./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_operatoramount_amount10_file-63.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 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_operatoramount_amount10_file-63.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 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:28:05,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:28:05,286 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 12:28:05,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:28:05,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:28:05,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:28:05,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:28:05,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:28:05,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:28:05,328 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:28:05,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:28:05,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:28:05,330 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:28:05,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:28:05,331 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:28:05,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:28:05,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:28:05,332 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:28:05,332 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 12:28:05,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:28:05,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:28:05,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:28:05,334 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:28:05,334 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:28:05,335 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:28:05,335 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:28:05,335 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:28:05,335 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:28:05,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:28:05,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:28:05,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:28:05,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:28:05,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:28:05,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:28:05,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:28:05,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:28:05,338 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 12:28:05,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 12:28:05,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:28:05,339 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:28:05,339 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:28:05,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:28:05,340 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-10-14 12:28:05,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:28:05,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:28:05,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:28:05,647 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:28:05,647 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:28:05,648 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:07,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:28:07,698 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:28:07,698 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:07,706 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9be38af52/8df0dfc27f714ccfbf571dc127194fbd/FLAGe0d8fb330 [2024-10-14 12:28:08,096 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9be38af52/8df0dfc27f714ccfbf571dc127194fbd [2024-10-14 12:28:08,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:28:08,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:28:08,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:28:08,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:28:08,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:28:08,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6488cd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08, skipping insertion in model container [2024-10-14 12:28:08,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:28:08,271 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_operatoramount_amount10_file-63.i[915,928] [2024-10-14 12:28:08,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:28:08,306 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:28:08,314 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_operatoramount_amount10_file-63.i[915,928] [2024-10-14 12:28:08,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:28:08,336 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:28:08,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08 WrapperNode [2024-10-14 12:28:08,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:28:08,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:28:08,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:28:08,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:28:08,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,372 INFO L138 Inliner]: procedures = 26, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 72 [2024-10-14 12:28:08,375 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:28:08,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:28:08,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:28:08,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:28:08,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,386 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,394 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]. [2024-10-14 12:28:08,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,399 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:28:08,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:28:08,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:28:08,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:28:08,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (1/1) ... [2024-10-14 12:28:08,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:28:08,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:28:08,446 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) [2024-10-14 12:28:08,449 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 [2024-10-14 12:28:08,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:28:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:28:08,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:28:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 12:28:08,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:28:08,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:28:08,544 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:28:08,546 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:28:08,780 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-14 12:28:08,781 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:28:08,818 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:28:08,819 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:28:08,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:28:08 BoogieIcfgContainer [2024-10-14 12:28:08,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:28:08,821 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:28:08,822 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:28:08,825 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:28:08,825 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:28:08" (1/3) ... [2024-10-14 12:28:08,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10397846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:28:08, skipping insertion in model container [2024-10-14 12:28:08,826 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:08" (2/3) ... [2024-10-14 12:28:08,826 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10397846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:28:08, skipping insertion in model container [2024-10-14 12:28:08,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:28:08" (3/3) ... [2024-10-14 12:28:08,828 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:08,846 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:28:08,846 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:28:08,917 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:28:08,924 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;@768001d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:28:08,925 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:28:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-14 12:28:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-14 12:28:08,947 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:28:08,948 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:28:08,949 