./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.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_fillercode_fillercodestructure_filler-pe-ci_file-37.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 e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:11:25,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:11:25,128 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 20:11:25,134 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:11:25,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:11:25,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:11:25,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:11:25,159 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:11:25,159 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:11:25,160 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:11:25,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:11:25,160 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:11:25,161 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:11:25,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:11:25,161 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:11:25,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:11:25,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:11:25,162 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:11:25,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 20:11:25,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:11:25,163 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:11:25,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:11:25,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:11:25,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:11:25,169 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:11:25,169 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:11:25,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:11:25,170 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:11:25,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:11:25,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:11:25,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:11:25,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:11:25,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:11:25,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:11:25,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:11:25,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:11:25,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 20:11:25,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 20:11:25,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:11:25,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:11:25,177 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:11:25,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:11:25,178 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 [2024-11-18 20:11:25,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:11:25,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:11:25,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:11:25,520 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:11:25,524 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:11:25,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:27,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:11:27,204 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:11:27,205 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:27,217 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d233099e9/7e50ecfb1aac4cc8bc5715099b8b5304/FLAGec335c75d [2024-11-18 20:11:27,601 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d233099e9/7e50ecfb1aac4cc8bc5715099b8b5304 [2024-11-18 20:11:27,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:11:27,605 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:11:27,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:11:27,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:11:27,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:11:27,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:11:27" (1/1) ... [2024-11-18 20:11:27,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681f41d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:27, skipping insertion in model container [2024-11-18 20:11:27,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:11:27" (1/1) ... [2024-11-18 20:11:27,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:11:27,865 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_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-18 20:11:27,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:11:27,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:11:27,988 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_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-18 20:11:28,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:11:28,070 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:11:28,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28 WrapperNode [2024-11-18 20:11:28,071 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:11:28,072 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:11:28,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:11:28,073 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:11:28,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,141 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 230 [2024-11-18 20:11:28,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:11:28,142 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:11:28,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:11:28,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:11:28,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,156 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,183 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 20:11:28,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,226 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:11:28,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:11:28,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:11:28,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:11:28,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (1/1) ... [2024-11-18 20:11:28,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:11:28,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:28,257 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 20:11:28,262 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 20:11:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:11:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:11:28,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:11:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 20:11:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:11:28,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:11:28,393 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:11:28,395 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:11:28,759 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 20:11:28,760 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:11:28,777 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:11:28,777 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:11:28,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:11:28 BoogieIcfgContainer [2024-11-18 20:11:28,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:11:28,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:11:28,780 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:11:28,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:11:28,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:11:27" (1/3) ... [2024-11-18 20:11:28,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579dd644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:11:28, skipping insertion in model container [2024-11-18 20:11:28,785 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:28" (2/3) ... [2024-11-18 20:11:28,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@579dd644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:11:28, skipping insertion in model container [2024-11-18 20:11:28,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:11:28" (3/3) ... [2024-11-18 20:11:28,789 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:28,805 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:11:28,806 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:11:28,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:11:28,883 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;@2d52aab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:11:28,883 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:11:28,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 67 states have (on average 1.5223880597014925) internal successors, (102), 68 states have internal predecessors, (102), 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 20:11:28,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 20:11:28,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:28,902 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, 1, 1, 1, 1] [2024-11-18 20:11:28,902 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:28,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:28,907 INFO L85 PathProgramCache]: Analyzing trace with hash -8632724, now seen corresponding path program 1 times [2024-11-18 20:11:28,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:28,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601091726] [2024-11-18 20:11:28,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:28,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:29,288 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 20:11:29,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:29,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601091726] [2024-11-18 20:11:29,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601091726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:11:29,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113475782] [2024-11-18 20:11:29,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:29,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:29,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:29,295 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 20:11:29,296 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 20:11:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:29,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:11:29,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:11:29,603 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 20:11:29,607 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:11:29,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113475782] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:29,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:11:29,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 20:11:29,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632424131] [2024-11-18 20:11:29,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:29,614 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:11:29,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:29,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:11:29,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:11:29,638 INFO L87 Difference]: Start difference. First operand has 96 states, 67 states have (on average 1.5223880597014925) internal successors, (102), 68 states have internal predecessors, (102), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 20:11:29,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:29,669 INFO L93 Difference]: Finished difference