./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.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 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:10:04,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:10:04,839 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 05:10:04,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:10:04,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:10:04,866 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:10:04,867 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:10:04,867 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:10:04,868 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:10:04,868 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:10:04,869 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:10:04,869 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:10:04,870 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:10:04,870 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:10:04,871 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:10:04,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:10:04,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:10:04,872 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:10:04,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 05:10:04,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:10:04,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:10:04,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:10:04,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:10:04,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:10:04,875 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:10:04,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:10:04,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:10:04,876 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:10:04,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:10:04,877 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:10:04,877 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:10:04,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:10:04,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:10:04,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:10:04,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:10:04,879 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:10:04,879 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 05:10:04,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 05:10:04,880 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:10:04,880 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:10:04,880 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:10:04,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:10:04,881 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb [2024-10-24 05:10:05,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:10:05,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:10:05,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:10:05,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:10:05,195 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:10:05,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:06,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:10:06,871 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:10:06,872 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:06,887 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bd180c9f/c7c399f4bf6d4cfba7e625038715fdbf/FLAG8927946c0 [2024-10-24 05:10:06,902 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bd180c9f/c7c399f4bf6d4cfba7e625038715fdbf [2024-10-24 05:10:06,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:10:06,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:10:06,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:10:06,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:10:06,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:10:06,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:10:06" (1/1) ... [2024-10-24 05:10:06,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d589d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:06, skipping insertion in model container [2024-10-24 05:10:06,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:10:06" (1/1) ... [2024-10-24 05:10:06,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:10:07,131 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2024-10-24 05:10:07,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:10:07,228 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:10:07,241 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2024-10-24 05:10:07,280 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:10:07,299 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:10:07,300 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07 WrapperNode [2024-10-24 05:10:07,300 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:10:07,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:10:07,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:10:07,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:10:07,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,379 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2024-10-24 05:10:07,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:10:07,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:10:07,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:10:07,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:10:07,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,399 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,419 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 05:10:07,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:10:07,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:10:07,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:10:07,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:10:07,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (1/1) ... [2024-10-24 05:10:07,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:10:07,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:10:07,500 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) [2024-10-24 05:10:07,507 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 [2024-10-24 05:10:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:10:07,561 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:10:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:10:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 05:10:07,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:10:07,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:10:07,652 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:10:07,655 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:10:08,142 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-10-24 05:10:08,142 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:10:08,181 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:10:08,181 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:10:08,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:10:08 BoogieIcfgContainer [2024-10-24 05:10:08,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:10:08,186 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:10:08,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:10:08,189 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:10:08,189 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:10:06" (1/3) ... [2024-10-24 05:10:08,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6622d118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:10:08, skipping insertion in model container [2024-10-24 05:10:08,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:07" (2/3) ... [2024-10-24 05:10:08,191 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6622d118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:10:08, skipping insertion in model container [2024-10-24 05:10:08,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:10:08" (3/3) ... [2024-10-24 05:10:08,192 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:08,208 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:10:08,209 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:10:08,277 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:10:08,288 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;@1661deb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:10:08,288 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:10:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 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) [2024-10-24 05:10:08,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-10-24 05:10:08,308 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:08,309 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] [2024-10-24 05:10:08,310 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:08,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:08,315 INFO L85 PathProgramCache]: Analyzing trace with hash -931875125, now seen corresponding path program 1 times [2024-10-24 