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:28:08,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:28:08,958 INFO L85 PathProgramCache]: Analyzing trace with hash -448125412, now seen corresponding path program 1 times [2024-10-14 12:28:08,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:28:08,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175569810] [2024-10-14 12:28:08,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:28:08,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:28:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 12:28:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 12:28:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 12:28:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 12:28:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 12:28:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 12:28:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-14 12:28:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 12:28:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:09,311 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-10-14 12:28:09,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 12:28:09,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175569810] [2024-10-14 12:28:09,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175569810] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:28:09,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:28:09,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:28:09,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919723905] [2024-10-14 12:28:09,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:28:09,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:28:09,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 12:28:09,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:28:09,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:28:09,361 INFO L87 Difference]: Start difference. First operand has 27 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 12:28:09,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:28:09,394 INFO L93 Difference]: Finished difference Result 51 states and 82 transitions. [2024-10-14 12:28:09,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:28:09,397 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2024-10-14 12:28:09,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:28:09,404 INFO L225 Difference]: With dead ends: 51 [2024-10-14 12:28:09,405 INFO L226 Difference]: Without dead ends: 25 [2024-10-14 12:28:09,408 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:28:09,412 INFO L432 NwaCegarLoop]: 30 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, 30 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 [2024-10-14 12:28:09,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 12:28:09,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2024-10-14 12:28:09,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-14 12:28:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-14 12:28:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2024-10-14 12:28:09,449 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 33 transitions. Word has length 51 [2024-10-14 12:28:09,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:28:09,450 INFO L471 AbstractCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-10-14 12:28:09,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 12:28:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-10-14 12:28:09,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-14 12:28:09,453 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:28:09,453 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:28:09,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 12:28:09,453 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:28:09,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:28:09,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1551569368, now seen corresponding path program 1 times [2024-10-14 12:28:09,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 12:28:09,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019809282] [2024-10-14 12:28:09,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:28:09,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 12:28:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 12:28:09,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 12:28:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 12:28:09,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 12:28:09,625 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 12:28:09,626 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 12:28:09,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 12:28:09,641 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 12:28:09,684 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 12:28:09,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 12:28:09 BoogieIcfgContainer [2024-10-14 12:28:09,690 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 12:28:09,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 12:28:09,691 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 12:28:09,691 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 12:28:09,692 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:28:08" (3/4) ... [2024-10-14 12:28:09,693 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 12:28:09,694 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 12:28:09,695 INFO L158 Benchmark]: Toolchain (without parser) took 1587.33ms. Allocated memory was 197.1MB in the beginning and 312.5MB in the end (delta: 115.3MB). Free memory was 122.3MB in the beginning and 277.4MB in the end (delta: -155.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 12:28:09,695 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 197.1MB. Free memory is still 148.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 12:28:09,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.91ms. Allocated memory is still 197.1MB. Free memory was 122.3MB in the beginning and 110.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-14 12:28:09,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.91ms. Allocated memory is still 197.1MB. Free memory was 110.2MB in the beginning and 108.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 12:28:09,697 INFO L158 Benchmark]: Boogie Preprocessor took 28.45ms. Allocated memory is still 197.1MB. Free memory was 108.6MB in the beginning and 106.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 12:28:09,699 INFO L158 Benchmark]: RCFGBuilder took 414.60ms. Allocated memory is still 197.1MB. Free memory was 106.5MB in the beginning and 161.4MB in the end (delta: -54.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-10-14 12:28:09,699 INFO L158 Benchmark]: TraceAbstraction took 868.84ms. Allocated memory was 197.1MB in the beginning and 312.5MB in the end (delta: 115.3MB). Free memory was 160.3MB in the beginning and 277.4MB in the end (delta: -117.1MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2024-10-14 12:28:09,700 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 312.5MB. Free memory is still 277.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 12:28:09,701 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 197.1MB. Free memory is still 148.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.91ms. Allocated memory is still 197.1MB. Free memory was 122.3MB in the beginning and 110.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.91ms. Allocated memory is still 197.1MB. Free memory was 110.2MB in the beginning and 108.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.45ms. Allocated memory is still 197.1MB. Free memory was 108.6MB in the beginning and 106.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 414.60ms. Allocated memory is still 197.1MB. Free memory was 106.5MB in the beginning and 161.4MB in the end (delta: -54.9MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 868.84ms. Allocated memory was 197.1MB in the beginning and 312.5MB in the end (delta: 115.3MB). Free memory was 160.3MB in the beginning and 277.4MB in the end (delta: -117.1MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 312.5MB. Free memory is still 277.4MB. 