Result 185 states and 328 transitions. [2024-11-18 20:11:29,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:11:29,671 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 174 [2024-11-18 20:11:29,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:29,678 INFO L225 Difference]: With dead ends: 185 [2024-11-18 20:11:29,678 INFO L226 Difference]: Without dead ends: 92 [2024-11-18 20:11:29,682 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 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 20:11:29,684 INFO L432 NwaCegarLoop]: 144 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, 144 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 20:11:29,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:29,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-18 20:11:29,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-18 20:11:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 64 states have (on average 1.4375) internal successors, (92), 64 states have internal predecessors, (92), 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 20:11:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 144 transitions. [2024-11-18 20:11:29,736 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 144 transitions. Word has length 174 [2024-11-18 20:11:29,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:29,741 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 144 transitions. [2024-11-18 20:11:29,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 20:11:29,742 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2024-11-18 20:11:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 20:11:29,750 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:29,750 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, 1, 1, 1, 1] [2024-11-18 20:11:29,765 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 20:11:29,951 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 20:11:29,951 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:29,952 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:29,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1952771824, now seen corresponding path program 1 times [2024-11-18 20:11:29,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:29,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713124845] [2024-11-18 20:11:29,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:29,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:30,249 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 20:11:30,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:30,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713124845] [2024-11-18 20:11:30,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713124845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:30,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:30,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:11:30,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754222228] [2024-11-18 20:11:30,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:30,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:11:30,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:30,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:11:30,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:11:30,257 INFO L87 Difference]: Start difference. First operand 92 states and 144 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:30,338 INFO L93 Difference]: Finished difference Result 241 states and 378 transitions. [2024-11-18 20:11:30,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:11:30,339 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 174 [2024-11-18 20:11:30,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:30,345 INFO L225 Difference]: With dead ends: 241 [2024-11-18 20:11:30,345 INFO L226 Difference]: Without dead ends: 152 [2024-11-18 20:11:30,346 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 20:11:30,350 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 72 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:30,350 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 305 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:30,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-18 20:11:30,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 149. [2024-11-18 20:11:30,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 110 states have (on average 1.4636363636363636) internal successors, (161), 111 states have internal predecessors, (161), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 20:11:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 233 transitions. [2024-11-18 20:11:30,379 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 233 transitions. Word has length 174 [2024-11-18 20:11:30,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:30,380 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 233 transitions. [2024-11-18 20:11:30,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 233 transitions. [2024-11-18 20:11:30,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 20:11:30,382 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:30,383 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, 1, 1, 1, 1] [2024-11-18 20:11:30,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 20:11:30,383 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:30,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:30,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1954618866, now seen corresponding path program 1 times [2024-11-18 20:11:30,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:30,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108262180] [2024-11-18 20:11:30,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:30,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:30,633 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 20:11:30,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:30,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108262180] [2024-11-18 20:11:30,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108262180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:30,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:30,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:11:30,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802407901] [2024-11-18 20:11:30,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:30,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:11:30,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:30,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:11:30,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:11:30,636 INFO L87 Difference]: Start difference. First operand 149 states and 233 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:30,669 INFO L93 Difference]: Finished difference Result 297 states and 467 transitions. [2024-11-18 20:11:30,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:11:30,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 174 [2024-11-18 20:11:30,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:30,673 INFO L225 Difference]: With dead ends: 297 [2024-11-18 20:11:30,673 INFO L226 Difference]: Without dead ends: 151 [2024-11-18 20:11:30,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 20:11:30,677 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:30,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 281 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:30,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-18 20:11:30,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-11-18 20:11:30,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 112 states have (on average 1.4553571428571428) internal successors, (163), 113 states have internal predecessors, (163), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 20:11:30,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2024-11-18 20:11:30,705 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 174 [2024-11-18 20:11:30,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:30,706 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2024-11-18 20:11:30,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2024-11-18 20:11:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 20:11:30,713 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:30,713 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, 1, 1, 1, 1] [2024-11-18 20:11:30,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 20:11:30,714 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:30,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:30,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1718197490, now seen corresponding path program 1 times [2024-11-18 20:11:30,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:30,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132909753] [2024-11-18 20:11:30,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:30,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:30,870 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 20:11:30,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:30,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132909753] [2024-11-18 20:11:30,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132909753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:30,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:30,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:11:30,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445402193] [2024-11-18 20:11:30,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:30,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:11:30,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:30,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:11:30,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:11:30,878 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:30,964 INFO L93 Difference]: Finished difference Result 369 states and 576 transitions. [2024-11-18 20:11:30,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:11:30,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 174 [2024-11-18 20:11:30,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:30,967 INFO L225 Difference]: With dead ends: 369 [2024-11-18 20:11:30,967 INFO L226 Difference]: Without dead ends: 221 [2024-11-18 20:11:30,968 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 20:11:30,969 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 53 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:30,969 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 297 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:11:30,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-18 20:11:30,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 159. [2024-11-18 20:11:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 120 states have (on average 1.4583333333333333) internal successors, (175), 121 states have internal predecessors, (175), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 20:11:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 247 transitions. [2024-11-18 20:11:30,985 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 247 transitions. Word has length 174 [2024-11-18 20:11:30,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:30,987 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 247 transitions. [2024-11-18 20:11:30,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:30,987 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 247 transitions. [2024-11-18 20:11:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-18 20:11:30,991 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:30,991 