/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_operatoramount_amount50_file-54.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-24 10:53:39,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-24 10:53:39,482 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-24 10:53:39,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-24 10:53:39,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-24 10:53:39,509 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-24 10:53:39,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-24 10:53:39,510 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-24 10:53:39,510 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-24 10:53:39,513 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-24 10:53:39,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-24 10:53:39,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-24 10:53:39,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-24 10:53:39,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-24 10:53:39,515 INFO L153 SettingsManager]: * Use SBE=true [2023-12-24 10:53:39,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-24 10:53:39,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-24 10:53:39,515 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-24 10:53:39,516 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-24 10:53:39,517 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-24 10:53:39,518 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-24 10:53:39,518 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-24 10:53:39,518 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-24 10:53:39,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-24 10:53:39,518 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-24 10:53:39,519 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-24 10:53:39,519 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-24 10:53:39,519 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-24 10:53:39,519 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-24 10:53:39,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 10:53:39,520 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-24 10:53:39,520 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-24 10:53:39,520 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-24 10:53:39,520 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-24 10:53:39,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-24 10:53:39,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-24 10:53:39,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-24 10:53:39,521 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-24 10:53:39,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-24 10:53:39,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-24 10:53:39,521 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-24 10:53:39,521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-24 10:53:39,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-24 10:53:39,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-24 10:53:39,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-24 10:53:39,709 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-24 10:53:39,710 INFO L274 PluginConnector]: CDTParser initialized [2023-12-24 10:53:39,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount50_file-54.i [2023-12-24 10:53:40,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-24 10:53:40,983 INFO L384 CDTParser]: Found 1 translation units. [2023-12-24 10:53:40,984 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount50_file-54.i [2023-12-24 10:53:40,991 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd83d3b3c/16af7fd3c81242ebace4ee462a035a0e/FLAG4f12cfdb4 [2023-12-24 10:53:41,007 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd83d3b3c/16af7fd3c81242ebace4ee462a035a0e [2023-12-24 10:53:41,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-24 10:53:41,010 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-24 10:53:41,011 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-24 10:53:41,011 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-24 10:53:41,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-24 10:53:41,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ef7e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41, skipping insertion in model container [2023-12-24 10:53:41,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-24 10:53:41,157 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_operatoramount_amount50_file-54.i[915,928] [2023-12-24 10:53:41,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 10:53:41,204 INFO L202 MainTranslator]: Completed pre-run [2023-12-24 10:53:41,213 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_operatoramount_amount50_file-54.i[915,928] [2023-12-24 10:53:41,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 10:53:41,242 INFO L206 MainTranslator]: Completed translation [2023-12-24 10:53:41,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41 WrapperNode [2023-12-24 10:53:41,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-24 10:53:41,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-24 10:53:41,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-24 10:53:41,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-24 10:53:41,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,275 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2023-12-24 10:53:41,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-24 10:53:41,278 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-24 10:53:41,278 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-24 10:53:41,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-24 10:53:41,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,290 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,303 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]. [2023-12-24 10:53:41,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,310 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-24 10:53:41,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-24 10:53:41,319 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-24 10:53:41,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-24 10:53:41,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (1/1) ... [2023-12-24 10:53:41,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 10:53:41,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-24 10:53:41,378 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) [2023-12-24 10:53:41,416 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 [2023-12-24 10:53:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-24 10:53:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-24 10:53:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-24 10:53:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-24 10:53:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-24 10:53:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-24 10:53:41,520 INFO L241 CfgBuilder]: Building ICFG [2023-12-24 10:53:41,521 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-24 10:53:45,309 INFO L282 CfgBuilder]: Performing block encoding [2023-12-24 10:53:45,357 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-24 10:53:45,357 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-24 10:53:45,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 10:53:45 BoogieIcfgContainer [2023-12-24 10:53:45,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-24 10:53:45,359 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-24 10:53:45,359 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-24 10:53:45,361 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-24 10:53:45,361 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.12 10:53:41" (1/3) ... [2023-12-24 10:53:45,361 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591ef95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 10:53:45, skipping insertion in model container [2023-12-24 10:53:45,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 10:53:41" (2/3) ... [2023-12-24 10:53:45,362 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591ef95d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 10:53:45, skipping insertion in model container [2023-12-24 10:53:45,362 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 10:53:45" (3/3) ... [2023-12-24 10:53:45,362 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount50_file-54.i [2023-12-24 10:53:45,378 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-24 10:53:45,378 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-24 10:53:45,433 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-24 10:53:45,438 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;@4de2bf30, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-24 10:53:45,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-24 10:53:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 33 states have (on average 1.393939393939394) internal successors, (46), 34 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-24 10:53:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-24 10:53:45,461 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 10:53:45,462 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 10:53:45,462 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 10:53:45,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 