05:10:08,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:10:08,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510432473] [2024-10-24 05:10:08,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:08,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:10:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:10:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:10:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:10:08,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:10:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:10:08,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:10:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 05:10:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:10:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 05:10:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:10:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:10:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 05:10:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 05:10:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 05:10:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 05:10:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 05:10:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 05:10:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 05:10:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 05:10:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 05:10:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 05:10:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:10:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:10:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:10:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:10:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:10:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-24 05:10:08,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:10:08,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510432473] [2024-10-24 05:10:08,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510432473] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:10:08,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:10:08,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:10:08,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649360473] [2024-10-24 05:10:08,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:10:08,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:10:08,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:10:08,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:10:08,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:10:08,766 INFO L87 Difference]: Start difference. First operand has 82 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 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 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 05:10:08,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:10:08,807 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2024-10-24 05:10:08,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:10:08,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 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 162 [2024-10-24 05:10:08,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:10:08,819 INFO L225 Difference]: With dead ends: 161 [2024-10-24 05:10:08,820 INFO L226 Difference]: Without dead ends: 80 [2024-10-24 05:10:08,823 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:10:08,827 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 05:10:08,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 05:10:08,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-10-24 05:10:08,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-10-24 05:10:08,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 52 states have internal predecessors, (73), 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) [2024-10-24 05:10:08,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 125 transitions. [2024-10-24 05:10:08,880 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 125 transitions. Word has length 162 [2024-10-24 05:10:08,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:10:08,880 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 125 transitions. [2024-10-24 05:10:08,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 05:10:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2024-10-24 05:10:08,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-10-24 05:10:08,884 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:08,884 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] [2024-10-24 05:10:08,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 05:10:08,885 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:08,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:08,886 INFO L85 PathProgramCache]: Analyzing trace with hash -226099053, now seen corresponding path program 1 times [2024-10-24 05:10:08,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:10:08,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479326702] [2024-10-24 05:10:08,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:08,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:10:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:10:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:10:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:10:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:10:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:10:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:10:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 05:10:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:10:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 05:10:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:10:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:10:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 05:10:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 05:10:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 05:10:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 05:10:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 05:10:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 05:10:09,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 05:10:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 05:10:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 05:10:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 05:10:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:10:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:10:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:10:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:10:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:10:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-24 05:10:09,703 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:10:09,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479326702] [2024-10-24 05:10:09,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479326702] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 05:10:09,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1676157911] [2024-10-24 05:10:09,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:09,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:10:09,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:10:09,706 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) [2024-10-24 05:10:09,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 05:10:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:09,851 INFO L255 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 05:10:09,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:10:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 213 proven. 