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, 1, 1, 1, 1] [2024-11-18 20:11:30,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 20:11:30,992 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:30,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:30,994 INFO L85 PathProgramCache]: Analyzing trace with hash 29253748, now seen corresponding path program 1 times [2024-11-18 20:11:30,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:30,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517637827] [2024-11-18 20:11:30,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:30,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:31,195 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 20:11:31,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:31,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517637827] [2024-11-18 20:11:31,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517637827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:31,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:31,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:11:31,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550161695] [2024-11-18 20:11:31,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:31,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:11:31,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:31,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:11:31,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:11:31,199 INFO L87 Difference]: Start difference. First operand 159 states and 247 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:31,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:31,239 INFO L93 Difference]: Finished difference Result 379 states and 587 transitions. [2024-11-18 20:11:31,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:11:31,240 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 174 [2024-11-18 20:11:31,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:31,242 INFO L225 Difference]: With dead ends: 379 [2024-11-18 20:11:31,243 INFO L226 Difference]: Without dead ends: 223 [2024-11-18 20:11:31,244 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 20:11:31,245 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 47 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:31,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 269 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:31,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-18 20:11:31,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2024-11-18 20:11:31,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 174 states have (on average 1.4827586206896552) internal successors, (258), 177 states have internal predecessors, (258), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 37 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-18 20:11:31,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 338 transitions. [2024-11-18 20:11:31,271 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 338 transitions. Word has length 174 [2024-11-18 20:11:31,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:31,272 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 338 transitions. [2024-11-18 20:11:31,272 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:11:31,272 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 338 transitions. [2024-11-18 20:11:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-18 20:11:31,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:31,275 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, 1, 1, 1, 1, 1] [2024-11-18 20:11:31,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 20:11:31,275 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:31,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:31,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1634493050, now seen corresponding path program 1 times [2024-11-18 20:11:31,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:31,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237256698] [2024-11-18 20:11:31,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:31,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:31,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 42 proven. 33 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-18 20:11:31,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:31,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237256698] [2024-11-18 20:11:31,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237256698] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:11:31,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841704508] [2024-11-18 20:11:31,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:31,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:31,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:31,832 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 20:11:31,833 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 20:11:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:31,973 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-18 20:11:31,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:11:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 682 proven. 60 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2024-11-18 20:11:32,747 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:11:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 84 proven. 63 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-18 20:11:33,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841704508] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:11:33,243 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:11:33,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 11] total 24 [2024-11-18 20:11:33,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502515606] [2024-11-18 20:11:33,243 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:11:33,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-18 20:11:33,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:33,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-18 20:11:33,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=418, Unknown=0, NotChecked=0, Total=552 [2024-11-18 20:11:33,246 INFO L87 Difference]: Start difference. First operand 219 states and 338 transitions. Second operand has 24 states, 23 states have (on average 5.826086956521739) internal successors, (134), 23 states have internal predecessors, (134), 6 states have call successors, (78), 4 states have call predecessors, (78), 8 states have return successors, (78), 6 states have call predecessors, (78), 6 states have call successors, (78) [2024-11-18 20:11:35,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:35,837 INFO L93 Difference]: Finished difference Result 1672 states and 2515 transitions. [2024-11-18 20:11:35,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-11-18 20:11:35,838 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 5.826086956521739) internal successors, (134), 23 states have internal predecessors, (134), 6 states have call successors, (78), 4 states have call predecessors, (78), 8 states have return successors, (78), 6 states have call predecessors, (78), 6 states have call successors, (78) Word has length 175 [2024-11-18 20:11:35,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:35,844 INFO L225 Difference]: With dead ends: 1672 [2024-11-18 20:11:35,844 INFO L226 Difference]: Without dead ends: 1456 [2024-11-18 20:11:35,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 421 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1886 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1438, Invalid=4414, Unknown=0, NotChecked=0, Total=5852 [2024-11-18 20:11:35,846 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 1469 mSDsluCounter, 1907 mSDsCounter, 0 mSdLazyCounter, 1892 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1510 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 2197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:35,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1510 Valid, 2020 Invalid, 2197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1892 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 20:11:35,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-18 20:11:35,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 734. [2024-11-18 20:11:35,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 734 states, 579 states have (on average 1.4870466321243523) internal successors, (861), 586 states have internal predecessors, (861), 136 states have call successors, (136), 18 states have call predecessors, (136), 18 states have return successors, (136), 129 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-18 20:11:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1133 transitions. [2024-11-18 20:11:35,891 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 1133 transitions. Word has length 175 [2024-11-18 20:11:35,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:35,891 INFO L471 AbstractCegarLoop]: Abstraction has 734 states and 1133 transitions. [2024-11-18 20:11:35,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 5.826086956521739) internal successors, (134), 23 states have internal predecessors, (134), 6 states have call successors, (78), 4 states have call predecessors, (78), 8 states have return successors, (78), 6 states have call predecessors, (78), 6 states have call successors, (78) [2024-11-18 20:11:35,892 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1133 transitions. [2024-11-18 20:11:35,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 20:11:35,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:35,893 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, 1, 1, 1, 1, 1, 1] [2024-11-18 20:11:35,909 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 20:11:36,093 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,SelfDestructingSolverStorable5 [2024-11-18 20:11:36,095 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:36,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:36,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1063499670, now seen corresponding path program 1 times [2024-11-18 20:11:36,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:36,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982898540] [2024-11-18 20:11:36,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:36,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:36,191 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 20:11:36,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:36,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982898540] [2024-11-18 20:11:36,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982898540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:36,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:36,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:11:36,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344476184] [2024-11-18 20:11:36,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:36,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:11:36,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:36,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:11:36,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:11:36,194 INFO L87 Difference]: Start difference. First operand 734 states and 1133 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 20:11:36,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:36,389 INFO L93 Difference]: Finished difference Result 1963 states and 3023 transitions. [2024-11-18 