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 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 2.2; [L23] signed long int var_1_2 = 32; [L24] signed long int var_1_3 = 5; [L25] signed long int var_1_4 = 5; [L26] double var_1_6 = 63.2; [L27] double var_1_7 = 25.2; [L28] unsigned long int var_1_8 = 128; [L62] isInitial = 1 [L63] FCALL initially() [L64] COND TRUE 1 [L65] FCALL updateLastVariables() [L66] CALL updateVariables() [L41] var_1_2 = __VERIFIER_nondet_long() [L42] CALL assume_abort_if_not(var_1_2 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L42] RET assume_abort_if_not(var_1_2 >= -1) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L43] CALL assume_abort_if_not(var_1_2 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L43] RET assume_abort_if_not(var_1_2 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=5, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L44] var_1_3 = __VERIFIER_nondet_long() [L45] CALL assume_abort_if_not(var_1_3 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L45] RET assume_abort_if_not(var_1_3 >= -1) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L46] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L46] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=5, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L47] var_1_4 = __VERIFIER_nondet_long() [L48] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L48] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L49] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L49] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_6=316/5, var_1_7=126/5, var_1_8=128] [L50] var_1_6 = __VERIFIER_nondet_double() [L51] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_7=126/5, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_7=126/5, var_1_8=128] [L51] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_7=126/5, var_1_8=128] [L52] var_1_7 = __VERIFIER_nondet_double() [L53] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=128] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=128] [L53] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=128] [L66] RET updateVariables() [L67] CALL step() [L32] var_1_8 = var_1_4 [L33] signed long int stepLocal_0 = ((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4; VAL [isInitial=1, stepLocal_0=2147483647, var_1_1=11/5, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=0] [L34] COND TRUE stepLocal_0 >= var_1_8 [L35] var_1_1 = (((((var_1_6 - var_1_7) < 0 ) ? -(var_1_6 - var_1_7) : (var_1_6 - var_1_7))) - 0.8) VAL [isInitial=1, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=0] [L67] RET step() [L68] CALL, EXPR property() [L58-L59] return (((((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4) >= var_1_8) ? (var_1_1 == ((double) (((((var_1_6 - var_1_7) < 0 ) ? -(var_1_6 - var_1_7) : (var_1_6 - var_1_7))) - 0.8))) : (var_1_1 == ((double) var_1_7))) && (var_1_8 == ((unsigned long int) var_1_4)) ; [L68] RET, EXPR property() [L68] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_2=2147483647, var_1_3=-1, var_1_4=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 8, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 30 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 50 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 112/112 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 [2024-10-14 12:28:09,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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_operatoramount_amount10_file-63.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 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 12:28:12,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 12:28:12,714 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 12:28:12,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 12:28:12,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 12:28:12,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 12:28:12,748 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 12:28:12,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 12:28:12,750 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 12:28:12,750 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 12:28:12,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 12:28:12,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 12:28:12,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 12:28:12,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 12:28:12,752 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 12:28:12,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 12:28:12,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 12:28:12,756 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 12:28:12,756 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 12:28:12,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 12:28:12,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 12:28:12,757 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 12:28:12,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 12:28:12,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 12:28:12,757 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 12:28:12,758 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 12:28:12,759 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 12:28:12,759 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 12:28:12,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 12:28:12,759 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 12:28:12,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 12:28:12,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 12:28:12,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 12:28:12,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 12:28:12,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:28:12,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 12:28:12,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 12:28:12,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 12:28:12,775 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 12:28:12,775 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 12:28:12,775 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 12:28:12,776 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 12:28:12,776 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 12:28:12,776 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 12:28:12,776 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 12:28:12,776 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 886b3232bc42df15ec2cb488216aa307e0317bc0a29df06284f7e19764141f20 [2024-10-14 12:28:13,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 12:28:13,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 12:28:13,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 12:28:13,152 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 12:28:13,156 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 12:28:13,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:15,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 12:28:15,366 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 12:28:15,367 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:15,377 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0e36a0fe/8d58f8bf02ed4cdcbf311c51c3276a56/FLAGbcb88b348 [2024-10-14 12:28:15,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0e36a0fe/8d58f8bf02ed4cdcbf311c51c3276a56 [2024-10-14 12:28:15,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 12:28:15,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 12:28:15,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 12:28:15,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 12:28:15,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 12:28:15,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:28:15" (1/1) ... [2024-10-14 12:28:15,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5674834e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:15, skipping insertion in model container [2024-10-14 12:28:15,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:28:15" (1/1) ... [2024-10-14 12:28:15,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 12:28:15,954 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_operatoramount_amount10_file-63.i[915,928] [2024-10-14 12:28:16,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:28:16,048 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 12:28:16,064 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_operatoramount_amount10_file-63.i[915,928] [2024-10-14 12:28:16,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 12:28:16,106 INFO L204 MainTranslator]: Completed translation [2024-10-14 12:28:16,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16 WrapperNode [2024-10-14 12:28:16,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 12:28:16,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 12:28:16,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 12:28:16,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 12:28:16,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,152 INFO L138 Inliner]: procedures = 27, calls = 21, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 69 [2024-10-14 12:28:16,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 12:28:16,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 12:28:16,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 12:28:16,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 12:28:16,167 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,171 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,183 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-14 12:28:16,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,184 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,190 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,193 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 12:28:16,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 12:28:16,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 12:28:16,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 12:28:16,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (1/1) ... [2024-10-14 12:28:16,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 12:28:16,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 12:28:16,239 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) [2024-10-14 12:28:16,252 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 [2024-10-14 12:28:16,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 12:28:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 12:28:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 12:28:16,298 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 12:28:16,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 12:28:16,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 12:28:16,367 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 12:28:16,369 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 12:28:18,920 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-14 12:28:18,920 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 12:28:18,958 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 12:28:18,973 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 12:28:18,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:28:18 BoogieIcfgContainer [2024-10-14 12:28:18,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 12:28:18,976 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 12:28:18,977 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 12:28:18,984 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 12:28:18,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 12:28:15" (1/3) ... [2024-10-14 12:28:18,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fac681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:28:18, skipping insertion in model container [2024-10-14 12:28:18,986 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:28:16" (2/3) ... [2024-10-14 12:28:18,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fac681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 12:28:18, skipping insertion in model container [2024-10-14 12:28:18,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:28:18" (3/3) ... [2024-10-14 12:28:18,988 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-63.i [2024-10-14 12:28:19,005 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 12:28:19,005 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 12:28:19,063 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 12:28:19,070 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;@518fe3db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 12:28:19,071 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 12:28:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-14 12:28:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-14 12:28:19,085 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:28:19,086 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:28:19,086 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:28:19,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:28:19,092 INFO L85 PathProgramCache]: Analyzing trace with hash -448125412, now seen corresponding path program 1 times [2024-10-14 12:28:19,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 12:28:19,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1950236205] [2024-10-14 12:28:19,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:28:19,107 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 [2024-10-14 12:28:19,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 12:28:19,112 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) [2024-10-14 12:28:19,126 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 [2024-10-14 12:28:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:19,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 12:28:19,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:28:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-14 12:28:19,341 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 12:28:19,341 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 12:28:19,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1950236205] [2024-10-14 12:28:19,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1950236205] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 12:28:19,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 12:28:19,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 12:28:19,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425850908] [2024-10-14 12:28:19,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 12:28:19,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 12:28:19,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 12:28:19,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 12:28:19,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:28:19,365 INFO L87 Difference]: Start difference. First operand has 27 states, 16 states have (on average 1.375) internal successors, (22), 17 states have internal predecessors, (22), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 12:28:19,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 12:28:19,890 INFO L93 Difference]: Finished difference Result 51 states and 82 transitions. [2024-10-14 12:28:19,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 12:28:19,912 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2024-10-14 12:28:19,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 12:28:19,920 INFO L225 Difference]: With dead ends: 51 [2024-10-14 12:28:19,920 INFO L226 Difference]: Without dead ends: 25 [2024-10-14 12:28:19,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 12:28:19,932 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 12:28:19,933 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 12:28:19,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2024-10-14 12:28:19,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-14 12:28:19,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-10-14 12:28:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2024-10-14 12:28:19,986 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 33 transitions. Word has length 51 [2024-10-14 12:28:19,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 12:28:19,987 INFO L471 AbstractCegarLoop]: Abstraction has 25 states and 33 transitions. [2024-10-14 12:28:19,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-14 12:28:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-10-14 12:28:19,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-10-14 12:28:19,990 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 12:28:19,990 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 12:28:20,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 12:28:20,191 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 [2024-10-14 12:28:20,193 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 12:28:20,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 12:28:20,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1551569368, now seen corresponding path program 1 times [2024-10-14 12:28:20,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 12:28:20,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408089203] [2024-10-14 12:28:20,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 12:28:20,196 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 [2024-10-14 12:28:20,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 12:28:20,199 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) [2024-10-14 12:28:20,210 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 [2024-10-14 12:28:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 12:28:20,567 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-14 12:28:20,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 12:29:13,469 WARN L286 SmtUtils]: Spent 22.24s on a formula simplification that was a NOOP. DAG size: 48 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-10-14 12:29:32,665 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 12:29:42,194 WARN L286 SmtUtils]: Spent 5.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 12:29:48,570 WARN L286 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)