18:49:18,750 INFO L226 Difference]: Without dead ends: 1932 [2024-11-18 18:49:18,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 176 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11466 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=5321, Invalid=26185, Unknown=0, NotChecked=0, Total=31506 [2024-11-18 18:49:18,764 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 2335 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 1136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2338 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 4444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1136 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:18,765 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2338 Valid, 1676 Invalid, 4444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1136 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-18 18:49:18,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1932 states. [2024-11-18 18:49:18,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1932 to 640. [2024-11-18 18:49:18,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 480 states have (on average 1.2583333333333333) internal successors, (604), 484 states have internal predecessors, (604), 127 states have call successors, (127), 32 states have call predecessors, (127), 32 states have return successors, (127), 123 states have call predecessors, (127), 127 states have call successors, (127) [2024-11-18 18:49:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 858 transitions. [2024-11-18 18:49:18,929 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 858 transitions. Word has length 169 [2024-11-18 18:49:18,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:18,930 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 858 transitions. [2024-11-18 18:49:18,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.7058823529411766) internal successors, (126), 33 states have internal predecessors, (126), 11 states have call successors, (74), 5 states have call predecessors, (74), 10 states have return successors, (75), 11 states have call predecessors, (75), 11 states have call successors, (75) [2024-11-18 18:49:18,931 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 858 transitions. [2024-11-18 18:49:18,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 18:49:18,937 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:18,938 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:18,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-18 18:49:19,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:19,139 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:19,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:19,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1007410628, now seen corresponding path program 1 times [2024-11-18 18:49:19,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:19,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022759801] [2024-11-18 18:49:19,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:19,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-11-18 18:49:19,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:19,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022759801] [2024-11-18 18:49:19,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022759801] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:19,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:49:19,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 18:49:19,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112138674] [2024-11-18 18:49:19,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:19,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 18:49:19,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:19,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 18:49:19,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:49:19,230 INFO L87 Difference]: Start difference. First operand 640 states and 858 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-18 18:49:19,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:19,388 INFO L93 Difference]: Finished difference Result 1640 states and 2206 transitions. [2024-11-18 18:49:19,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 18:49:19,389 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2024-11-18 18:49:19,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:19,396 INFO L225 Difference]: With dead ends: 1640 [2024-11-18 18:49:19,396 INFO L226 Difference]: Without dead ends: 1056 [2024-11-18 18:49:19,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 18:49:19,399 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 127 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:19,401 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 355 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:19,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2024-11-18 18:49:19,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 640. [2024-11-18 18:49:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 480 states have (on average 1.2520833333333334) internal successors, (601), 484 states have internal predecessors, (601), 127 states have call successors, (127), 32 states have call predecessors, (127), 32 states have return successors, (127), 123 states have call predecessors, (127), 127 states have call successors, (127) [2024-11-18 18:49:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 855 transitions. [2024-11-18 18:49:19,504 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 855 transitions. Word has length 170 [2024-11-18 18:49:19,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:19,506 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 855 transitions. [2024-11-18 18:49:19,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2024-11-18 18:49:19,506 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 855 transitions. [2024-11-18 18:49:19,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 18:49:19,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:19,509 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:19,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 18:49:19,510 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:19,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:19,510 INFO L85 PathProgramCache]: Analyzing trace with hash -306346050, now seen corresponding path program 1 times [2024-11-18 18:49:19,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:19,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704106287] [2024-11-18 18:49:19,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:19,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 18:49:19,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2057568700] [2024-11-18 18:49:19,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:19,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:19,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:19,589 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:49:19,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-18 18:49:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:19,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-18 18:49:19,734 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 295 proven. 66 refuted. 0 times theorem prover too weak. 939 trivial. 