20:11:36,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:11:36,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 176 [2024-11-18 20:11:36,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:36,396 INFO L225 Difference]: With dead ends: 1963 [2024-11-18 20:11:36,396 INFO L226 Difference]: Without dead ends: 1232 [2024-11-18 20:11:36,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:11:36,398 INFO L432 NwaCegarLoop]: 174 mSDtfsCounter, 124 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:36,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 394 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:11:36,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2024-11-18 20:11:36,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 874. [2024-11-18 20:11:36,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 678 states have (on average 1.463126843657817) internal successors, (992), 687 states have internal predecessors, (992), 172 states have call successors, (172), 23 states have call predecessors, (172), 23 states have return successors, (172), 163 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-18 20:11:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1336 transitions. [2024-11-18 20:11:36,461 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1336 transitions. Word has length 176 [2024-11-18 20:11:36,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:36,461 INFO L471 AbstractCegarLoop]: Abstraction has 874 states and 1336 transitions. [2024-11-18 20:11:36,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 20:11:36,462 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1336 transitions. [2024-11-18 20:11:36,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 20:11:36,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:36,463 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, 1, 1, 1, 1, 1, 1] [2024-11-18 20:11:36,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 20:11:36,464 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:36,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:36,465 INFO L85 PathProgramCache]: Analyzing trace with hash -997820649, now seen corresponding path program 1 times [2024-11-18 20:11:36,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:36,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431620707] [2024-11-18 20:11:36,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:36,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:36,534 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 20:11:36,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:36,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431620707] [2024-11-18 20:11:36,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431620707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:36,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:36,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:11:36,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533717527] [2024-11-18 20:11:36,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:36,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:11:36,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:36,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:11:36,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:11:36,537 INFO L87 Difference]: Start difference. First operand 874 states and 1336 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 20:11:36,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:36,598 INFO L93 Difference]: Finished difference Result 1735 states and 2654 transitions. [2024-11-18 20:11:36,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:11:36,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 176 [2024-11-18 20:11:36,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:36,603 INFO L225 Difference]: With dead ends: 1735 [2024-11-18 20:11:36,603 INFO L226 Difference]: Without dead ends: 864 [2024-11-18 20:11:36,605 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 20:11:36,606 INFO L432 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:36,606 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 265 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:36,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 864 states. [2024-11-18 20:11:36,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 864 to 858. [2024-11-18 20:11:36,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 662 states have (on average 1.4516616314199395) internal successors, (961), 671 states have internal predecessors, (961), 172 states have call successors, (172), 23 states have call predecessors, (172), 23 states have return successors, (172), 163 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-18 20:11:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 1305 transitions. [2024-11-18 20:11:36,659 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 1305 transitions. Word has length 176 [2024-11-18 20:11:36,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:36,660 INFO L471 AbstractCegarLoop]: Abstraction has 858 states and 1305 transitions. [2024-11-18 20:11:36,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 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 20:11:36,661 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1305 transitions. [2024-11-18 20:11:36,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 20:11:36,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:36,663 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, 1, 1, 1, 1, 1, 1] [2024-11-18 20:11:36,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 20:11:36,663 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:36,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:36,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1234242025, now seen corresponding path program 1 times [2024-11-18 20:11:36,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:36,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854851761] [2024-11-18 20:11:36,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:36,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:37,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 138 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2024-11-18 20:11:37,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:11:37,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854851761] [2024-11-18 20:11:37,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854851761] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:11:37,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756255169] [2024-11-18 20:11:37,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:37,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:37,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:37,076 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 20:11:37,077 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 20:11:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:37,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 20:11:37,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:11:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 232 proven. 138 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-18 20:11:37,732 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:11:37,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 141 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-18 20:11:37,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756255169] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:11:37,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:11:37,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 8] total 13 [2024-11-18 20:11:37,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199566703] [2024-11-18 20:11:37,982 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:11:37,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-18 20:11:37,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:11:37,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-18 20:11:37,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-18 20:11:37,984 INFO L87 Difference]: Start difference. First operand 858 states and 1305 transitions. Second operand has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (53), 3 states have call predecessors, (53), 4 states have call successors, (53) [2024-11-18 20:11:38,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:38,248 INFO L93 Difference]: Finished difference Result 1747 states and 2549 transitions. [2024-11-18 20:11:38,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-18 20:11:38,257 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (53), 3 states have call predecessors, (53), 4 states have call successors, (53) Word has length 176 [2024-11-18 20:11:38,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:38,266 INFO L225 Difference]: With dead ends: 1747 [2024-11-18 20:11:38,266 INFO L226 Difference]: Without dead ends: 892 [2024-11-18 20:11:38,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 345 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=123, Invalid=219, Unknown=0, NotChecked=0, Total=342 [2024-11-18 20:11:38,271 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 243 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:11:38,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 311 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:11:38,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2024-11-18 20:11:38,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 828. [2024-11-18 20:11:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 828 states, 610 states have (on average 1.3459016393442622) internal successors, (821), 619 states have internal predecessors, (821), 172 states have call successors, (172), 45 states have call predecessors, (172), 45 states have return successors, (172), 163 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-18 20:11:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 828 states and 1165 transitions. [2024-11-18 20:11:38,316 INFO L78 Accepts]: Start accepts. Automaton has 828 states and 1165 transitions. Word has length 176 [2024-11-18 20:11:38,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:38,317 INFO L471 AbstractCegarLoop]: Abstraction has 828 states and 1165 transitions. [2024-11-18 20:11:38,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 4 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (53), 3 states have call predecessors, (53), 4 states have call successors, (53) [2024-11-18 20:11:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1165 transitions. [2024-11-18 20:11:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-18 20:11:38,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:38,318 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, 1, 1, 1, 1, 1, 1] [2024-11-18 20:11:38,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 20:11:38,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:38,523 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:38,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:38,524 INFO L85 PathProgramCache]: Analyzing trace with hash 821542321, now seen corresponding path program 1 times [2024-11-18 20:11:38,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:11:38,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814836126] [2024-11-18 20:11:38,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:38,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:11:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 20:11:38,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720270810] [2024-11-18 