69 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2024-10-24 05:10:10,164 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 05:10:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2024-10-24 05:10:10,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1676157911] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 05:10:10,427 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 05:10:10,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-10-24 05:10:10,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354933793] [2024-10-24 05:10:10,428 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 05:10:10,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 05:10:10,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:10:10,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 05:10:10,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-10-24 05:10:10,431 INFO L87 Difference]: Start difference. First operand 80 states and 125 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-24 05:10:10,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:10:10,789 INFO L93 Difference]: Finished difference Result 166 states and 256 transitions. [2024-10-24 05:10:10,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-24 05:10:10,790 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 162 [2024-10-24 05:10:10,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:10:10,792 INFO L225 Difference]: With dead ends: 166 [2024-10-24 05:10:10,792 INFO L226 Difference]: Without dead ends: 87 [2024-10-24 05:10:10,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 370 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-10-24 05:10:10,794 INFO L432 NwaCegarLoop]: 77 mSDtfsCounter, 105 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 05:10:10,794 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 269 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 05:10:10,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-10-24 05:10:10,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2024-10-24 05:10:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 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) [2024-10-24 05:10:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 129 transitions. [2024-10-24 05:10:10,816 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 129 transitions. Word has length 162 [2024-10-24 05:10:10,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:10:10,817 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 129 transitions. [2024-10-24 05:10:10,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-10-24 05:10:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2024-10-24 05:10:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-10-24 05:10:10,820 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:10,820 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] [2024-10-24 05:10:10,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-24 05:10:11,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:10:11,021 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:11,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:11,022 INFO L85 PathProgramCache]: Analyzing trace with hash 474965525, now seen corresponding path program 1 times [2024-10-24 05:10:11,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:10:11,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466651230] [2024-10-24 05:10:11,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:11,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:10:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 05:10:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 05:10:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 05:10:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 05:10:11,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 05:10:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 05:10:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 05:10:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 05:10:11,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 05:10:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 05:10:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 05:10:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 05:10:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-24 05:10:11,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-24 05:10:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-10-24 05:10:11,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-24 05:10:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-24 05:10:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-24 05:10:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 05:10:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-10-24 05:10:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-10-24 05:10:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-24 05:10:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-10-24 05:10:11,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-24 05:10:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-10-24 05:10:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 05:10:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2024-10-24 05:10:11,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 05:10:11,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466651230] [2024-10-24 05:10:11,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466651230] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:10:11,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:10:11,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 05:10:11,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601940027] [2024-10-24 05:10:11,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:10:11,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 05:10:11,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 05:10:11,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 05:10:11,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-10-24 05:10:11,752 INFO L87 Difference]: Start difference. First operand 85 states and 129 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 05:10:12,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:10:12,562 INFO L93 Difference]: Finished difference Result 402 states and 601 transitions. [2024-10-24 05:10:12,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 05:10:12,563 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 162 [2024-10-24 05:10:12,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:10:12,568 INFO L225 Difference]: With dead ends: 402 [2024-10-24 05:10:12,569 INFO L226 Difference]: Without dead ends: 318 [2024-10-24 05:10:12,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-10-24 05:10:12,574 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 514 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 05:10:12,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 507 Invalid, 460 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 05:10:12,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2024-10-24 05:10:12,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 289. [2024-10-24 05:10:12,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 200 states have (on average 1.395) internal successors, (279), 202 states have internal predecessors, (279), 80 states have call successors, (80), 8 states have call predecessors, (80), 8 states have return successors, (80), 78 states have call predecessors, (80), 80 states have call successors, (80) [2024-10-24 05:10:12,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 439 transitions. [2024-10-24 05:10:12,671 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 439 transitions. Word has length 162 [2024-10-24 05:10:12,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:10:12,672 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 439 transitions. [2024-10-24 05:10:12,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 2 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-10-24 05:10:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 439 transitions. [2024-10-24 05:10:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-10-24 05:10:12,680 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:12,680 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] [2024-10-24 05:10:12,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 05:10:12,681 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:12,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:12,681 INFO L85 PathProgramCache]: Analyzing trace with hash 932431884, now seen corresponding path program 1 times [2024-10-24 05:10:12,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 05:10:12,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193289100] [2024-10-24 05:10:12,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:12,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 05:10:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-24 05:10:12,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1127818214] [2024-10-24 05:10:12,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:12,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 05:10:12,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:10:12,773 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) [2024-10-24 05:10:12,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 05:10:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 05:10:12,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-24 05:10:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-24 05:10:13,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-24 05:10:13,086 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-24 05:10:13,087 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-24 05:10:13,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 05:10:13,289 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,SelfDestructingSolverStorable3 [2024-10-24 05:10:13,292 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-24 05:10:13,389 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-24 05:10:13,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 05:10:13 BoogieIcfgContainer [2024-10-24 05:10:13,392 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-24 05:10:13,393 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-24 05:10:13,393 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-24 05:10:13,393 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-24 05:10:13,394 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:10:08" (3/4) ... [2024-10-24 05:10:13,396 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-24 05:10:13,400 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-24 05:10:13,400 INFO L158 Benchmark]: Toolchain (without parser) took 6494.30ms. Allocated memory was 161.5MB in the beginning and 226.5MB in the end (delta: 65.0MB). Free memory was 108.2MB in the beginning and 140.7MB in the end (delta: -32.5MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,401 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 05:10:13,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.94ms. Allocated memory is still 161.5MB. Free memory was 107.9MB in the beginning and 91.