0 not checked. [2024-11-18 18:49:20,069 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:20,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 18:49:20,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704106287] [2024-11-18 18:49:20,394 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 18:49:20,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057568700] [2024-11-18 18:49:20,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057568700] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:49:20,395 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-18 18:49:20,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2024-11-18 18:49:20,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519019010] [2024-11-18 18:49:20,396 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-18 18:49:20,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 18:49:20,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 18:49:20,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 18:49:20,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-18 18:49:20,400 INFO L87 Difference]: Start difference. First operand 640 states and 855 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:20,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:20,794 INFO L93 Difference]: Finished difference Result 1258 states and 1677 transitions. [2024-11-18 18:49:20,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 18:49:20,795 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 170 [2024-11-18 18:49:20,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:20,799 INFO L225 Difference]: With dead ends: 1258 [2024-11-18 18:49:20,800 INFO L226 Difference]: Without dead ends: 674 [2024-11-18 18:49:20,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-18 18:49:20,802 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 65 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 281 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:20,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 420 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 281 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 18:49:20,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2024-11-18 18:49:20,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 644. [2024-11-18 18:49:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 644 states, 484 states have (on average 1.25) internal successors, (605), 488 states have internal predecessors, (605), 127 states have call successors, (127), 32 states have call predecessors, (127), 32 states have return successors, (127), 123 states have call predecessors, (127), 127 states have call successors, (127) [2024-11-18 18:49:20,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 859 transitions. [2024-11-18 18:49:20,890 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 859 transitions. Word has length 170 [2024-11-18 18:49:20,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:20,891 INFO L471 AbstractCegarLoop]: Abstraction has 644 states and 859 transitions. [2024-11-18 18:49:20,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 859 transitions. [2024-11-18 18:49:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 18:49:20,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:20,893 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:20,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-18 18:49:21,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:21,098 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:21,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:21,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1468661312, now seen corresponding path program 1 times [2024-11-18 18:49:21,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 18:49:21,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067093275] [2024-11-18 18:49:21,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:21,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 18:49:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 18:49:21,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1059775887] [2024-11-18 18:49:21,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:21,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:21,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:21,183 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 18:49:21,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-18 18:49:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:49:21,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 18:49:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 18:49:21,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 18:49:21,556 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 18:49:21,557 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 18:49:21,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-18 18:49:21,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 18:49:21,766 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-18 18:49:21,864 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 18:49:21,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:49:21 BoogieIcfgContainer [2024-11-18 18:49:21,868 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 18:49:21,868 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 18:49:21,868 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 18:49:21,868 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 18:49:21,869 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:01" (3/4) ... [2024-11-18 18:49:21,871 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 18:49:21,872 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 18:49:21,873 INFO L158 Benchmark]: Toolchain (without parser) took 21101.66ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 128.5MB in the beginning and 112.5MB in the end (delta: 16.0MB). Peak memory consumption was 194.7MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,873 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 18:49:21,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.91ms. Allocated memory is still 159.4MB. Free memory was 127.9MB in the beginning and 111.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.70ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 106.2MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,874 INFO L158 Benchmark]: Boogie Preprocessor took 83.70ms. Allocated memory is still 159.4MB. Free memory was 106.2MB in the beginning and 99.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,874 INFO L158 Benchmark]: RCFGBuilder took 677.01ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 108.0MB in the end (delta: -8.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,874 INFO L158 Benchmark]: TraceAbstraction took 19932.52ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 108.0MB in the beginning and 113.5MB in the end (delta: -5.5MB). Peak memory consumption was 173.7MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,875 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 337.6MB. Free memory was 113.5MB in the beginning and 112.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 18:49:21,877 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 159.4MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.91ms. Allocated memory is still 159.4MB. Free memory was 127.9MB in the beginning and 111.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.70ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 106.2MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.70ms. Allocated memory is still 159.4MB. Free memory was 106.2MB in the beginning and 99.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 677.01ms. Allocated memory is still 159.4MB. Free memory was 99.9MB in the beginning and 108.0MB in the end (delta: -8.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 19932.52ms. Allocated memory was 159.4MB in the beginning and 337.6MB in the end (delta: 178.3MB). Free memory was 108.0MB in the beginning and 113.5MB in the end (delta: -5.5MB). Peak memory consumption was 173.7MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 337.6MB. Free memory was 113.5MB in the beginning and 112.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryFLOATComparisonOperation at line 136. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 8; [L23] double var_1_2 = 50.5; [L24] double var_1_3 = 0.875; [L25] unsigned short int var_1_4 = 49926; [L26] unsigned short int var_1_5 = 500; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 2; [L29] unsigned char var_1_8 = 64; [L30] unsigned short int var_1_9 = 5; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 10; [L33] float var_1_12 = 0.19999999999999996; [L34] float var_1_13 = 9.2; [L35] float var_1_14 = 5.8; [L36] float var_1_15 = 31.25; [L37] unsigned char var_1_16 = 1; [L38] unsigned char var_1_17 = 0; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 1; [L41] unsigned short int var_1_20 = 256; [L42] unsigned short int var_1_21 = 23544; [L43] unsigned long int var_1_22 = 64; VAL [isInitial=0, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_2=101/2, var_1_3=7/8, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L140] isInitial = 1 [L141] FCALL initially() [L142] COND TRUE 1 [L143] FCALL updateLastVariables() [L144] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_3=7/8, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_3=7/8, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L92] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_3=7/8, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L93] var_1_3 = __VERIFIER_nondet_double() [L94] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L94] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L95] CALL assume_abort_if_not(var_1_3 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L95] RET assume_abort_if_not(var_1_3 != 0.0F) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49926, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L96] var_1_4 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_4 >= 49150) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L97] RET assume_abort_if_not(var_1_4 >= 49150) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L98] CALL assume_abort_if_not(var_1_4 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L98] RET assume_abort_if_not(var_1_4 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=500, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L99] var_1_5 = __VERIFIER_nondet_ushort() [L100] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L100] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L101] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L101] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=10, var_1_7=2, var_1_8=64, var_1_9=5] [L102] var_1_6 = __VERIFIER_nondet_ushort() [L103] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_7=2, var_1_8=64, var_1_9=5] [L103] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_7=2, var_1_8=64, var_1_9=5] [L104] CALL assume_abort_if_not(var_1_6 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=2, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=2, var_1_8=64, var_1_9=5] [L104] RET assume_abort_if_not(var_1_6 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=2, var_1_8=64, var_1_9=5] [L105] var_1_7 = __VERIFIER_nondet_ushort() [L106] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_8=64, var_1_9=5] [L106] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_8=64, var_1_9=5] [L107] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=5] [L107] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=5] [L108] var_1_9 = __VERIFIER_nondet_ushort() [L109] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64] [L109] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64] [L110] CALL assume_abort_if_not(var_1_9 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L110] RET assume_abort_if_not(var_1_9 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L113] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L113] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=10, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L116] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L116] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_13=46/5, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L117] var_1_13 = __VERIFIER_nondet_float() [L118] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L118] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_14=29/5, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L119] var_1_14 = __VERIFIER_nondet_float() [L120] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L120] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_15=125/4, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L121] var_1_15 = __VERIFIER_nondet_float() [L122] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L122] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L123] var_1_17 = __VERIFIER_nondet_uchar() [L124] 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=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L124] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L125] 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=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L125] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L126] var_1_18 = __VERIFIER_nondet_uchar() [L127] 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=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L127] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L128] 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=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L128] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=23544, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L129] var_1_21 = __VERIFIER_nondet_ushort() [L130] CALL assume_abort_if_not(var_1_21 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L130] RET assume_abort_if_not(var_1_21 >= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L131] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L131] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=8, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L144] RET updateVariables() [L145] CALL step() [L47] COND TRUE var_1_2 >= (1.3 / var_1_3) [L48] var_1_1 = ((var_1_4 - var_1_5) - var_1_6) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L52] signed long int stepLocal_0 = 32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))); VAL [isInitial=1, stepLocal_0=16384, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L53] COND FALSE !(var_1_5 >= stepLocal_0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=4999999999999999/25000000000000000, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L58] COND FALSE !(\read(var_1_10)) [L63] var_1_12 = var_1_14 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=1, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L65] COND FALSE !((var_1_6 + var_1_8) > (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) + var_1_1)) [L68] var_1_16 = var_1_18 VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L70] unsigned char stepLocal_1 = var_1_1 < 64; VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L71] COND FALSE !(\read(var_1_16)) VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L76] unsigned short int stepLocal_2 = var_1_4; VAL [isInitial=1, stepLocal_1=1, stepLocal_2=49150, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L77] COND TRUE var_1_6 <= stepLocal_2 VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=256, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L78] COND FALSE !(\read(var_1_16)) [L81] var_1_20 = 16 VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L86] EXPR 2 ^ var_1_1 VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L86] EXPR (((var_1_4 * var_1_6)) > ((2 ^ var_1_1))) ? ((var_1_4 * var_1_6)) : ((2 ^ var_1_1)) VAL [isInitial=1, stepLocal_1=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L86] COND FALSE !