20:11:38,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:38,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:38,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:38,587 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 20:11:38,589 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 20:11:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:11:38,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 20:11:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:11:38,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 20:11:38,933 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 20:11:38,934 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 20:11:38,958 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 20:11:39,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:11:39,145 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:11:39,239 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 20:11:39,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:11:39 BoogieIcfgContainer [2024-11-18 20:11:39,241 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 20:11:39,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 20:11:39,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 20:11:39,242 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 20:11:39,242 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:11:28" (3/4) ... [2024-11-18 20:11:39,244 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 20:11:39,245 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 20:11:39,245 INFO L158 Benchmark]: Toolchain (without parser) took 11639.74ms. Allocated memory was 163.6MB in the beginning and 346.0MB in the end (delta: 182.5MB). Free memory was 88.4MB in the beginning and 261.4MB in the end (delta: -173.0MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,245 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 163.6MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:11:39,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.08ms. Allocated memory is still 163.6MB. Free memory was 88.2MB in the beginning and 131.6MB in the end (delta: -43.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.67ms. Allocated memory is still 163.6MB. Free memory was 130.6MB in the beginning and 126.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,246 INFO L158 Benchmark]: Boogie Preprocessor took 84.18ms. Allocated memory is still 163.6MB. Free memory was 126.4MB in the beginning and 120.0MB in the end (delta: 6.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,246 INFO L158 Benchmark]: RCFGBuilder took 549.53ms. Allocated memory is still 163.6MB. Free memory was 120.0MB in the beginning and 89.6MB in the end (delta: 30.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,246 INFO L158 Benchmark]: TraceAbstraction took 10461.63ms. Allocated memory was 163.6MB in the beginning and 346.0MB in the end (delta: 182.5MB). Free memory was 88.7MB in the beginning and 262.4MB in the end (delta: -173.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2024-11-18 20:11:39,247 INFO L158 Benchmark]: Witness Printer took 2.98ms. Allocated memory is still 346.0MB. Free memory was 262.4MB in the beginning and 261.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:11:39,247 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 163.6MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 464.08ms. Allocated memory is still 163.6MB. Free memory was 88.2MB in the beginning and 131.6MB in the end (delta: -43.4MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.67ms. Allocated memory is still 163.6MB. Free memory was 130.6MB in the beginning and 126.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.18ms. Allocated memory is still 163.6MB. Free memory was 126.4MB in the beginning and 120.0MB in the end (delta: 6.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 549.53ms. Allocated memory is still 163.6MB. Free memory was 120.0MB in the beginning and 89.6MB in the end (delta: 30.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 10461.63ms. Allocated memory was 163.6MB in the beginning and 346.0MB in the end (delta: 182.5MB). Free memory was 88.7MB in the beginning and 262.4MB in the end (delta: -173.7MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Witness Printer took 2.98ms. Allocated memory is still 346.0MB. Free memory was 262.4MB in the beginning and 261.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 182. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 256; [L23] unsigned short int var_1_2 = 51640; [L24] unsigned short int var_1_3 = 5; [L25] float var_1_7 = 128.8; [L26] unsigned char var_1_8 = 2; [L27] float var_1_9 = 256.5; [L28] float var_1_10 = 7.25; [L29] signed char var_1_11 = 64; [L30] signed char var_1_12 = -16; [L31] double var_1_13 = 0.9; [L32] unsigned char var_1_14 = 1; [L33] double var_1_15 = 0.0; [L34] double var_1_16 = 1.275; [L35] unsigned short int var_1_17 = 8; [L36] unsigned short int var_1_18 = 35331; [L37] signed char var_1_19 = -128; [L38] double var_1_20 = 0.0; [L39] double var_1_21 = 0.0; [L40] signed char var_1_22 = -8; [L41] signed char var_1_23 = 50; [L42] signed long int var_1_27 = 32; [L43] unsigned char var_1_28 = 64; [L44] signed char var_1_29 = 100; [L45] signed char var_1_30 = -1; [L46] signed char var_1_31 = 10; [L47] signed char var_1_32 = 5; [L48] signed char var_1_33 = 1; [L49] unsigned short int var_1_34 = 32; [L50] signed long int var_1_36 = -8; [L51] float last_1_var_1_10 = 7.25; [L52] double last_1_var_1_13 = 0.9; [L53] unsigned short int last_1_var_1_17 = 8; [L54] signed char last_1_var_1_19 = -128; VAL [isInitial=0, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=51640, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L176] last_1_var_1_10 = var_1_10 [L177] last_1_var_1_13 = var_1_13 [L178] last_1_var_1_17 = var_1_17 [L179] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=51640, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L189] RET updateLastVariables() [L190] CALL updateVariables() [L133] var_1_2 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L134] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L135] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L135] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=5, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L136] var_1_3 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L137] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L138] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L138] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=2, var_1_9=513/2] [L139] var_1_8 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L140] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L141] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L141] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_9=513/2] [L142] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=513/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=513/2] [L142] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=513/2] [L143] var_1_9 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L144] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=-16, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L145] var_1_12 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L146] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L147] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L147] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=1, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L148] var_1_14 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L149] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L150] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L150] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_15=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L151] var_1_15 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L152] RET assume_abort_if_not((var_1_15 >= 2305843.009213691390e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_16=51/40, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L153] var_1_16 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L154] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=35331, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L155] var_1_18 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_18 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L156] RET assume_abort_if_not(var_1_18 >= 32767) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L157] CALL assume_abort_if_not(var_1_18 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L157] RET assume_abort_if_not(var_1_18 <= 65534) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_20=0, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L158] var_1_20 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L159] RET assume_abort_if_not((var_1_20 >= 4611686.018427387900e+12F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854776000e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_21=0, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L160] var_1_21 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L161] RET assume_abort_if_not((var_1_21 >= 4611686.018427387900e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-8, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L162] var_1_22 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_22 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L163] RET assume_abort_if_not(var_1_22 >= -127) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L164] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L164] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=-1, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L165] var_1_30 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L166] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L167] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L167] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=10, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L168] var_1_31 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L169] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L170] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L170] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L171] var_1_33 = __VERIFIER_nondet_char() [L172] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L172] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L173] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L173] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L190] RET updateVariables() [L191] CALL step() [L58] signed long int stepLocal_2 = var_1_3 + last_1_var_1_19; VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L59] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=-128, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L70] COND TRUE var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16)) [L71] var_1_19 = ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=8, var_1_18=98303, var_1_19=0, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L75] var_1_17 = (var_1_18 - var_1_3) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=29/4, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1] [L76] COND TRUE (var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10) [L77] var_1_10 = var_1_9 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=2, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L79] COND TRUE var_1_10 >= var_1_10 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=2, var_1_11=64, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L80] COND TRUE var_1_9 < var_1_10 [L81] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=256, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L84] COND TRUE (var_1_2 - var_1_3) > var_1_17 [L85] var_1_1 = (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L89] signed long int stepLocal_1 = var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))); [L90] unsigned short int stepLocal_0 = var_1_3; VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_1=0, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L91] COND FALSE !