/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-24.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-05 22:41:05,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 22:41:05,704 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-05 22:41:05,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 22:41:05,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 22:41:05,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 22:41:05,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 22:41:05,733 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 22:41:05,733 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 22:41:05,734 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 22:41:05,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 22:41:05,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 22:41:05,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 22:41:05,735 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 22:41:05,736 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 22:41:05,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 22:41:05,737 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 22:41:05,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-05 22:41:05,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-05 22:41:05,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 22:41:05,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 22:41:05,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 22:41:05,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 22:41:05,739 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 22:41:05,740 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 22:41:05,740 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 22:41:05,740 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 22:41:05,741 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-05 22:41:05,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 22:41:05,741 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 22:41:05,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 22:41:05,742 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 22:41:05,742 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 22:41:05,742 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 22:41:05,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 22:41:05,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 22:41:05,743 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 22:41:05,744 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 22:41:05,744 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 22:41:05,744 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 22:41:05,745 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 22:41:05,745 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 22:41:05,745 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 22:41:05,745 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 22:41:05,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-05 22:41:05,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 22:41:05,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 22:41:06,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 22:41:06,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 22:41:06,002 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 22:41:06,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-24.i [2024-11-05 22:41:07,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 22:41:07,665 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 22:41:07,666 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-24.i [2024-11-05 22:41:07,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/361cf5c56/71307e10102b4a08af84f0fb12eb0501/FLAG82d4f45cb [2024-11-05 22:41:07,689 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/361cf5c56/71307e10102b4a08af84f0fb12eb0501 [2024-11-05 22:41:07,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 22:41:07,693 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 22:41:07,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 22:41:07,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 22:41:07,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 22:41:07,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:07,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e47c293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07, skipping insertion in model container [2024-11-05 22:41:07,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:07,724 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 22:41:07,883 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-24.i[917,930] [2024-11-05 22:41:07,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 22:41:07,932 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 22:41:07,942 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-24.i[917,930] [2024-11-05 22:41:07,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 22:41:07,977 INFO L204 MainTranslator]: Completed translation [2024-11-05 22:41:07,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07 WrapperNode [2024-11-05 22:41:07,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 22:41:07,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 22:41:07,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 22:41:07,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 22:41:07,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:07,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,019 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 100 [2024-11-05 22:41:08,020 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 22:41:08,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 22:41:08,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 22:41:08,021 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 22:41:08,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,035 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,046 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-05 22:41:08,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,054 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,063 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 22:41:08,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 22:41:08,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 22:41:08,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 22:41:08,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (1/1) ... [2024-11-05 22:41:08,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 22:41:08,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 22:41:08,099 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-05 22:41:08,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-05 22:41:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 22:41:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 22:41:08,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 22:41:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 22:41:08,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 22:41:08,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 22:41:08,189 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 22:41:08,191 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 22:41:20,854 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-05 22:41:20,854 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 22:41:20,864 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 22:41:20,864 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-05 22:41:20,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 10:41:20 BoogieIcfgContainer [2024-11-05 22:41:20,865 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 22:41:20,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 22:41:20,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 22:41:20,868 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 22:41:20,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 10:41:07" (1/3) ... [2024-11-05 22:41:20,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@946623f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 10:41:20, skipping insertion in model container [2024-11-05 22:41:20,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 10:41:07" (2/3) ... [2024-11-05 22:41:20,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@946623f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 10:41:20, skipping insertion in model container [2024-11-05 22:41:20,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 10:41:20" (3/3) ... [2024-11-05 22:41:20,870 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-24.i [2024-11-05 22:41:20,883 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 22:41:20,883 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 22:41:20,929 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 22:41:20,936 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;@3714e62e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 22:41:20,937 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 22:41:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 30 states have internal predecessors, (38), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-05 22:41:20,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-05 22:41:20,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 22:41:20,952 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 22:41:20,953 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 22:41:20,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 22:41:20,959 INFO L85 PathProgramCache]: Analyzing trace with hash -35554996, now seen corresponding path program 1 times [2024-11-05 22:41:20,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-05 22:41:20,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606976222] [2024-11-05 22:41:20,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 22:41:20,975 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 