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,401 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.93ms. Allocated memory is still 161.5MB. Free memory was 91.4MB in the beginning and 86.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,401 INFO L158 Benchmark]: Boogie Preprocessor took 79.73ms. Allocated memory is still 161.5MB. Free memory was 86.9MB in the beginning and 81.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,402 INFO L158 Benchmark]: RCFGBuilder took 720.58ms. Allocated memory is still 161.5MB. Free memory was 81.4MB in the beginning and 118.3MB in the end (delta: -36.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,403 INFO L158 Benchmark]: TraceAbstraction took 5206.79ms. Allocated memory was 161.5MB in the beginning and 226.5MB in the end (delta: 65.0MB). Free memory was 117.5MB in the beginning and 140.7MB in the end (delta: -23.2MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2024-10-24 05:10:13,404 INFO L158 Benchmark]: Witness Printer took 7.00ms. Allocated memory is still 226.5MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 05:10:13,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory is still 123.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.94ms. Allocated memory is still 161.5MB. Free memory was 107.9MB in the beginning and 91.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.93ms. Allocated memory is still 161.5MB. Free memory was 91.4MB in the beginning and 86.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.73ms. Allocated memory is still 161.5MB. Free memory was 86.9MB in the beginning and 81.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 720.58ms. Allocated memory is still 161.5MB. Free memory was 81.4MB in the beginning and 118.3MB in the end (delta: -36.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5206.79ms. Allocated memory was 161.5MB in the beginning and 226.5MB in the end (delta: 65.0MB). Free memory was 117.5MB in the beginning and 140.7MB in the end (delta: -23.2MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Witness Printer took 7.00ms. Allocated memory is still 226.5MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 129, overapproximation of someBinaryArithmeticDOUBLEoperation at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] signed char var_1_2 = -1; [L24] signed char var_1_3 = 10; [L25] signed long int var_1_5 = 5; [L26] unsigned char var_1_6 = 0; [L27] double var_1_7 = 24.8; [L28] double var_1_8 = 500.5; [L29] double var_1_9 = 2.4; [L30] double var_1_10 = 0.4; [L31] double var_1_11 = 255.8; [L32] double var_1_12 = 50.75; [L33] unsigned char var_1_13 = 4; [L34] unsigned char var_1_14 = 200; [L35] unsigned char var_1_15 = 25; [L36] unsigned char var_1_16 = 128; [L37] unsigned char var_1_17 = 64; [L38] unsigned char var_1_18 = 32; [L39] unsigned char var_1_19 = 32; [L40] unsigned long int var_1_20 = 1; [L41] float var_1_21 = 9999999999.2; [L42] double var_1_23 = 10.875; [L133] isInitial = 1 [L134] FCALL initially() [L135] COND TRUE 1 [L136] FCALL updateLastVariables() [L137] CALL updateVariables() [L84] var_1_2 = __VERIFIER_nondet_char() [L85] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L85] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L86] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L86] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=10, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L87] var_1_3 = __VERIFIER_nondet_char() [L88] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L88] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L89] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=5, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L90] var_1_5 = __VERIFIER_nondet_long() [L91] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L91] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L92] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L93] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=0, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L94] var_1_6 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L95] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L96] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_8=1001/2, var_1_9=12/5] [L97] var_1_8 = __VERIFIER_nondet_double() [L98] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L98] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5, var_1_9=12/5] [L99] var_1_9 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L100] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L101] var_1_10 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L102] RET assume_abort_if_not((var_1_10 >= -230584.3009213691390e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 2305843.009213691390e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1279/5, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L103] var_1_11 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L104] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=203/4, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L105] var_1_12 = __VERIFIER_nondet_double() [L106] CALL assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L106] RET assume_abort_if_not((var_1_12 >= -115292.1504606845700e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 1152921.504606845700e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4, var_1_14=200, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L107] var_1_14 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_14 >= 190) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L108] RET assume_abort_if_not(var_1_14 >= 190) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L109] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L109] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=25, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L110] var_1_15 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L111] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L112] CALL assume_abort_if_not(var_1_15 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L112] RET assume_abort_if_not(var_1_15 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=128, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L113] var_1_16 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_16 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L114] RET assume_abort_if_not(var_1_16 >= 127) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L115] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L115] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L116] var_1_17 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L117] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L118] CALL assume_abort_if_not(var_1_17 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L118] RET assume_abort_if_not(var_1_17 <= 64) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=32, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L119] var_1_18 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L120] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L121] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L121] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=32, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L122] var_1_19 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L124] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L124] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_7=124/5] [L137] RET updateVariables() [L138] CALL step() [L46] COND TRUE -256 <= var_1_2 [L47] var_1_7 = (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))) VAL [isInitial=1, var_1_13=4, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L53] COND TRUE var_1_11 <= var_1_9 [L54] var_1_13 = ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=5, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L56] COND TRUE (var_1_2 - var_1_3) > (var_1_13 / var_1_5) [L57] var_1_1 = (128 - var_1_3) VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L65] EXPR (var_1_2 * var_1_13) & var_1_1 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L65] COND FALSE !