((var_1_19 / var_1_8) < stepLocal_1) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L98] COND TRUE (~ (- var_1_3)) < var_1_2 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L99] COND FALSE !(var_1_2 < -64) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=32, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L103] COND TRUE var_1_8 > var_1_19 [L104] var_1_27 = ((((var_1_8) > (var_1_22)) ? (var_1_8) : (var_1_22))) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=64, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L106] COND TRUE var_1_17 <= (((((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) < 0 ) ? -((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))) : ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2))))) [L107] var_1_28 = 4 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=100, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L109] COND TRUE var_1_12 <= 16 [L110] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_31) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L112] COND TRUE var_1_11 >= var_1_1 [L113] var_1_32 = ((((4) < (((((var_1_22) < ((var_1_31 - var_1_33))) ? (var_1_22) : ((var_1_31 - var_1_33)))))) ? (4) : (((((var_1_22) < ((var_1_31 - var_1_33))) ? (var_1_22) : ((var_1_31 - var_1_33))))))) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L117] EXPR var_1_17 & var_1_11 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L117] EXPR (var_1_17 & var_1_11) ^ var_1_12 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L117] EXPR var_1_19 & var_1_33 VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L117] COND FALSE !(((var_1_17 & var_1_11) ^ var_1_12) < (var_1_19 & var_1_33)) [L122] EXPR var_1_3 & (~ var_1_17) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L122] COND TRUE (var_1_3 & (~ var_1_17)) <= var_1_3 [L123] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, stepLocal_0=-65536, stepLocal_2=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return ((((((((var_1_2 - var_1_3) > var_1_17) ? (var_1_1 == ((signed long int) (((((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) < (var_1_17)) ? ((((((var_1_11 + var_1_3)) < (var_1_2)) ? ((var_1_11 + var_1_3)) : (var_1_2)))) : (var_1_17))))) : (var_1_1 == ((signed long int) 0))) && (((var_1_19 / var_1_8) < (var_1_1 / ((((2) < (var_1_2)) ? (2) : (var_1_2))))) ? ((var_1_1 >= var_1_3) ? (var_1_7 == ((float) 0.75f)) : (var_1_7 == ((float) var_1_9))) : 1)) && (((var_1_17 >= var_1_17) || (var_1_9 > last_1_var_1_10)) ? (var_1_10 == ((float) var_1_9)) : 1)) && ((var_1_10 >= var_1_10) ? ((var_1_9 < var_1_10) ? (var_1_11 == ((signed char) var_1_12)) : 1) : 1)) && (var_1_14 ? ((last_1_var_1_13 <= var_1_9) ? (var_1_13 == ((double) var_1_9)) : ((((((last_1_var_1_17) < ((var_1_2 * last_1_var_1_17))) ? (last_1_var_1_17) : ((var_1_2 * last_1_var_1_17)))) == (var_1_3 + last_1_var_1_19)) ? (var_1_13 == ((double) 8.75)) : (var_1_13 == ((double) (16.5 + ((var_1_15 - 49.35) - var_1_16)))))) : 1)) && (var_1_17 == ((unsigned short int) (var_1_18 - var_1_3)))) && ((var_1_13 > ((var_1_20 - var_1_15) - (var_1_21 - var_1_16))) ? (var_1_19 == ((signed char) ((((var_1_12) > (var_1_22)) ? (var_1_12) : (var_1_22))))) : (var_1_19 == ((signed char) var_1_12))) ; VAL [\result=0, isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=29/4, last_1_var_1_13=9/10, last_1_var_1_17=8, last_1_var_1_19=-128, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=9/10, var_1_14=0, var_1_17=32767, var_1_18=98303, var_1_19=0, var_1_1=0, var_1_22=-1, var_1_23=50, var_1_27=255, var_1_28=4, var_1_29=0, var_1_2=32768, var_1_30=0, var_1_31=0, var_1_32=-1, var_1_33=1, var_1_34=32, var_1_36=-8, var_1_3=-65536, var_1_7=644/5, var_1_8=-1, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 10, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2050 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2008 mSDsluCounter, 4286 SdHoareTripleChecker+Invalid, 1.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2978 mSDsCounter, 333 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2365 IncrementalHoareTripleChecker+Invalid, 2698 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 333 mSolverCounterUnsat, 1308 mSDtfsCounter, 2365 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 981 GetRequests, 880 SyntacticMatches, 2 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1940 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=874occurred in iteration=7, InterpolantAutomatonStates: 104, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 1219 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 2450 NumberOfCodeBlocks, 2450 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2435 ConstructedInterpolants, 0 QuantifiedInterpolants, 7004 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1258 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 17577/18200 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 20:11:39,287 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_fillercode_fillercodestructure_filler-pe-ci_file-37.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 e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:11:41,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:11:41,591 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 20:11:41,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:11:41,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:11:41,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:11:41,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:11:41,628 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:11:41,629 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:11:41,629 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:11:41,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:11:41,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:11:41,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:11:41,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:11:41,636 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:11:41,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:11:41,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:11:41,637 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:11:41,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:11:41,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:11:41,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:11:41,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:11:41,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:11:41,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 20:11:41,641 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 20:11:41,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:11:41,642 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 20:11:41,642 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:11:41,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:11:41,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:11:41,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:11:41,646 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:11:41,646 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:11:41,646 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:11:41,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:11:41,647 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:11:41,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:11:41,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:11:41,647 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 20:11:41,648 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 20:11:41,648 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:11:41,649 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:11:41,650 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:11:41,650 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:11:41,650 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5b330e68c043ac4746408eb41aca0051f406a21955b86ac6890b77c68015b10 [2024-11-18 20:11:41,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:11:41,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:11:41,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:11:41,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:11:41,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:11:41,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:43,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:11:43,835 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:11:43,851 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:43,868 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22918e57/bb3b0bc4cffd4210ad7b03d6d3f9e51f/FLAG4d9f721c4 [2024-11-18 20:11:43,881 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22918e57/bb3b0bc4cffd4210ad7b03d6d3f9e51f [2024-11-18 20:11:43,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:11:43,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:11:43,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:11:43,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:11:43,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:11:43,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:11:43" (1/1) ... [2024-11-18 20:11:43,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561adb77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:43, skipping insertion in model container [2024-11-18 20:11:43,892 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:11:43" (1/1) ... [2024-11-18 20:11:43,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:11:44,070 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_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-18 20:11:44,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:11:44,169 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:11:44,181 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_fillercode_fillercodestructure_filler-pe-ci_file-37.i[919,932] [2024-11-18 20:11:44,204 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:11:44,222 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:11:44,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44 WrapperNode [2024-11-18 20:11:44,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:11:44,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:11:44,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:11:44,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:11:44,230 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,285 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-18 20:11:44,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:11:44,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:11:44,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:11:44,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:11:44,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,302 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,322 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 20:11:44,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,345 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,353 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:11:44,366 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:11:44,366 