/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_normal_file-91.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 21:35:29,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 21:35:29,293 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 21:35:29,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 21:35:29,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 21:35:29,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 21:35:29,320 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 21:35:29,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 21:35:29,321 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 21:35:29,323 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 21:35:29,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 21:35:29,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 21:35:29,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 21:35:29,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 21:35:29,325 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 21:35:29,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 21:35:29,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 21:35:29,326 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 21:35:29,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 21:35:29,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 21:35:29,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 21:35:29,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 21:35:29,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 21:35:29,329 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 21:35:29,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 21:35:29,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 21:35:29,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 21:35:29,330 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 21:35:29,331 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 21:35:29,331 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 21:35:29,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 21:35:29,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 21:35:29,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 21:35:29,552 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 21:35:29,553 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 21:35:29,553 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_normal_file-91.i [2023-12-22 21:35:30,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 21:35:30,798 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 21:35:30,799 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_normal_file-91.i [2023-12-22 21:35:30,808 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f46952ca/b7e6cf219f3c4a20bb1fe76c66234705/FLAG005220b17 [2023-12-22 21:35:30,823 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f46952ca/b7e6cf219f3c4a20bb1fe76c66234705 [2023-12-22 21:35:30,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 21:35:30,826 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 21:35:30,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 21:35:30,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 21:35:30,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 21:35:30,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:35:30" (1/1) ... [2023-12-22 21:35:30,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71de79d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:30, skipping insertion in model container [2023-12-22 21:35:30,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 09:35:30" (1/1) ... [2023-12-22 21:35:30,862 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 21:35:30,961 WARN L239 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_codestructure_normal_file-91.i[913,926] [2023-12-22 21:35:31,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 21:35:31,041 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 21:35:31,049 WARN L239 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_codestructure_normal_file-91.i[913,926] [2023-12-22 21:35:31,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 21:35:31,086 INFO L206 MainTranslator]: Completed translation [2023-12-22 21:35:31,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31 WrapperNode [2023-12-22 21:35:31,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 21:35:31,087 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 21:35:31,087 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 21:35:31,087 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 21:35:31,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,125 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2023-12-22 21:35:31,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 21:35:31,126 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 21:35:31,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 21:35:31,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 21:35:31,135 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,138 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,155 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]. [2023-12-22 21:35:31,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,167 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 21:35:31,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 21:35:31,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 21:35:31,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 21:35:31,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (1/1) ... [2023-12-22 21:35:31,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 21:35:31,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 21:35:31,193 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) [2023-12-22 21:35:31,195 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 [2023-12-22 21:35:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 21:35:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 21:35:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-22 21:35:31,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-22 21:35:31,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 21:35:31,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 21:35:31,269 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 21:35:31,271 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 21:35:31,776 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 21:35:31,824 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 21:35:31,825 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 21:35:31,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:35:31 BoogieIcfgContainer [2023-12-22 21:35:31,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 21:35:31,827 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 21:35:31,827 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 21:35:31,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 21:35:31,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 09:35:30" (1/3) ... [2023-12-22 21:35:31,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7799ffbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:35:31, skipping insertion in model container [2023-12-22 21:35:31,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 09:35:31" (2/3) ... [2023-12-22 21:35:31,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7799ffbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 09:35:31, skipping insertion in model container [2023-12-22 21:35:31,831 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 09:35:31" (3/3) ... [2023-12-22 21:35:31,831 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-91.i [2023-12-22 21:35:31,852 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 21:35:31,852 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-22 21:35:31,904 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 21:35:31,909 INFO L357 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, mHoare=true, 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;@75ffeab1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 21:35:31,909 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-22 21:35:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-22 21:35:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-22 21:35:31,924 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 21:35:31,925 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 21:35:31,925 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 21:35:31,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 21:35:31,929 INFO L85 PathProgramCache]: Analyzing trace with hash 888244464, now seen corresponding path program 1 times [2023-12-22 21:35:31,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 21:35:31,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1766828244] [2023-12-22 21:35:31,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 21:35:31,940 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 [2023-12-22 21:35:31,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 21:35:31,942 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) [2023-12-22 21:35:31,944 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 [2023-12-22 21:35:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 21:35:32,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-22 21:35:32,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 21:35:32,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1074 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2023-12-22 21:35:32,270 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 21:35:32,270 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 21:35:32,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1766828244] [2023-12-22 21:35:32,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1766828244] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 21:35:32,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 21:35:32,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 21:35:32,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856829206] [2023-12-22 21:35:32,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 21:35:32,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-22 21:35:32,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 21:35:32,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-22 21:35:32,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 21:35:32,312 INFO L87 Difference]: Start difference. First operand has 75 states, 38 states have (on average 1.394736842105263) internal successors, (53), 39 states have internal predecessors, (53), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-22 21:35:32,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 21:35:32,457 INFO L93 Difference]: Finished difference Result 147 states and 274 transitions. [2023-12-22 21:35:32,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-22 21:35:32,468 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 199 [2023-12-22 21:35:32,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 21:35:32,474 INFO L225 Difference]: With dead ends: 147 [2023-12-22 21:35:32,474 INFO L226 Difference]: Without dead ends: 73 [2023-12-22 21:35:32,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 21:35:32,480 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-22 21:35:32,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 113 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-22 21:35:32,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-12-22 21:35:32,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-12-22 21:35:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 37 states have (on average 1.2972972972972974) internal successors, (48), 37 states have internal predecessors, (48), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-12-22 21:35:32,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 116 transitions. [2023-12-22 21:35:32,516 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 116 transitions. Word has length 199 [2023-12-22 21:35:32,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 21:35:32,517 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 116 transitions. [2023-12-22 21:35:32,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-12-22 21:35:32,517 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2023-12-22 21:35:32,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-22 21:35:32,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 21:35:32,520 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 21:35:32,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-22 21:35:32,729 WARN L477 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 [2023-12-22 21:35:32,729 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 21:35:32,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 21:35:32,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1436714408, now seen corresponding path program 1 times [2023-12-22 21:35:32,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 21:35:32,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528793229] [2023-12-22 21:35:32,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 21:35:32,732 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 [2023-12-22 21:35:32,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 21:35:32,734 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) [2023-12-22 21:35:32,735 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 [2023-12-22 21:35:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 21:35:32,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-22 21:35:32,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 21:35:32,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-12-22 21:35:32,972 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 21:35:32,972 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 21:35:32,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [528793229] [2023-12-22 21:35:32,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [528793229] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 21:35:32,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 21:35:32,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-22 21:35:32,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108997414] [2023-12-22 21:35:32,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 21:35:32,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-22 21:35:32,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 21:35:32,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-22 21:35:32,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 21:35:32,975 INFO L87 Difference]: Start difference. First operand 73 states and 116 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-22 21:35:33,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 21:35:33,164 INFO L93 Difference]: Finished difference Result 181 states and 285 transitions. [2023-12-22 21:35:33,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-22 21:35:33,167 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 199 [2023-12-22 21:35:33,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 21:35:33,169 INFO L225 Difference]: With dead ends: 181 [2023-12-22 21:35:33,169 INFO L226 Difference]: Without dead ends: 109 [2023-12-22 21:35:33,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-22 21:35:33,171 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 51 mSDsluCounter, 104 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-22 21:35:33,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 254 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-22 21:35:33,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-12-22 21:35:33,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 106. [2023-12-22 21:35:33,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 55 states have (on average 1.290909090909091) internal successors, (71), 56 states have internal predecessors, (71), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-12-22 21:35:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 167 transitions. [2023-12-22 21:35:33,186 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 167 transitions. Word has length 199 [2023-12-22 21:35:33,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 21:35:33,187 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 167 transitions. [2023-12-22 21:35:33,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-12-22 21:35:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 167 transitions. [2023-12-22 21:35:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-22 21:35:33,189 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 21:35:33,189 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 21:35:33,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-12-22 21:35:33,400 WARN L477 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 [2023-12-22 21:35:33,401 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 21:35:33,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 21:35:33,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1577843181, now seen corresponding path program 1 times [2023-12-22 21:35:33,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 21:35:33,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2029659600] [2023-12-22 21:35:33,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 21:35:33,402 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 [2023-12-22 21:35:33,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 21:35:33,408 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) [2023-12-22 21:35:33,411 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 [2023-12-22 21:35:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 21:35:33,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-22 21:35:33,651 INFO L285 TraceCheckSpWp]: Computing forward predicates...