(var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) [L68] EXPR var_1_1 & var_1_3 VAL [isInitial=1, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=49999999996/5, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L68] COND FALSE !((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) [L75] var_1_21 = var_1_12 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L77] COND TRUE var_1_1 > var_1_20 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=87/8, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1] [L78] COND TRUE ! (! var_1_6) [L79] var_1_23 = var_1_8 VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L138] RET step() [L139] CALL, EXPR property() [L129] EXPR (((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L129] EXPR ((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12))) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L129-L130] return (((((((var_1_2 - var_1_3) > (var_1_13 / var_1_5)) ? (var_1_1 == ((unsigned char) (128 - var_1_3))) : ((! var_1_6) ? (var_1_1 == ((unsigned char) var_1_3)) : (var_1_1 == ((unsigned char) var_1_3)))) && ((-256 <= var_1_2) ? (var_1_7 == ((double) (var_1_8 + (((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_11 + var_1_12))))) : ((var_1_11 == var_1_9) ? (var_1_7 == ((double) var_1_8)) : 1))) && ((var_1_11 <= var_1_9) ? (var_1_13 == ((unsigned char) ((((((var_1_14 - var_1_15)) > (var_1_16)) ? ((var_1_14 - var_1_15)) : (var_1_16))) - (var_1_17 + ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))))) : 1)) && ((var_1_3 < ((var_1_2 * var_1_13) & var_1_1)) ? (var_1_20 == ((unsigned long int) (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) + var_1_14))) : 1)) && (((((((var_1_1) > (var_1_5)) ? (var_1_1) : (var_1_5))) + (var_1_1 / var_1_14)) <= (var_1_1 & var_1_3)) ? (var_1_6 ? (var_1_21 == ((float) var_1_12)) : (var_1_21 == ((float) var_1_10))) : (var_1_21 == ((float) var_1_12)))) && ((var_1_1 > var_1_20) ? ((! (! var_1_6)) ? (var_1_23 == ((double) var_1_8)) : 1) : 1) ; [L139] RET, EXPR property() [L139] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] [L19] reach_error() VAL [isInitial=1, var_1_12=2, var_1_13=0, var_1_14=190, var_1_15=-193, var_1_16=127, var_1_17=64, var_1_18=0, var_1_19=63, var_1_1=128, var_1_20=1, var_1_21=2, var_1_23=3, var_1_2=1, var_1_3=0, var_1_5=129, var_1_6=1, var_1_8=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 621 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 619 mSDsluCounter, 898 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 538 mSDsCounter, 97 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 732 IncrementalHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 97 mSolverCounterUnsat, 360 mSDtfsCounter, 732 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 532 GetRequests, 509 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=289occurred in iteration=3, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 31 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 974 NumberOfCodeBlocks, 974 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 805 ConstructedInterpolants, 0 QuantifiedInterpolants, 1896 SizeOfPredicates, 0 NumberOfNonLiveVariables, 349 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 6293/6500 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-24 05:10:13,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.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 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 05:10:15,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 05:10:15,829 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-24 05:10:15,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 05:10:15,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 05:10:15,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 05:10:15,861 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 05:10:15,861 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 05:10:15,862 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 05:10:15,862 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 05:10:15,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 05:10:15,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 05:10:15,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 05:10:15,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 05:10:15,864 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 05:10:15,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 05:10:15,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 05:10:15,865 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 05:10:15,865 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 05:10:15,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 05:10:15,866 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 05:10:15,871 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 05:10:15,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 05:10:15,871 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 05:10:15,871 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 05:10:15,872 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 05:10:15,872 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 05:10:15,872 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 05:10:15,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 05:10:15,873 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 05:10:15,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 05:10:15,873 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 05:10:15,874 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 05:10:15,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 05:10:15,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:10:15,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 05:10:15,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 05:10:15,886 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 05:10:15,886 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 05:10:15,886 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 05:10:15,886 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 05:10:15,887 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 05:10:15,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 05:10:15,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 05:10:15,888 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 05:10:15,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00ca84abae40dfb9f755f19284e3f94b13402b7689f1ab8afdf6fe1633b787fb [2024-10-24 05:10:16,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 05:10:16,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 05:10:16,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 05:10:16,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 05:10:16,251 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 05:10:16,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:17,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 05:10:18,085 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 05:10:18,087 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:18,096 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82633205/9a23e7dfe068443ebecfed9d0d496fd1/FLAG97b94791f [2024-10-24 05:10:18,110 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f82633205/9a23e7dfe068443ebecfed9d0d496fd1 [2024-10-24 05:10:18,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 05:10:18,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 05:10:18,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 05:10:18,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 05:10:18,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 05:10:18,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f3d611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18, skipping insertion in model container [2024-10-24 05:10:18,127 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,158 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 05:10:18,359 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2024-10-24 05:10:18,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:10:18,454 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 05:10:18,468 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-57.i[919,932] [2024-10-24 05:10:18,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 05:10:18,532 INFO L204 MainTranslator]: Completed translation [2024-10-24 05:10:18,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18 WrapperNode [2024-10-24 05:10:18,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 05:10:18,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 05:10:18,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 05:10:18,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 05:10:18,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,600 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-10-24 05:10:18,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 05:10:18,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 05:10:18,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 05:10:18,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 