/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_functionizing_file-0.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-22 20:33:00,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-22 20:33:00,329 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-22 20:33:00,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-22 20:33:00,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-22 20:33:00,362 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-22 20:33:00,362 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-22 20:33:00,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-22 20:33:00,363 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-22 20:33:00,367 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-22 20:33:00,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-22 20:33:00,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-22 20:33:00,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-22 20:33:00,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-22 20:33:00,369 INFO L153 SettingsManager]: * Use SBE=true [2023-12-22 20:33:00,369 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-22 20:33:00,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-22 20:33:00,370 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-22 20:33:00,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-22 20:33:00,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-22 20:33:00,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-22 20:33:00,371 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-22 20:33:00,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-22 20:33:00,372 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-22 20:33:00,372 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-22 20:33:00,372 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-22 20:33:00,373 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-22 20:33:00,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-22 20:33:00,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-22 20:33:00,373 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-22 20:33:00,374 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-22 20:33:00,374 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-22 20:33:00,375 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-22 20:33:00,375 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-22 20:33:00,375 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 20:33:00,376 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-22 20:33:00,376 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-22 20:33:00,376 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-22 20:33:00,376 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-22 20:33:00,376 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-22 20:33:00,377 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-22 20:33:00,377 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-22 20:33:00,378 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-22 20:33:00,378 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-22 20:33:00,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-22 20:33:00,378 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-22 20:33:00,378 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-22 20:33:00,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-22 20:33:00,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-22 20:33:00,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-22 20:33:00,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-22 20:33:00,617 INFO L274 PluginConnector]: CDTParser initialized [2023-12-22 20:33:00,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2023-12-22 20:33:01,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-22 20:33:01,908 INFO L384 CDTParser]: Found 1 translation units. [2023-12-22 20:33:01,908 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_functionizing_file-0.i [2023-12-22 20:33:01,915 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb691ea5e/20643b0761ab4ba989c4af58d484e8d5/FLAG1a8e243bc [2023-12-22 20:33:01,926 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb691ea5e/20643b0761ab4ba989c4af58d484e8d5 [2023-12-22 20:33:01,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-22 20:33:01,929 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-22 20:33:01,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-22 20:33:01,931 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-22 20:33:01,936 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-22 20:33:01,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:33:01" (1/1) ... [2023-12-22 20:33:01,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34cfdfc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:01, skipping insertion in model container [2023-12-22 20:33:01,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 08:33:01" (1/1) ... [2023-12-22 20:33:01,966 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-22 20:33:02,080 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2023-12-22 20:33:02,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 20:33:02,142 INFO L202 MainTranslator]: Completed pre-run [2023-12-22 20:33:02,151 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_codestructure_functionizing_file-0.i[919,932] [2023-12-22 20:33:02,175 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-22 20:33:02,189 INFO L206 MainTranslator]: Completed translation [2023-12-22 20:33:02,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02 WrapperNode [2023-12-22 20:33:02,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-22 20:33:02,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-22 20:33:02,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-22 20:33:02,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-22 20:33:02,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,217 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,244 INFO L138 Inliner]: procedures = 34, calls = 40, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 164 [2023-12-22 20:33:02,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-22 20:33:02,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-22 20:33:02,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-22 20:33:02,246 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-22 20:33:02,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,259 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,286 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-22 20:33:02,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,287 