/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_fillercode_fillercodestructure_filler-ps-co_file-82.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 16:52:02,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 16:52:02,328 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-23 16:52:02,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 16:52:02,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 16:52:02,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 16:52:02,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 16:52:02,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 16:52:02,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 16:52:02,368 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 16:52:02,368 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 16:52:02,369 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 16:52:02,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 16:52:02,370 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 16:52:02,370 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 16:52:02,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 16:52:02,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 16:52:02,371 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 16:52:02,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 16:52:02,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 16:52:02,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 16:52:02,372 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 16:52:02,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 16:52:02,373 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 16:52:02,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 16:52:02,374 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 16:52:02,374 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 16:52:02,375 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 16:52:02,376 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 16:52:02,376 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 16:52:02,376 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 16:52:02,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 16:52:02,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 16:52:02,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 16:52:02,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 16:52:02,584 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 16:52:02,585 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-82.i [2023-12-23 16:52:03,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 16:52:03,818 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 16:52:03,819 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-82.i [2023-12-23 16:52:03,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8adacd232/ac9f98128ae843bb98cc7a5de6a61573/FLAG7a8e8cda3 [2023-12-23 16:52:03,837 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8adacd232/ac9f98128ae843bb98cc7a5de6a61573 [2023-12-23 16:52:03,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 16:52:03,840 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 16:52:03,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 16:52:03,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 16:52:03,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 16:52:03,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 04:52:03" (1/1) ... [2023-12-23 16:52:03,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dcceb8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:03, skipping insertion in model container [2023-12-23 16:52:03,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 04:52:03" (1/1) ... [2023-12-23 16:52:03,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 16:52:04,005 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_fillercode_fillercodestructure_filler-ps-co_file-82.i[919,932] [2023-12-23 16:52:04,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 16:52:04,070 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 16:52:04,079 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_fillercode_fillercodestructure_filler-ps-co_file-82.i[919,932] [2023-12-23 16:52:04,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 16:52:04,120 INFO L206 MainTranslator]: Completed translation [2023-12-23 16:52:04,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04 WrapperNode [2023-12-23 16:52:04,120 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 16:52:04,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 16:52:04,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 16:52:04,121 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 16:52:04,126 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,164 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2023-12-23 16:52:04,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 16:52:04,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 16:52:04,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 16:52:04,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 16:52:04,173 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,181 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,192 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]. [2023-12-23 16:52:04,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,206 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 16:52:04,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 16:52:04,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 16:52:04,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 16:52:04,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (1/1) ... [2023-12-23 16:52:04,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 16:52:04,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 16:52:04,252 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) [2023-12-23 16:52:04,289 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 [2023-12-23 16:52:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 16:52:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 16:52:04,308 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 16:52:04,308 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 16:52:04,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 16:52:04,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 16:52:04,370 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 16:52:04,372 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 16:52:32,129 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 16:52:32,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 16:52:32,167 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 16:52:32,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 04:52:32 BoogieIcfgContainer [2023-12-23 16:52:32,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 16:52:32,169 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 16:52:32,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 16:52:32,171 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 16:52:32,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 04:52:03" (1/3) ... [2023-12-23 16:52:32,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f179b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 04:52:32, skipping insertion in model container [2023-12-23 16:52:32,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:52:04" (2/3) ... [2023-12-23 16:52:32,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f179b8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 04:52:32, skipping insertion in model container [2023-12-23 16:52:32,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 04:52:32" (3/3) ... [2023-12-23 16:52:32,173 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-82.i [2023-12-23 16:52:32,184 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 16:52:32,184 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 16:52:32,214 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 16:52:32,219 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;@286e5abd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 16:52:32,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 16:52:32,222 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-23 16:52:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-23 16:52:32,235 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 16:52:32,236 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 16:52:32,236 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 16:52:32,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 16:52:32,240 INFO L85 PathProgramCache]: Analyzing trace with hash -864819746, now seen corresponding path program 1 times [2023-12-23 16:52:32,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 16:52:32,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [596363800] [2023-12-23 16:52:32,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 16:52:32,250 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-23 16:52:32,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 16:52:32,253 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) [2023-12-23 16:52:32,261 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 [2023-12-23 16:52:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 16:52:33,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 16:52:33,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 16:52:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 664 proven. 0 refuted. 0 times theorem prover too weak. 740 trivial. 