05:10:18,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,613 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,618 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,638 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-24 05:10:18,641 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,655 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 05:10:18,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 05:10:18,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 05:10:18,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 05:10:18,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (1/1) ... [2024-10-24 05:10:18,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 05:10:18,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 05:10:18,722 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) [2024-10-24 05:10:18,729 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 [2024-10-24 05:10:18,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 05:10:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 05:10:18,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 05:10:18,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 05:10:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 05:10:18,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 05:10:18,880 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 05:10:18,882 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 05:10:27,029 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-24 05:10:27,030 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 05:10:27,093 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 05:10:27,095 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 05:10:27,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:10:27 BoogieIcfgContainer [2024-10-24 05:10:27,095 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 05:10:27,098 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 05:10:27,098 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 05:10:27,102 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 05:10:27,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 05:10:18" (1/3) ... [2024-10-24 05:10:27,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6622f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:10:27, skipping insertion in model container [2024-10-24 05:10:27,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 05:10:18" (2/3) ... [2024-10-24 05:10:27,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6622f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 05:10:27, skipping insertion in model container [2024-10-24 05:10:27,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 05:10:27" (3/3) ... [2024-10-24 05:10:27,105 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-57.i [2024-10-24 05:10:27,121 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 05:10:27,122 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 05:10:27,184 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 05:10:27,190 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;@308c9ee7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 05:10:27,190 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 05:10:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 36 states have internal predecessors, (50), 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) [2024-10-24 05:10:27,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-10-24 05:10:27,219 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:27,220 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] [2024-10-24 05:10:27,221 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:27,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:27,227 INFO L85 PathProgramCache]: Analyzing trace with hash -537680779, now seen corresponding path program 1 times [2024-10-24 05:10:27,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 05:10:27,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322641475] [2024-10-24 05:10:27,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:27,243 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 05:10:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 05:10:27,246 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) [2024-10-24 05:10:27,247 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 [2024-10-24 05:10:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:27,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-24 05:10:27,844 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:10:27,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2024-10-24 05:10:27,892 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 05:10:27,892 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 05:10:27,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322641475] [2024-10-24 05:10:27,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322641475] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 05:10:27,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 05:10:27,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 05:10:27,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700997894] [2024-10-24 05:10:27,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 05:10:27,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 05:10:27,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 05:10:27,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 05:10:27,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:10:27,928 INFO L87 Difference]: Start difference. First operand has 64 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 36 states have internal predecessors, (50), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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) [2024-10-24 05:10:32,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-24 05:10:32,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 05:10:32,119 INFO L93 Difference]: Finished difference Result 124 states and 226 transitions. [2024-10-24 05:10:32,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 05:10:32,153 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (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 156 [2024-10-24 05:10:32,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 05:10:32,159 INFO L225 Difference]: With dead ends: 124 [2024-10-24 05:10:32,159 INFO L226 Difference]: Without dead ends: 61 [2024-10-24 05:10:32,162 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 05:10:32,165 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-10-24 05:10:32,168 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 91 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-10-24 05:10:32,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-10-24 05:10:32,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-10-24 05:10:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 33 states have (on average 1.2727272727272727) internal successors, (42), 33 states have internal predecessors, (42), 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) [2024-10-24 05:10:32,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 94 transitions. [2024-10-24 05:10:32,213 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 94 transitions. Word has length 156 [2024-10-24 05:10:32,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 05:10:32,214 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 94 transitions. [2024-10-24 05:10:32,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (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) [2024-10-24 05:10:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2024-10-24 05:10:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-10-24 05:10:32,217 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 05:10:32,217 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] [2024-10-24 05:10:32,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-24 05:10:32,418 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 [2024-10-24 05:10:32,419 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 05:10:32,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 05:10:32,419 INFO L85 PathProgramCache]: Analyzing trace with hash 470934589, now seen corresponding path program 1 times [2024-10-24 05:10:32,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 05:10:32,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1708118543] [2024-10-24 05:10:32,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 05:10:32,421 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 05:10:32,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 05:10:32,424 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) [2024-10-24 05:10:32,425 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 [2024-10-24 05:10:33,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 05:10:33,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-24 05:10:33,145 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 05:11:36,881 WARN L286 SmtUtils]: Spent 6.91s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)