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,308 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-22 20:33:02,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-22 20:33:02,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-22 20:33:02,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-22 20:33:02,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (1/1) ... [2023-12-22 20:33:02,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-22 20:33:02,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-22 20:33:02,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-22 20:33:02,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-22 20:33:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-22 20:33:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-22 20:33:02,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-22 20:33:02,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-22 20:33:02,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-22 20:33:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-22 20:33:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure functionized1 [2023-12-22 20:33:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized1 [2023-12-22 20:33:02,394 INFO L130 BoogieDeclarations]: Found specification of procedure functionized0 [2023-12-22 20:33:02,394 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized0 [2023-12-22 20:33:02,489 INFO L241 CfgBuilder]: Building ICFG [2023-12-22 20:33:02,492 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-22 20:33:29,476 INFO L282 CfgBuilder]: Performing block encoding [2023-12-22 20:33:29,519 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-22 20:33:29,519 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-22 20:33:29,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:33:29 BoogieIcfgContainer [2023-12-22 20:33:29,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-22 20:33:29,522 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-22 20:33:29,522 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-22 20:33:29,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-22 20:33:29,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 08:33:01" (1/3) ... [2023-12-22 20:33:29,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e584be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 08:33:29, skipping insertion in model container [2023-12-22 20:33:29,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 08:33:02" (2/3) ... [2023-12-22 20:33:29,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e584be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 08:33:29, skipping insertion in model container [2023-12-22 20:33:29,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 08:33:29" (3/3) ... [2023-12-22 20:33:29,527 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-0.i [2023-12-22 20:33:29,541 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-22 20:33:29,541 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-22 20:33:29,577 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-22 20:33:29,582 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;@69feebb1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-22 20:33:29,582 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-22 20:33:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-22 20:33:29,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-22 20:33:29,606 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 20:33:29,607 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 20:33:29,608 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 20:33:29,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 20:33:29,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1915646159, now seen corresponding path program 1 times [2023-12-22 20:33:29,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 20:33:29,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815806043] [2023-12-22 20:33:29,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 20:33:29,630 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 20:33:29,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 20:33:29,636 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 20:33:29,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-22 20:33:31,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 20:33:31,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-22 20:33:31,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 20:33:31,472 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-12-22 20:33:31,473 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-22 20:33:31,474 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-22 20:33:31,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815806043] [2023-12-22 20:33:31,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815806043] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-22 20:33:31,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-22 20:33:31,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-22 20:33:31,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868334946] [2023-12-22 20:33:31,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-22 20:33:31,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-22 20:33:31,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-22 20:33:31,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-22 20:33:31,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 20:33:31,525 INFO L87 Difference]: Start difference. First operand has 70 states, 43 states have (on average 1.372093023255814) internal successors, (59), 44 states have internal predecessors, (59), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-22 20:33:37,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-22 20:33:37,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-22 20:33:37,390 INFO L93 Difference]: Finished difference Result 137 states and 222 transitions. [2023-12-22 20:33:37,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-22 20:33:37,964 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123 [2023-12-22 20:33:37,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-22 20:33:37,970 INFO L225 Difference]: With dead ends: 137 [2023-12-22 20:33:37,970 INFO L226 Difference]: Without dead ends: 68 [2023-12-22 20:33:37,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-22 20:33:37,976 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-12-22 20:33:37,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2023-12-22 20:33:37,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2023-12-22 