22:41:20,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 22:41:20,978 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 22:41:20,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-05 22:41:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 22:41:21,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-05 22:41:21,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 22:41:21,927 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2024-11-05 22:41:21,927 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-05 22:41:21,928 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-05 22:41:21,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606976222] [2024-11-05 22:41:21,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606976222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-05 22:41:21,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-05 22:41:21,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-05 22:41:21,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821345126] [2024-11-05 22:41:21,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 22:41:21,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-05 22:41:21,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-05 22:41:21,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-05 22:41:21,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 22:41:21,960 INFO L87 Difference]: Start difference. First operand has 47 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 30 states have internal predecessors, (38), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-05 22:41:21,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 22:41:21,984 INFO L93 Difference]: Finished difference Result 87 states and 145 transitions. [2024-11-05 22:41:21,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-05 22:41:21,986 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 96 [2024-11-05 22:41:21,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 22:41:21,993 INFO L225 Difference]: With dead ends: 87 [2024-11-05 22:41:21,993 INFO L226 Difference]: Without dead ends: 43 [2024-11-05 22:41:21,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-05 22:41:22,001 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-05 22:41:22,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-05 22:41:22,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-05 22:41:22,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2024-11-05 22:41:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 26 states have (on average 1.1923076923076923) internal successors, (31), 26 states have internal predecessors, (31), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-05 22:41:22,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2024-11-05 22:41:22,041 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 96 [2024-11-05 22:41:22,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 22:41:22,042 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2024-11-05 22:41:22,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-05 22:41:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2024-11-05 22:41:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-05 22:41:22,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 22:41:22,046 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 22:41:22,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-05 22:41:22,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 22:41:22,247 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 22:41:22,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 22:41:22,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1725162186, now seen corresponding path program 1 times [2024-11-05 22:41:22,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-05 22:41:22,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1557547355] [2024-11-05 22:41:22,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 22:41:22,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 22:41:22,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 22:41:22,257 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 22:41:22,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-05 22:41:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 22:41:23,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-05 22:41:23,186 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 22:41:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 200 proven. 18 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-05 22:41:25,797 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 22:41:28,087 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 30 proven. 12 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-05 22:41:28,087 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-05 22:41:28,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1557547355] [2024-11-05 22:41:28,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1557547355] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-05 22:41:28,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-05 22:41:28,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 12 [2024-11-05 22:41:28,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78221936] [2024-11-05 22:41:28,089 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-05 22:41:28,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-05 22:41:28,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-05 22:41:28,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-05 22:41:28,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2024-11-05 22:41:28,092 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-05 22:41:38,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 22:41:38,775 INFO L93 Difference]: Finished difference Result 190 states and 254 transitions. [2024-11-05 22:41:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-05 22:41:38,777 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 96 [2024-11-05 22:41:38,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 22:41:38,779 INFO L225 Difference]: With dead ends: 190 [2024-11-05 22:41:38,779 INFO L226 Difference]: Without dead ends: 150 [2024-11-05 22:41:38,781 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 183 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=296, Invalid=760, Unknown=0, NotChecked=0, Total=1056 [2024-11-05 22:41:38,782 INFO L432 NwaCegarLoop]: 74 mSDtfsCounter, 174 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 314 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 256 SdHoareTripleChecker+Invalid, 447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-05 22:41:38,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 256 Invalid, 447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 314 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-05 22:41:38,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-05 22:41:38,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 54. [2024-11-05 22:41:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 35 states have (on average 1.1428571428571428) internal successors, (40), 35 states have internal predecessors, (40), 15 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-05 22:41:38,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 70 transitions. [2024-11-05 22:41:38,811 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 70 transitions. Word has length 96 [2024-11-05 22:41:38,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 22:41:38,812 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 70 transitions. [2024-11-05 22:41:38,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 3.5) internal successors, (42), 12 states have internal predecessors, (42), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-11-05 22:41:38,812 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2024-11-05 22:41:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-05 22:41:38,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 22:41:38,815 INFO L215 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 22:41:38,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-05 22:41:39,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 22:41:39,016 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 22:41:39,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 22:41:39,017 INFO L85 PathProgramCache]: Analyzing trace with hash 915815560, now seen corresponding path program 1 times [2024-11-05 22:41:39,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-05 22:41:39,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2000064369] [2024-11-05 22:41:39,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 22:41:39,019 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-05 22:41:39,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-05 22:41:39,023 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-05 22:41:39,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-05 22:41:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 22:41:39,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-05 22:41:39,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 22:41:53,266 WARN L286 SmtUtils]: Spent 8.52s 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) [2024-11-05 22:41:59,318 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-05 22:42:07,754 WARN L286 SmtUtils]: Spent 8.43s 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) [2024-11-05 22:42:15,826 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification. DAG size of input: 11 DAG size of output: 1 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-05 22:42:24,217 WARN L286 SmtUtils]: Spent 8.39s 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) [2024-11-05 22:42:32,598 WARN L286 SmtUtils]: Spent 8.38s 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) [2024-11-05 22:42:41,041 WARN L286 SmtUtils]: Spent 8.44s 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)