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:11:44,366 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:11:44,367 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (1/1) ... [2024-11-18 20:11:44,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:11:44,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:11:44,413 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 20:11:44,421 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 20:11:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:11:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 20:11:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:11:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:11:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:11:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:11:44,545 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:11:44,547 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:11:58,521 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-18 20:11:58,521 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:11:58,539 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:11:58,541 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:11:58,541 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:11:58 BoogieIcfgContainer [2024-11-18 20:11:58,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:11:58,544 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:11:58,544 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:11:58,547 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:11:58,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:11:43" (1/3) ... [2024-11-18 20:11:58,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@753f34d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:11:58, skipping insertion in model container [2024-11-18 20:11:58,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:11:44" (2/3) ... [2024-11-18 20:11:58,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@753f34d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:11:58, skipping insertion in model container [2024-11-18 20:11:58,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:11:58" (3/3) ... [2024-11-18 20:11:58,551 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-37.i [2024-11-18 20:11:58,569 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:11:58,569 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:11:58,647 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:11:58,653 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;@5e71be83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:11:58,654 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:11:58,658 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 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 20:11:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 20:11:58,670 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:58,671 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 20:11:58,672 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:58,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:58,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1864264971, now seen corresponding path program 1 times [2024-11-18 20:11:58,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:11:58,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1037784707] [2024-11-18 20:11:58,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:58,690 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 20:11:58,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:11:58,695 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 20:11:58,713 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 20:11:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:11:59,272 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:11:59,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:11:59,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 554 proven. 0 refuted. 0 times theorem prover too weak. 746 trivial. 0 not checked. [2024-11-18 20:11:59,313 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:11:59,313 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:11:59,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1037784707] [2024-11-18 20:11:59,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1037784707] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:11:59,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:11:59,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 20:11:59,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856541924] [2024-11-18 20:11:59,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:11:59,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:11:59,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:11:59,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:11:59,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:11:59,340 INFO L87 Difference]: Start difference. First operand has 83 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 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 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 20:11:59,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:11:59,363 INFO L93 Difference]: Finished difference Result 158 states and 282 transitions. [2024-11-18 20:11:59,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:11:59,365 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 170 [2024-11-18 20:11:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:11:59,371 INFO L225 Difference]: With dead ends: 158 [2024-11-18 20:11:59,371 INFO L226 Difference]: Without dead ends: 78 [2024-11-18 20:11:59,375 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 20:11:59,379 INFO L432 NwaCegarLoop]: 120 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, 120 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 20:11:59,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:11:59,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-18 20:11:59,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-18 20:11:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 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 20:11:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2024-11-18 20:11:59,430 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 170 [2024-11-18 20:11:59,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:11:59,431 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2024-11-18 20:11:59,431 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 20:11:59,431 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2024-11-18 20:11:59,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 20:11:59,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:11:59,437 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 20:11:59,482 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 20:11:59,638 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 20:11:59,642 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:11:59,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:11:59,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1136419719, now seen corresponding path program 1 times [2024-11-18 20:11:59,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:11:59,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711340805] [2024-11-18 20:11:59,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:11:59,644 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 20:11:59,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:11:59,647 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 20:11:59,650 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 20:12:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:12:00,187 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 20:12:00,195 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:12:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 576 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-11-18 20:12:07,483 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:12:09,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 21 proven. 54 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-11-18 20:12:09,336 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:12:09,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711340805] [2024-11-18 20:12:09,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711340805] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:12:09,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:12:09,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-18 20:12:09,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288566415] [2024-11-18 20:12:09,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:12:09,341 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 20:12:09,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:12:09,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 20:12:09,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:12:09,347 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (52), 3 states have call predecessors, (52), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) [2024-11-18 20:12:13,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:16,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:19,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:23,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:27,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:31,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:31,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:12:31,460 INFO L93 Difference]: Finished difference Result 159 states and 242 transitions. [2024-11-18 20:12:31,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 20:12:31,501 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (52), 3 states have call predecessors, (52), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) Word has length 170 [2024-11-18 20:12:31,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:12:31,504 INFO L225 Difference]: With dead ends: 159 [2024-11-18 20:12:31,504 INFO L226 Difference]: Without dead ends: 84 [2024-11-18 20:12:31,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2024-11-18 20:12:31,506 INFO L432 NwaCegarLoop]: 78 mSDtfsCounter, 381 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 208 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2024-11-18 20:12:31,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 176 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 174 Invalid, 3 Unknown, 0 Unchecked, 20.8s Time] [2024-11-18 20:12:31,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-18 20:12:31,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2024-11-18 20:12:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 20:12:31,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 122 transitions. [2024-11-18 20:12:31,531 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 122 transitions. Word has length 170 [2024-11-18 20:12:31,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:12:31,531 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 122 transitions. [2024-11-18 20:12:31,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 states have internal predecessors, (80), 4 states have call successors, (52), 3 states have call predecessors, (52), 5 states have return successors, (52), 4 states have call predecessors, (52), 4 states have call successors, (52) [2024-11-18 20:12:31,532 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2024-11-18 20:12:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 20:12:31,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:12:31,534 