20:33:38,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2023-12-22 20:33:38,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 42 states have internal predecessors, (54), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-22 20:33:38,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 98 transitions. [2023-12-22 20:33:38,015 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 98 transitions. Word has length 123 [2023-12-22 20:33:38,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-22 20:33:38,015 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 98 transitions. [2023-12-22 20:33:38,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-22 20:33:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 98 transitions. [2023-12-22 20:33:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-22 20:33:38,018 INFO L187 NwaCegarLoop]: Found error trace [2023-12-22 20:33:38,019 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-22 20:33:38,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-22 20:33:38,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 20:33:38,233 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-22 20:33:38,233 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-22 20:33:38,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1701791819, now seen corresponding path program 1 times [2023-12-22 20:33:38,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-22 20:33:38,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1579670357] [2023-12-22 20:33:38,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-22 20:33:38,235 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-22 20:33:38,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-22 20:33:38,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-22 20:33:38,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-22 20:33:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-22 20:33:40,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-22 20:33:40,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-22 20:34:34,411 WARN L293 SmtUtils]: Spent 6.05s 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) [2023-12-22 20:34:40,265 WARN L293 SmtUtils]: Spent 5.85s 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) [2023-12-22 20:34:56,433 WARN L293 SmtUtils]: Spent 6.61s 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) [2023-12-22 20:35:02,672 WARN L293 SmtUtils]: Spent 6.24s 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) [2023-12-22 20:35:17,487 WARN L293 SmtUtils]: Spent 6.00s 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) [2023-12-22 20:35:25,663 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 20:35:32,148 WARN L293 SmtUtils]: Spent 6.48s 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) [2023-12-22 20:35:43,308 WARN L293 SmtUtils]: Spent 8.15s 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) [2023-12-22 20:35:51,179 WARN L293 SmtUtils]: Spent 7.87s 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) [2023-12-22 20:36:00,181 WARN L293 SmtUtils]: Spent 5.51s 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) [2023-12-22 20:36:11,747 WARN L293 SmtUtils]: Spent 6.64s 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) [2023-12-22 20:36:20,287 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ zero_extend 24) c_~var_1_3~0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 (fp.neg .cse3)) (.cse1 (bvneg .cse6)) (.cse2 ((_ zero_extend 24) c_~var_1_2~0))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (bvsge c_~var_1_4~0 (_ bv3221225473 32)) (= c_~var_1_6~0 ((_ extract 15 0) (bvadd .cse1 (_ bv32 32)))) (= c_~var_1_14~0 c_~var_1_16~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse2))) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (= c_~var_1_1~0 .cse6) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse3) (fp.leq c_~var_1_16~0 .cse7)) (and (fp.leq c_~var_1_16~0 .cse5) (fp.geq c_~var_1_16~0 (fp.neg .cse7))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd .cse1 c_~var_1_4~0 .cse2)) (bvslt .cse2 (bvneg c_~var_1_5~0)) (bvslt .cse6 .cse2) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-22 20:36:37,432 WARN L293 SmtUtils]: Spent 8.16s 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) [2023-12-22 20:36:45,612 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 20:36:53,820 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 20:36:59,926 WARN L293 SmtUtils]: Spent 6.10s 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) [2023-12-22 20:37:07,674 WARN L293 SmtUtils]: Spent 7.75s 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) [2023-12-22 20:37:15,845 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 20:37:24,051 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-22 20:37:34,794 WARN L293 SmtUtils]: Spent 6.57s 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) [2023-12-22 20:37:42,960 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 20:37:51,135 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 20:37:59,307 WARN L293 SmtUtils]: Spent 8.17s 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) [2023-12-22 20:38:06,491 WARN L293 SmtUtils]: Spent 7.18s 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) [2023-12-22 20:38:14,653 WARN L293 SmtUtils]: Spent 8.16s 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) [2023-12-22 20:38:19,707 WARN L293 SmtUtils]: Spent 5.05s 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) [2023-12-22 20:38:27,813 WARN L293 SmtUtils]: Spent 8.11s 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) [2023-12-22 20:38:35,144 WARN L293 SmtUtils]: Spent 7.33s 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) [2023-12-22 20:38:44,546 WARN L293 SmtUtils]: Spent 5.99s 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) [2023-12-22 20:38:52,731 WARN L293 SmtUtils]: Spent 8.18s 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) [2023-12-22 20:39:02,047 WARN L293 SmtUtils]: Spent 5.77s 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) [2023-12-22 20:39:12,317 WARN L293 SmtUtils]: Spent 6.17s 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) [2023-12-22 20:39:16,373 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ zero_extend 24) c_~var_1_3~0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 (fp.neg .cse3)) (.cse1 (bvneg .cse6)) (.cse2 ((_ zero_extend 24) c_~var_1_2~0))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (bvsge c_~var_1_4~0 (_ bv3221225473 32)) (= c_~var_1_6~0 ((_ extract 15 0) (bvadd .cse1 (_ bv32 32)))) (= c_~var_1_14~0 