(var_1_8 >= (((((var_1_4 * var_1_6)) > ((2 ^ var_1_1))) ? ((var_1_4 * var_1_6)) : ((2 ^ var_1_1))))) [L145] RET step() [L146] CALL, EXPR property() [L136] EXPR (((((((var_1_2 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_5) - var_1_6))) : (var_1_1 == ((unsigned short int) ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (var_1_10 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_10 ? (((var_1_8 * var_1_7) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((var_1_6 + var_1_8) > (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) + var_1_1)) ? (var_1_16 == ((unsigned char) (var_1_10 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_10) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_6 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_5))))) && ((var_1_8 >= (((((var_1_4 * var_1_6)) > ((2 ^ var_1_1))) ? ((var_1_4 * var_1_6)) : ((2 ^ var_1_1))))) ? (var_1_22 == ((unsigned long int) var_1_8)) : 1) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L136-L137] return (((((((var_1_2 >= (1.3 / var_1_3)) ? (var_1_1 == ((unsigned short int) ((var_1_4 - var_1_5) - var_1_6))) : (var_1_1 == ((unsigned short int) ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4)))))) && ((var_1_5 >= (32796 - ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9))))) ? (var_1_10 ? (var_1_8 == ((unsigned char) var_1_11)) : 1) : 1)) && (var_1_10 ? (((var_1_8 * var_1_7) < var_1_11) ? (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))) : 1) : (var_1_12 == ((float) var_1_14)))) && (((var_1_6 + var_1_8) > (((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) + var_1_1)) ? (var_1_16 == ((unsigned char) (var_1_10 || var_1_17))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_16 ? (((var_1_1 < 64) || var_1_10) ? (var_1_19 == ((unsigned char) var_1_17)) : 1) : 1)) && ((var_1_6 <= var_1_4) ? (var_1_16 ? (var_1_20 == ((unsigned short int) (var_1_4 - ((((var_1_21 - var_1_8) < 0 ) ? -(var_1_21 - var_1_8) : (var_1_21 - var_1_8)))))) : (var_1_20 == ((unsigned short int) 16))) : (var_1_20 == ((unsigned short int) (var_1_4 - var_1_5))))) && ((var_1_8 >= (((((var_1_4 * var_1_6)) > ((2 ^ var_1_1))) ? ((var_1_4 * var_1_6)) : ((2 ^ var_1_1))))) ? (var_1_22 == ((unsigned long int) var_1_8)) : 1) ; [L146] RET, EXPR property() [L146] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=2, var_1_14=2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=16383, var_1_22=64, var_1_4=49150, var_1_5=-114689, var_1_6=163839, var_1_7=49151, var_1_8=64, var_1_9=-49124] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.8s, OverallIterations: 6, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3133 SdHoareTripleChecker+Valid, 4.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3060 mSDsluCounter, 3491 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2611 mSDsCounter, 1292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4251 IncrementalHoareTripleChecker+Invalid, 5543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1292 mSolverCounterUnsat, 880 mSDtfsCounter, 4251 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1244 GetRequests, 1031 SyntacticMatches, 1 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11590 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=5, InterpolantAutomatonStates: 191, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 5 MinimizatonAttempts, 1845 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 1862 NumberOfCodeBlocks, 1862 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1680 ConstructedInterpolants, 1 QuantifiedInterpolants, 7227 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1474 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 10 InterpolantComputations, 2 PerfectInterpolantSequences, 12392/13000 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 [2024-11-18 18:49:21,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.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 874b8c0685149675525220fee2d5689c1d5289515348c6c05c19ae6cc8a7fb40 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 18:49:24,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 18:49:24,269 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 18:49:24,275 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 18:49:24,277 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 18:49:24,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 18:49:24,321 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 18:49:24,322 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 18:49:24,322 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 18:49:24,322 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 18:49:24,323 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 18:49:24,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 18:49:24,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 18:49:24,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 18:49:24,324 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 18:49:24,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 18:49:24,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 18:49:24,327 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 18:49:24,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 18:49:24,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 18:49:24,328 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 18:49:24,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 18:49:24,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 18:49:24,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 18:49:24,333 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 18:49:24,333 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 18:49:24,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 18:49:24,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 18:49:24,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 18:49:24,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 18:49:24,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 18:49:24,334 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 18:49:24,335 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 18:49:24,335 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 18:49:24,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:24,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 18:49:24,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 18:49:24,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 18:49:24,336 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 18:49:24,336 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 18:49:24,336 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 18:49:24,337 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 18:49:24,337 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 18:49:24,337 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 18:49:24,337 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 874b8c0685149675525220fee2d5689c1d5289515348c6c05c19ae6cc8a7fb40 [2024-11-18 18:49:24,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 18:49:24,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 18:49:24,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 18:49:24,688 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 18:49:24,690 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 18:49:24,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:26,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 18:49:26,520 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 18:49:26,520 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:26,537 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38234682b/d9325e21e59c44829a71fce4a5b524bb/FLAG7e6bc403c [2024-11-18 18:49:26,868 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38234682b/d9325e21e59c44829a71fce4a5b524bb [2024-11-18 18:49:26,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 18:49:26,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 18:49:26,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:26,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 18:49:26,881 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 18:49:26,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:26" (1/1) ... [2024-11-18 18:49:26,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0ba5ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:26, skipping insertion in model container [2024-11-18 18:49:26,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:49:26" (1/1) ... [2024-11-18 18:49:26,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 18:49:27,108 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_codestructure_steplocals_file-47.i[917,930] [2024-11-18 18:49:27,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:27,212 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 18:49:27,226 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_codestructure_steplocals_file-47.i[917,930] [2024-11-18 18:49:27,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 18:49:27,291 INFO L204 MainTranslator]: Completed translation [2024-11-18 18:49:27,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27 WrapperNode [2024-11-18 18:49:27,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 18:49:27,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:27,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 18:49:27,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 18:49:27,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,358 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2024-11-18 18:49:27,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 18:49:27,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 18:49:27,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 18:49:27,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 18:49:27,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,383 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,403 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]. [2024-11-18 18:49:27,410 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,411 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,433 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 18:49:27,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 18:49:27,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 18:49:27,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 18:49:27,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (1/1) ... [2024-11-18 18:49:27,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 18:49:27,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 18:49:27,497 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) [2024-11-18 18:49:27,505 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 [2024-11-18 18:49:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 18:49:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 18:49:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 18:49:27,547 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 18:49:27,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 18:49:27,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 18:49:27,657 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 18:49:27,660 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 18:49:40,521 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 18:49:40,522 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 18:49:40,540 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 18:49:40,541 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 18:49:40,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:40 BoogieIcfgContainer [2024-11-18 18:49:40,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 18:49:40,544 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 18:49:40,545 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 18:49:40,549 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 18:49:40,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:49:26" (1/3) ... [2024-11-18 18:49:40,551 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0c3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:40, skipping insertion in model container [2024-11-18 18:49:40,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:49:27" (2/3) ... [2024-11-18 18:49:40,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0c3c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:49:40, skipping insertion in model container [2024-11-18 18:49:40,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:49:40" (3/3) ... [2024-11-18 18:49:40,553 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-47.i [2024-11-18 18:49:40,571 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 18:49:40,571 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 18:49:40,634 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 18:49:40,643 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;@5c969ccb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 18:49:40,643 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 18:49:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 18:49:40,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:49:40,668 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:40,669 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:40,669 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:40,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:40,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1746493275, now seen corresponding path program 1 times [2024-11-18 18:49:40,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:49:40,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192465755] [2024-11-18 18:49:40,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:40,694 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 [2024-11-18 18:49:40,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:49:40,698 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) [2024-11-18 18:49:40,699 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 [2024-11-18 18:49:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:41,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 18:49:41,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 794 trivial. 0 not checked. [2024-11-18 18:49:41,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 18:49:41,782 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:49:41,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192465755] [2024-11-18 18:49:41,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192465755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 18:49:41,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 18:49:41,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 18:49:41,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547980065] [2024-11-18 18:49:41,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 18:49:41,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 18:49:41,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:49:41,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 18:49:41,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:41,816 INFO L87 Difference]: Start difference. First operand has 74 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:41,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:41,849 INFO L93 Difference]: Finished difference Result 141 states and 246 transitions. [2024-11-18 18:49:41,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 18:49:41,852 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 164 [2024-11-18 18:49:41,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:41,860 INFO L225 Difference]: With dead ends: 141 [2024-11-18 18:49:41,860 INFO L226 Difference]: Without dead ends: 70 [2024-11-18 18:49:41,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 18:49:41,867 INFO L432 NwaCegarLoop]: 106 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, 106 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 [2024-11-18 18:49:41,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 18:49:41,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2024-11-18 18:49:41,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2024-11-18 18:49:41,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 18:49:41,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 106 transitions. [2024-11-18 18:49:41,914 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 106 transitions. Word has length 164 [2024-11-18 18:49:41,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:41,915 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 106 transitions. [2024-11-18 18:49:41,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-18 18:49:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 106 transitions. [2024-11-18 18:49:41,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:49:41,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:41,924 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:41,946 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 [2024-11-18 18:49:42,125 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 [2024-11-18 18:49:42,125 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:42,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:42,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1101803117, now seen corresponding path program 1 times [2024-11-18 18:49:42,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:49:42,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [45699987] [2024-11-18 18:49:42,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:42,128 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 [2024-11-18 18:49:42,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:49:42,131 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) [2024-11-18 18:49:42,133 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 [2024-11-18 18:49:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:49:42,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-18 18:49:42,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:49:44,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 465 proven. 15 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-18 18:49:44,233 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:49:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 60 proven. 15 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-18 18:49:46,299 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:49:46,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [45699987] [2024-11-18 18:49:46,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [45699987] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 18:49:46,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:49:46,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2024-11-18 18:49:46,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687218033] [2024-11-18 18:49:46,301 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:49:46,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 18:49:46,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:49:46,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 18:49:46,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-18 18:49:46,304 INFO L87 Difference]: Start difference. First operand 70 states and 106 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 18:49:51,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:49:53,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 18:49:59,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 18:49:59,284 INFO L93 Difference]: Finished difference Result 322 states and 481 transitions. [2024-11-18 18:49:59,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-18 18:49:59,285 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 164 [2024-11-18 18:49:59,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 18:49:59,290 INFO L225 Difference]: With dead ends: 322 [2024-11-18 18:49:59,290 INFO L226 Difference]: Without dead ends: 255 [2024-11-18 18:49:59,291 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 320 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=183, Invalid=417, Unknown=0, NotChecked=0, Total=600 [2024-11-18 18:49:59,293 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 240 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-18 18:49:59,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 501 Invalid, 670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2024-11-18 18:49:59,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2024-11-18 18:49:59,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 171. [2024-11-18 18:49:59,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 94 states have (on average 1.1808510638297873) internal successors, (111), 96 states have internal predecessors, (111), 72 states have call successors, (72), 4 states have call predecessors, (72), 4 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-18 18:49:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 255 transitions. [2024-11-18 18:49:59,336 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 255 transitions. Word has length 164 [2024-11-18 18:49:59,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 18:49:59,337 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 255 transitions. [2024-11-18 18:49:59,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-18 18:49:59,337 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 255 transitions. [2024-11-18 18:49:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 18:49:59,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 18:49:59,340 INFO L215 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 18:49:59,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 18:49:59,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 18:49:59,541 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 18:49:59,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 18:49:59,542 INFO L85 PathProgramCache]: Analyzing trace with hash 708776107, now seen corresponding path program 1 times [2024-11-18 18:49:59,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 18:49:59,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [484992664] [2024-11-18 18:49:59,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:49:59,543 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 [2024-11-18 18:49:59,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 18:49:59,546 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 18:49:59,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 18:50:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:50:00,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 18:50:00,295 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:50:05,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 599 proven. 114 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2024-11-18 18:50:05,891 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:50:08,008 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 18:50:08,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [484992664] [2024-11-18 18:50:08,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [484992664] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:50:08,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1211336344] [2024-11-18 18:50:08,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 18:50:08,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 18:50:08,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 18:50:08,012 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 18:50:08,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-18 18:50:09,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 18:50:09,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-18 18:50:09,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 18:50:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 599 proven. 114 refuted. 0 times theorem prover too weak. 587 trivial. 0 not checked. [2024-11-18 18:50:14,354 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 18:50:15,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1211336344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 18:50:15,886 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 18:50:15,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2024-11-18 18:50:15,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199120602] [2024-11-18 18:50:15,886 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 18:50:15,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 18:50:15,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 18:50:15,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 18:50:15,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-11-18 18:50:15,888 INFO L87 Difference]: Start difference. First operand 171 states and 255 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 3 states have call successors, (26), 3 states have call predecessors, (26), 5 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26)