10:53:45,468 INFO L85 PathProgramCache]: Analyzing trace with hash -340094079, now seen corresponding path program 1 times [2023-12-24 10:53:45,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 10:53:45,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1997972593] [2023-12-24 10:53:45,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 10:53:45,481 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 [2023-12-24 10:53:45,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 10:53:45,510 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) [2023-12-24 10:53:45,536 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 [2023-12-24 10:53:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 10:53:45,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-24 10:53:45,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 10:53:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 440 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2023-12-24 10:53:45,881 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 10:53:45,881 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 10:53:45,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1997972593] [2023-12-24 10:53:45,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1997972593] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 10:53:45,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 10:53:45,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-24 10:53:45,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531035671] [2023-12-24 10:53:45,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 10:53:45,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-24 10:53:45,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 10:53:45,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-24 10:53:45,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 10:53:45,908 INFO L87 Difference]: Start difference. First operand has 57 states, 33 states have (on average 1.393939393939394) internal successors, (46), 34 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-24 10:53:50,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 10:53:50,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 10:53:50,038 INFO L93 Difference]: Finished difference Result 111 states and 195 transitions. [2023-12-24 10:53:50,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-24 10:53:50,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2023-12-24 10:53:50,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 10:53:50,078 INFO L225 Difference]: With dead ends: 111 [2023-12-24 10:53:50,078 INFO L226 Difference]: Without dead ends: 55 [2023-12-24 10:53:50,081 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 10:53:50,085 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-12-24 10:53:50,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 79 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2023-12-24 10:53:50,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2023-12-24 10:53:50,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2023-12-24 10:53:50,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 32 states have (on average 1.25) internal successors, (40), 32 states have internal predecessors, (40), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2023-12-24 10:53:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 82 transitions. [2023-12-24 10:53:50,129 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 82 transitions. Word has length 131 [2023-12-24 10:53:50,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 10:53:50,129 INFO L495 AbstractCegarLoop]: Abstraction has 55 states and 82 transitions. [2023-12-24 10:53:50,129 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-12-24 10:53:50,129 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-12-24 10:53:50,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-24 10:53:50,131 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 10:53:50,132 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 10:53:50,141 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 [2023-12-24 10:53:50,341 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 [2023-12-24 10:53:50,341 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 10:53:50,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 10:53:50,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1556673157, now seen corresponding path program 1 times [2023-12-24 10:53:50,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 10:53:50,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1230676353] [2023-12-24 10:53:50,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 10:53:50,343 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 [2023-12-24 10:53:50,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 10:53:50,346 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) [2023-12-24 10:53:50,355 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 [2023-12-24 10:53:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 10:53:50,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-24 10:53:50,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 10:53:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-24 10:53:51,132 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 10:53:51,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 10:53:51,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1230676353] [2023-12-24 10:53:51,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1230676353] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 10:53:51,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 10:53:51,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-24 10:53:51,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258040397] [2023-12-24 10:53:51,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 10:53:51,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-24 10:53:51,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 10:53:51,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-24 10:53:51,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-24 10:53:51,135 INFO L87 Difference]: Start difference. First operand 55 states and 82 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-24 10:53:55,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 10:53:57,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 10:53:57,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 10:53:57,649 INFO L93 Difference]: Finished difference Result 164 states and 245 transitions. [2023-12-24 10:53:57,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-24 10:53:57,688 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 131 [2023-12-24 10:53:57,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 10:53:57,690 INFO L225 Difference]: With dead ends: 164 [2023-12-24 10:53:57,690 INFO L226 Difference]: Without dead ends: 110 [2023-12-24 10:53:57,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-24 10:53:57,691 INFO L413 NwaCegarLoop]: 78 mSDtfsCounter, 52 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2023-12-24 10:53:57,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 232 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2023-12-24 10:53:57,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-12-24 10:53:57,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 95. [2023-12-24 10:53:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 50 states have (on average 1.16) internal successors, (58), 50 states have internal predecessors, (58), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2023-12-24 10:53:57,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 142 transitions. [2023-12-24 10:53:57,707 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 142 transitions. Word has length 131 [2023-12-24 10:53:57,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 10:53:57,708 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 142 transitions. [2023-12-24 10:53:57,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2023-12-24 10:53:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2023-12-24 10:53:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-24 10:53:57,710 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 10:53:57,710 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 10:53:57,732 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 [2023-12-24 10:53:57,919 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 [2023-12-24 10:53:57,920 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 10:53:57,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 10:53:57,920 INFO L85 PathProgramCache]: Analyzing trace with hash -881458951, now seen corresponding path program 1 times [2023-12-24 10:53:57,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 10:53:57,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553138999] [2023-12-24 10:53:57,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 10:53:57,921 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 [2023-12-24 10:53:57,921 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 10:53:57,922 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) [2023-12-24 10:53:57,931 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 [2023-12-24 10:53:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 10:53:58,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-24 10:53:58,367 INFO L285 TraceCheckSpWp]: Computing forward predicates...