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, 1] [2024-11-18 20:12:31,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 20:12:31,734 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 20:12:31,735 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:12:31,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:12:31,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1216440958, now seen corresponding path program 1 times [2024-11-18 20:12:31,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:12:31,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [894391448] [2024-11-18 20:12:31,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:12:31,736 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 20:12:31,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:12:31,738 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 20:12:31,739 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 20:12:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:12:32,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 20:12:32,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:12:32,344 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 20:12:32,345 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:12:32,345 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:12:32,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [894391448] [2024-11-18 20:12:32,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [894391448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:12:32,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:12:32,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:12:32,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838553914] [2024-11-18 20:12:32,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:12:32,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:12:32,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:12:32,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:12:32,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:12:32,348 INFO L87 Difference]: Start difference. First operand 82 states and 122 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 20:12:36,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:36,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:12:36,877 INFO L93 Difference]: Finished difference Result 177 states and 263 transitions. [2024-11-18 20:12:36,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:12:36,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 171 [2024-11-18 20:12:36,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:12:36,884 INFO L225 Difference]: With dead ends: 177 [2024-11-18 20:12:36,884 INFO L226 Difference]: Without dead ends: 98 [2024-11-18 20:12:36,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 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 20:12:36,887 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 53 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:12:36,890 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 213 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-18 20:12:36,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-18 20:12:36,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 97. [2024-11-18 20:12:36,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 60 states have (on average 1.2666666666666666) internal successors, (76), 61 states have internal predecessors, (76), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-18 20:12:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 142 transitions. [2024-11-18 20:12:36,907 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 142 transitions. Word has length 171 [2024-11-18 20:12:36,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:12:36,909 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 142 transitions. [2024-11-18 20:12:36,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 20:12:36,909 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 142 transitions. [2024-11-18 20:12:36,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 20:12:36,914 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:12:36,914 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, 1] [2024-11-18 20:12:36,935 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 (4)] Ended with exit code 0 [2024-11-18 20:12:37,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 20:12:37,117 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:12:37,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:12:37,118 INFO L85 PathProgramCache]: Analyzing trace with hash 2057457984, now seen corresponding path program 1 times [2024-11-18 20:12:37,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:12:37,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556731301] [2024-11-18 20:12:37,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:12:37,119 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 20:12:37,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:12:37,121 INFO L229 MonitoredProcess]: Starting monitored process 5 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 20:12:37,122 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 (5)] Waiting until timeout for monitored process [2024-11-18 20:12:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:12:37,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 20:12:37,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:12:37,884 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 20:12:37,884 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:12:37,885 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:12:37,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556731301] [2024-11-18 20:12:37,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556731301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:12:37,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:12:37,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:12:37,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618128852] [2024-11-18 20:12:37,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:12:37,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:12:37,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:12:37,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:12:37,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:12:37,887 INFO L87 Difference]: Start difference. First operand 97 states and 142 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 20:12:42,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:46,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 20:12:46,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:12:46,309 INFO L93 Difference]: Finished difference Result 234 states and 336 transitions. [2024-11-18 20:12:46,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:12:46,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 171 [2024-11-18 20:12:46,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:12:46,313 INFO L225 Difference]: With dead ends: 234 [2024-11-18 20:12:46,314 INFO L226 Difference]: Without dead ends: 151 [2024-11-18 20:12:46,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 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 20:12:46,315 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 50 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:12:46,315 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 256 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 2 Unknown, 0 Unchecked, 8.4s Time] [2024-11-18 20:12:46,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-18 20:12:46,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 148. [2024-11-18 20:12:46,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 98 states have (on average 1.2857142857142858) internal successors, (126), 100 states have internal predecessors, (126), 43 states have call successors, (43), 6 states have call predecessors, (43), 6 states have return successors, (43), 41 states have call predecessors, (43), 43 states have call successors, (43) [2024-11-18 20:12:46,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 212 transitions. [2024-11-18 20:12:46,329 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 212 transitions. Word has length 171 [2024-11-18 20:12:46,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:12:46,330 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 212 transitions. [2024-11-18 20:12:46,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 20:12:46,330 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 212 transitions. [2024-11-18 20:12:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 20:12:46,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:12:46,331 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, 1] [2024-11-18 20:12:46,353 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 (5)] Forceful destruction successful, exit code 0 [2024-11-18 20:12:46,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 20:12:46,536 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:12:46,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:12:46,537 INFO L85 PathProgramCache]: Analyzing trace with hash 2059305026, now seen corresponding path program 1 times [2024-11-18 20:12:46,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:12:46,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [119168022] [2024-11-18 20:12:46,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:12:46,539 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 20:12:46,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:12:46,542 INFO L229 MonitoredProcess]: Starting monitored process 6 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 20:12:46,543 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 (6)] Waiting until timeout for monitored process [2024-11-18 20:12:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:12:47,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 20:12:47,061 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:12:51,739 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 232 proven. 138 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-18 20:12:51,740 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:12:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 141 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2024-11-18 20:12:54,252 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:12:54,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [119168022] [2024-11-18 20:12:54,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [119168022] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:12:54,252 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:12:54,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2024-11-18 20:12:54,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154412512] [2024-11-18 20:12:54,252 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:12:54,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-18 20:12:54,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:12:54,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-18 20:12:54,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-11-18 20:12:54,256 INFO L87 Difference]: Start difference. First operand 148 states and 212 transitions. Second operand has 13 states, 13 states have (on average 6.615384615384615) internal successors, (86), 13 states have internal predecessors, (86), 4 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (52), 3 states have call predecessors, (52), 4 states have call successors, (52) [2024-11-18 20:12:58,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []