/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver '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' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-19.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-03 07:32:00,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-03 07:32:00,273 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-03 07:32:00,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-03 07:32:00,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-03 07:32:00,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-03 07:32:00,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-03 07:32:00,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-03 07:32:00,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-03 07:32:00,314 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-03 07:32:00,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-03 07:32:00,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-03 07:32:00,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-03 07:32:00,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-03 07:32:00,316 INFO L153 SettingsManager]: * Use SBE=true [2024-11-03 07:32:00,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-03 07:32:00,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-03 07:32:00,318 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-03 07:32:00,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-03 07:32:00,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-03 07:32:00,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-03 07:32:00,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-03 07:32:00,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-03 07:32:00,324 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-03 07:32:00,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-03 07:32:00,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-03 07:32:00,324 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-03 07:32:00,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-03 07:32:00,325 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-03 07:32:00,325 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-03 07:32:00,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-03 07:32:00,325 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-03 07:32:00,326 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-03 07:32:00,326 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-03 07:32:00,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 07:32:00,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-03 07:32:00,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-03 07:32:00,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-03 07:32:00,327 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-03 07:32:00,327 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-03 07:32:00,327 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-03 07:32:00,328 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-03 07:32:00,328 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-03 07:32:00,328 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-03 07:32:00,328 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-03 07:32:00,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-03 07:32:00,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-03 07:32:00,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-03 07:32:00,578 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-03 07:32:00,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-03 07:32:00,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-19.i [2024-11-03 07:32:01,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-03 07:32:02,143 INFO L384 CDTParser]: Found 1 translation units. [2024-11-03 07:32:02,143 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-19.i [2024-11-03 07:32:02,153 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0929cc334/bf64db0009534e96b32c3a85b171cb09/FLAG802bec5df [2024-11-03 07:32:02,542 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0929cc334/bf64db0009534e96b32c3a85b171cb09 [2024-11-03 07:32:02,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-03 07:32:02,545 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-03 07:32:02,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-03 07:32:02,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-03 07:32:02,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-03 07:32:02,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320ec237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02, skipping insertion in model container [2024-11-03 07:32:02,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-03 07:32:02,756 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-19.i[917,930] [2024-11-03 07:32:02,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 07:32:02,826 INFO L200 MainTranslator]: Completed pre-run [2024-11-03 07:32:02,838 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-19.i[917,930] [2024-11-03 07:32:02,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 07:32:02,901 INFO L204 MainTranslator]: Completed translation [2024-11-03 07:32:02,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02 WrapperNode [2024-11-03 07:32:02,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-03 07:32:02,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-03 07:32:02,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-03 07:32:02,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-03 07:32:02,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,949 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2024-11-03 07:32:02,949 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-03 07:32:02,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-03 07:32:02,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-03 07:32:02,950 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-03 07:32:02,963 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,969 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,992 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]. [2024-11-03 07:32:02,992 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:02,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,011 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-03 07:32:03,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-03 07:32:03,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-03 07:32:03,026 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-03 07:32:03,027 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (1/1) ... [2024-11-03 07:32:03,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 07:32:03,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-03 07:32:03,056 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) [2024-11-03 07:32:03,059 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 [2024-11-03 07:32:03,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-03 07:32:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-03 07:32:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-03 07:32:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-03 07:32:03,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-03 07:32:03,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-03 07:32:03,151 INFO L238 CfgBuilder]: Building ICFG [2024-11-03 07:32:03,153 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-03 07:32:03,425 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-03 07:32:03,425 INFO L287 CfgBuilder]: Performing block encoding [2024-11-03 07:32:03,439 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-03 07:32:03,439 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-03 07:32:03,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 07:32:03 BoogieIcfgContainer [2024-11-03 07:32:03,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-03 07:32:03,442 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-03 07:32:03,442 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-03 07:32:03,447 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-03 07:32:03,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 07:32:02" (1/3) ... [2024-11-03 07:32:03,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c894e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 07:32:03, skipping insertion in model container [2024-11-03 07:32:03,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 07:32:02" (2/3) ... [2024-11-03 07:32:03,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c894e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 07:32:03, skipping insertion in model container [2024-11-03 07:32:03,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 07:32:03" (3/3) ... [2024-11-03 07:32:03,451 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-19.i [2024-11-03 07:32:03,467 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-03 07:32:03,468 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-03 07:32:03,523 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-03 07:32:03,528 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;@b58800e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-03 07:32:03,529 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-03 07:32:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-03 07:32:03,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-03 07:32:03,540 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 07:32:03,541 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 07:32:03,541 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 07:32:03,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 07:32:03,545 INFO L85 PathProgramCache]: Analyzing trace with hash 721810688, now seen corresponding path program 1 times [2024-11-03 07:32:03,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 07:32:03,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1822588088] [2024-11-03 07:32:03,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 07:32:03,553 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 [2024-11-03 07:32:03,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-03 07:32:03,555 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) [2024-11-03 07:32:03,557 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 [2024-11-03 07:32:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 07:32:03,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-03 07:32:03,752 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 07:32:03,782 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-03 07:32:03,782 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 07:32:03,928 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 18 proven. 