0 not checked. [2023-12-23 16:52:33,337 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 16:52:33,337 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 16:52:33,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [596363800] [2023-12-23 16:52:33,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [596363800] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 16:52:33,348 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 16:52:33,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 16:52:33,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29801706] [2023-12-23 16:52:33,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 16:52:33,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 16:52:33,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 16:52:33,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 16:52:33,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 16:52:33,382 INFO L87 Difference]: Start difference. First operand has 80 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-23 16:52:37,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 16:52:37,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 16:52:37,631 INFO L93 Difference]: Finished difference Result 157 states and 281 transitions. [2023-12-23 16:52:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 16:52:37,708 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 171 [2023-12-23 16:52:37,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 16:52:37,714 INFO L225 Difference]: With dead ends: 157 [2023-12-23 16:52:37,714 INFO L226 Difference]: Without dead ends: 78 [2023-12-23 16:52:37,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 16:52:37,719 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-23 16:52:37,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-12-23 16:52:37,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-12-23 16:52:37,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-12-23 16:52:37,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-12-23 16:52:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-12-23 16:52:37,805 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 171 [2023-12-23 16:52:37,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 16:52:37,805 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-12-23 16:52:37,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-12-23 16:52:37,805 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-12-23 16:52:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-23 16:52:37,810 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 16:52:37,810 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 16:52:37,840 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 [2023-12-23 16:52:38,015 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 [2023-12-23 16:52:38,016 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 16:52:38,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 16:52:38,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1630445412, now seen corresponding path program 1 times [2023-12-23 16:52:38,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 16:52:38,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221348237] [2023-12-23 16:52:38,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 16:52:38,017 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 [2023-12-23 16:52:38,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 16:52:38,020 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) [2023-12-23 16:52:38,023 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 [2023-12-23 16:52:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 16:52:39,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-23 16:52:39,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 16:52:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-12-23 16:52:40,443 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 16:52:40,443 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 16:52:40,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221348237] [2023-12-23 16:52:40,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221348237] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 16:52:40,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 16:52:40,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 16:52:40,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920791750] [2023-12-23 16:52:40,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 16:52:40,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-23 16:52:40,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 16:52:40,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-23 16:52:40,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-23 16:52:40,446 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-12-23 16:52:44,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 16:52:48,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 16:52:49,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 16:52:49,031 INFO L93 Difference]: Finished difference Result 225 states and 358 transitions. [2023-12-23 16:52:49,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-23 16:52:49,031 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 171 [2023-12-23 16:52:49,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 16:52:49,033 INFO L225 Difference]: With dead ends: 225 [2023-12-23 16:52:49,033 INFO L226 Difference]: Without dead ends: 148 [2023-12-23 16:52:49,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-23 16:52:49,035 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 34 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-12-23 16:52:49,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 228 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2023-12-23 16:52:49,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-12-23 16:52:49,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 138. [2023-12-23 16:52:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 81 states have (on average 1.345679012345679) internal successors, (109), 81 states have internal predecessors, (109), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-12-23 16:52:49,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 217 transitions. [2023-12-23 16:52:49,067 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 217 transitions. Word has length 171 [2023-12-23 16:52:49,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 16:52:49,068 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 217 transitions. [2023-12-23 16:52:49,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-12-23 16:52:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 217 transitions. [2023-12-23 16:52:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-23 16:52:49,070 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 16:52:49,070 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-23 16:52:49,112 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 [2023-12-23 16:52:49,296 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 [2023-12-23 16:52:49,297 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 16:52:49,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 16:52:49,297 INFO L85 PathProgramCache]: Analyzing trace with hash 372652921, now seen corresponding path program 1 times [2023-12-23 16:52:49,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 16:52:49,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [194523558] [2023-12-23 16:52:49,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 16:52:49,298 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 [2023-12-23 16:52:49,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 16:52:49,301 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) [2023-12-23 16:52:49,303 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 [2023-12-23 16:52:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 16:52:51,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-23 16:52:51,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 16:54:05,284 WARN L293 SmtUtils]: Spent 14.96s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-23 16:54:13,557 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:54:25,968 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:54:34,230 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:54:42,485 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:54:50,737 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:54:58,991 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:07,256 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:15,510 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:23,745 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:32,007 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:40,285 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:48,549 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:55:56,884 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:05,138 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:13,402 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:21,665 WARN L293 SmtUtils]: Spent 8.26s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:29,954 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:38,248 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:46,568 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:56:54,839 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:03,135 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:11,419 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:15,500 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_8~0 .cse1) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse2 (bvneg c_~var_1_18~0)) (.cse3 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse3) (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse3)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse1) (fp.leq c_~var_1_8~0 .cse0) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (fp.geq c_~var_1_9~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from false [2023-12-23 16:57:19,566 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_8~0 .cse1) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse2 (bvneg c_~var_1_18~0)) (.cse3 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse3) (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse3)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse1) (fp.leq c_~var_1_8~0 .cse0) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (fp.geq c_~var_1_9~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from true [2023-12-23 16:57:27,855 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:36,140 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:44,415 WARN L293 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:57:52,693 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:00,979 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:09,229 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:17,508 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:25,795 