14 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-03 07:32:03,928 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 07:32:03,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1822588088] [2024-11-03 07:32:03,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1822588088] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-03 07:32:03,929 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-03 07:32:03,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-03 07:32:03,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007485682] [2024-11-03 07:32:03,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-03 07:32:03,936 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-03 07:32:03,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 07:32:03,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-03 07:32:03,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 07:32:03,959 INFO L87 Difference]: Start difference. First operand has 53 states, 33 states have (on average 1.3636363636363635) internal successors, (45), 34 states have internal predecessors, (45), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-03 07:32:03,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 07:32:03,979 INFO L93 Difference]: Finished difference Result 99 states and 169 transitions. [2024-11-03 07:32:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-03 07:32:03,982 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 108 [2024-11-03 07:32:03,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 07:32:03,988 INFO L225 Difference]: With dead ends: 99 [2024-11-03 07:32:03,988 INFO L226 Difference]: Without dead ends: 49 [2024-11-03 07:32:03,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 07:32:03,997 INFO L432 NwaCegarLoop]: 72 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, 72 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 [2024-11-03 07:32:03,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-03 07:32:04,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2024-11-03 07:32:04,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2024-11-03 07:32:04,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 30 states have internal predecessors, (38), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-03 07:32:04,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 72 transitions. [2024-11-03 07:32:04,033 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 72 transitions. Word has length 108 [2024-11-03 07:32:04,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 07:32:04,034 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 72 transitions. [2024-11-03 07:32:04,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-03 07:32:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2024-11-03 07:32:04,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-03 07:32:04,036 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 07:32:04,036 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 07:32:04,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-03 07:32:04,237 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 [2024-11-03 07:32:04,238 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 07:32:04,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 07:32:04,239 INFO L85 PathProgramCache]: Analyzing trace with hash 976250942, now seen corresponding path program 1 times [2024-11-03 07:32:04,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 07:32:04,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1509749911] [2024-11-03 07:32:04,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 07:32:04,239 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 [2024-11-03 07:32:04,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-03 07:32:04,243 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) [2024-11-03 07:32:04,244 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 [2024-11-03 07:32:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 07:32:04,388 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-03 07:32:04,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 07:32:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 313 proven. 138 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-03 07:32:06,089 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 07:32:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 45 proven. 129 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-03 07:32:10,208 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 07:32:10,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1509749911] [2024-11-03 07:32:10,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1509749911] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-03 07:32:10,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-03 07:32:10,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 18] total 35 [2024-11-03 07:32:10,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976875813] [2024-11-03 07:32:10,210 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-03 07:32:10,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-11-03 07:32:10,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 07:32:10,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-03 07:32:10,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=900, Unknown=0, NotChecked=0, Total=1190 [2024-11-03 07:32:10,214 INFO L87 Difference]: Start difference. First operand 49 states and 72 transitions. Second operand has 35 states, 35 states have (on average 2.3142857142857145) internal successors, (81), 35 states have internal predecessors, (81), 10 states have call successors, (33), 6 states have call predecessors, (33), 15 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) [2024-11-03 07:32:13,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 07:32:13,663 INFO L93 Difference]: Finished difference Result 152 states and 199 transitions. [2024-11-03 07:32:13,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-03 07:32:13,664 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.3142857142857145) internal successors, (81), 35 states have internal predecessors, (81), 10 states have call successors, (33), 6 states have call predecessors, (33), 15 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) Word has length 108 [2024-11-03 07:32:13,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 07:32:13,666 INFO L225 Difference]: With dead ends: 152 [2024-11-03 07:32:13,666 INFO L226 Difference]: Without dead ends: 106 [2024-11-03 07:32:13,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 179 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=634, Invalid=1718, Unknown=0, NotChecked=0, Total=2352 [2024-11-03 07:32:13,669 INFO L432 NwaCegarLoop]: 51 mSDtfsCounter, 194 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-03 07:32:13,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 340 Invalid, 842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-03 07:32:13,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-03 07:32:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 73. [2024-11-03 07:32:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 49 states have (on average 1.183673469387755) internal successors, (58), 49 states have internal predecessors, (58), 17 states have call successors, (17), 6 states have call predecessors, (17), 6 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-03 07:32:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 92 transitions. [2024-11-03 07:32:13,685 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 92 transitions. Word has length 108 [2024-11-03 07:32:13,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 07:32:13,686 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 92 transitions. [2024-11-03 07:32:13,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.3142857142857145) internal successors, (81), 35 states have internal predecessors, (81), 10 states have call successors, (33), 6 states have call predecessors, (33), 15 states have return successors, (34), 9 states have call predecessors, (34), 10 states have call successors, (34) [2024-11-03 07:32:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 92 transitions. [2024-11-03 07:32:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-03 07:32:13,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 07:32:13,688 INFO L215 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 07:32:13,697 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 [2024-11-03 07:32:13,888 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 [2024-11-03 07:32:13,889 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 07:32:13,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 07:32:13,890 INFO L85 PathProgramCache]: Analyzing trace with hash 508183872, now seen corresponding path program 1 times [2024-11-03 07:32:13,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 07:32:13,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13817930] [2024-11-03 07:32:13,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 07:32:13,891 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 [2024-11-03 07:32:13,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-03 07:32:13,892 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) [2024-11-03 07:32:13,893 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 [2024-11-03 07:32:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 07:32:14,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-03 07:32:14,016 INFO L278 TraceCheckSpWp]: Computing forward predicates...