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:34,091 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:42,384 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:50,689 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:58:58,991 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:07,306 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:15,606 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:23,902 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:32,206 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:40,517 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:48,858 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 16:59:57,182 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:05,508 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:13,844 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:22,177 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:30,645 WARN L293 SmtUtils]: Spent 8.47s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:34,728 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_8~0 .cse1) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse2 (bvneg c_~var_1_18~0)) (.cse3 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse3) (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse3)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse1) (fp.leq c_~var_1_8~0 .cse0) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (= (bvadd (_ bv16 32) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (_ bv0 32)) (fp.geq c_~var_1_9~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from false [2023-12-23 17:00:38,790 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.leq c_~var_1_9~0 .cse0) (fp.geq c_~var_1_8~0 .cse1) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse2 (bvneg c_~var_1_18~0)) (.cse3 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse3) (and (= (bvadd (_ bv100 32) .cse2 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse3)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse1) (fp.leq c_~var_1_8~0 .cse0) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (= (bvadd (_ bv16 32) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (_ bv0 32)) (fp.geq c_~var_1_9~0 .cse1) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from true [2023-12-23 17:00:47,135 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:00:55,475 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:03,829 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:12,146 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:20,497 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:28,842 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:37,145 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:45,482 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:01:53,819 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:02,146 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:10,459 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:18,747 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:27,071 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:35,384 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:43,687 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:02:51,989 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:00,281 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:08,581 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:16,875 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:25,182 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:33,475 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:41,774 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:50,087 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:03:58,413 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:02,502 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.leq c_~var_1_9~0 .cse2) (fp.geq c_~var_1_8~0 .cse3) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse3) (fp.leq c_~var_1_8~0 .cse2) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (fp.geq c_~var_1_9~0 .cse3) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from false [2023-12-23 17:04:06,566 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.leq c_~var_1_9~0 .cse2) (fp.geq c_~var_1_8~0 .cse3) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse3) (fp.leq c_~var_1_8~0 .cse2) (let ((.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse4 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse4) (fp.gt .cse4 .cse5))) (fp.leq c_~var_1_8~0 .cse5))) (fp.geq c_~var_1_9~0 .cse3) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from true [2023-12-23 17:04:14,869 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:23,163 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:31,468 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:39,758 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:48,066 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:04:56,359 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:04,652 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:12,942 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:21,249 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:29,566 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:37,890 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:46,212 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:05:54,557 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:02,880 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:11,186 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:19,494 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:27,791 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:36,094 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 17:06:44,409 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Received shutdown request... [2023-12-23 17:06:51,029 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 17:06:51,032 WARN L340 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)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 17:06:52,060 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 (4)] Ended with exit code 0 [2023-12-23 17:06:52,230 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2023-12-23 17:06:52,265 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 17:06:52,266 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 173 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 17:06:52,269 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-23 17:06:52,270 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 17:06:52,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 05:06:52 BoogieIcfgContainer [2023-12-23 17:06:52,272 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 17:06:52,272 INFO L158 Benchmark]: Toolchain (without parser) took 888432.18ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 138.0MB in the beginning and 167.5MB in the end (delta: -29.5MB). Peak memory consumption was 13.2MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,272 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 205.5MB. Free memory was 157.5MB in the beginning and 157.3MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 17:06:52,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.21ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 137.8MB in the beginning and 207.5MB in the end (delta: -69.7MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.01ms. Allocated memory is still 247.5MB. Free memory was 207.5MB in the beginning and 205.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,273 INFO L158 Benchmark]: Boogie Preprocessor took 45.49ms. Allocated memory is still 247.5MB. Free memory was 205.0MB in the beginning and 201.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,273 INFO L158 Benchmark]: RCFGBuilder took 27955.63ms. Allocated memory is still 247.5MB. Free memory was 201.3MB in the beginning and 172.4MB in the end (delta: 28.9MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,273 INFO L158 Benchmark]: TraceAbstraction took 860103.09ms. Allocated memory is still 247.5MB. Free memory was 171.5MB in the beginning and 167.5MB in the end (delta: 4.0MB). Peak memory consumption was 3.9MB. Max. memory is 8.0GB. [2023-12-23 17:06:52,274 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 205.5MB. Free memory was 157.5MB in the beginning and 157.3MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 275.21ms. Allocated memory was 205.5MB in the beginning and 247.5MB in the end (delta: 41.9MB). Free memory was 137.8MB in the beginning and 207.5MB in the end (delta: -69.7MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.01ms. Allocated memory is still 247.5MB. Free memory was 207.5MB in the beginning and 205.0MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 45.49ms. Allocated memory is still 247.5MB. Free memory was 205.0MB in the beginning and 201.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 27955.63ms. Allocated memory is still 247.5MB. Free memory was 201.3MB in the beginning and 172.4MB in the end (delta: 28.9MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 860103.09ms. Allocated memory is still 247.5MB. Free memory was 171.5MB in the beginning and 167.5MB in the end (delta: 4.0MB). Peak memory consumption was 3.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 19]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable (line 19). Cancelled while NwaCegarLoop was analyzing trace of length 173 with TraceHistMax 27,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 860.1s, OverallIterations: 3, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 12.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 348 SdHoareTripleChecker+Invalid, 12.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 237 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 340 GetRequests, 339 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 342 NumberOfCodeBlocks, 342 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 340 ConstructedInterpolants, 0 QuantifiedInterpolants, 648 SizeOfPredicates, 0 NumberOfNonLiveVariables, 570 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2808/2808 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2023-12-23 17:06:52,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137