c_~var_1_16~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse2))) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (= c_~var_1_1~0 .cse6) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse3) (fp.leq c_~var_1_16~0 .cse7)) (and (fp.leq c_~var_1_16~0 .cse5) (fp.geq c_~var_1_16~0 (fp.neg .cse7))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd .cse1 c_~var_1_4~0 .cse2)) (bvslt .cse2 (bvneg c_~var_1_5~0)) (bvslt .cse6 .cse2) (let ((.cse8 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse9 (fp.lt c_~var_1_13~0 .cse8))) (or (and (= .cse8 |c_ULTIMATE.start_step_#t~ret22#1|) (not .cse9)) (and .cse9 (= c_~var_1_13~0 |c_ULTIMATE.start_step_#t~ret22#1|))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-22 20:39:20,422 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ zero_extend 24) c_~var_1_3~0)) (.cse3 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse5 (fp.neg .cse3)) (.cse1 (bvneg .cse6)) (.cse2 ((_ zero_extend 24) c_~var_1_2~0))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (bvsge c_~var_1_4~0 (_ bv3221225473 32)) (= c_~var_1_6~0 ((_ extract 15 0) (bvadd .cse1 (_ bv32 32)))) (= c_~var_1_14~0 c_~var_1_16~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse2))) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse4 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse3)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4)))))) (= c_~var_1_1~0 .cse6) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse3) (fp.leq c_~var_1_16~0 .cse7)) (and (fp.leq c_~var_1_16~0 .cse5) (fp.geq c_~var_1_16~0 (fp.neg .cse7))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd .cse1 c_~var_1_4~0 .cse2)) (bvslt .cse2 (bvneg c_~var_1_5~0)) (bvslt .cse6 .cse2) (let ((.cse8 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse9 (fp.lt c_~var_1_13~0 .cse8))) (or (and (= .cse8 |c_ULTIMATE.start_step_#t~ret22#1|) (not .cse9)) (and .cse9 (= c_~var_1_13~0 |c_ULTIMATE.start_step_#t~ret22#1|))))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-22 20:39:45,695 WARN L293 SmtUtils]: Spent 5.04s 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) [2023-12-22 20:39:53,858 WARN L293 SmtUtils]: Spent 8.16s 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) [2023-12-22 20:40:06,660 WARN L293 SmtUtils]: Spent 5.56s 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) [2023-12-22 20:40:16,843 WARN L293 SmtUtils]: Spent 8.09s 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) [2023-12-22 20:40:28,796 WARN L293 SmtUtils]: Spent 8.16s 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) [2023-12-22 20:40:37,308 WARN L293 SmtUtils]: Spent 8.51s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 20:40:45,787 WARN L293 SmtUtils]: Spent 8.48s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-22 20:40:55,214 WARN L293 SmtUtils]: Spent 9.43s 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) [2023-12-22 20:41:04,503 WARN L293 SmtUtils]: Spent 9.29s 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) [2023-12-22 20:41:13,266 WARN L293 SmtUtils]: Spent 8.76s 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) [2023-12-22 20:41:22,032 WARN L293 SmtUtils]: Spent 8.76s 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) [2023-12-22 20:41:30,813 WARN L293 SmtUtils]: Spent 8.78s 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) [2023-12-22 20:41:39,586 WARN L293 SmtUtils]: Spent 8.77s 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) [2023-12-22 20:41:48,374 WARN L293 SmtUtils]: Spent 8.79s 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) [2023-12-22 20:41:57,146 WARN L293 SmtUtils]: Spent 8.77s 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) [2023-12-22 20:42:05,912 WARN L293 SmtUtils]: Spent 8.77s 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) [2023-12-22 20:42:10,137 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse8 (fp.neg .cse6)) (.cse4 (bvneg .cse9)) (.cse5 ((_ zero_extend 24) c_~var_1_2~0))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (bvsge c_~var_1_4~0 (_ bv3221225473 32)) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse3 (fp.lt c_~var_1_13~0 .cse2)) (.cse1 (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))))) (or (and (not (fp.lt .cse1 .cse2)) (not .cse3)) (and .cse3 (not (fp.lt .cse1 c_~var_1_13~0)))))) (= c_~var_1_6~0 ((_ extract 15 0) (bvadd .cse4 (_ bv32 32)))) (= c_~var_1_14~0 c_~var_1_16~0) (= c_~var_1_4~0 c_~var_1_17~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse5))) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7)))))) (= c_~var_1_1~0 .cse9) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse6) (fp.leq c_~var_1_16~0 .cse10)) (and (fp.leq c_~var_1_16~0 .cse8) (fp.geq c_~var_1_16~0 (fp.neg .cse10))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd .cse4 c_~var_1_4~0 .cse5)) (bvslt .cse5 (bvneg c_~var_1_5~0)) (bvslt .cse9 .cse5) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-22 20:42:14,497 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 ((_ zero_extend 24) c_~var_1_3~0)) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse8 (fp.neg .cse6)) (.cse4 (bvneg .cse9)) (.cse5 ((_ zero_extend 24) c_~var_1_2~0))) (and (let ((.cse0 (= c_~var_1_10~0 (_ bv0 8)))) (or (and (not .cse0) (= c_~var_1_8~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_8~0) .cse0))) (bvsge c_~var_1_4~0 (_ bv3221225473 32)) (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_16~0))) (let ((.cse3 (fp.lt c_~var_1_13~0 .cse2)) (.cse1 (fp.div c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_11~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) ((_ to_fp 11 53) c_currentRoundingMode (/ 46.0 5.0))))) (or (and (not (fp.lt .cse1 .cse2)) (not .cse3)) (and .cse3 (not (fp.lt .cse1 c_~var_1_13~0)))))) (= c_~var_1_6~0 ((_ extract 15 0) (bvadd .cse4 (_ bv32 32)))) (= c_~var_1_14~0 c_~var_1_16~0) (= c_~var_1_4~0 c_~var_1_17~0) (bvuge (_ bv4294967288 32) (bvadd c_~var_1_9~0 (bvneg .cse5))) (not (fp.gt (fp.mul c_currentRoundingMode c_~var_1_12~0 c_~var_1_11~0) c_~var_1_13~0)) (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854776000.0))) (or (and (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse6)) (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (fp.leq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (fp.geq c_~var_1_13~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7)))))) (= c_~var_1_1~0 .cse9) (let ((.cse10 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (or (and (fp.geq c_~var_1_16~0 .cse6) (fp.leq c_~var_1_16~0 .cse10)) (and (fp.leq c_~var_1_16~0 .cse8) (fp.geq c_~var_1_16~0 (fp.neg .cse10))))) (bvsle c_~var_1_4~0 (_ bv1073741823 32)) (= c_~var_1_5~0 (bvadd .cse4 c_~var_1_4~0 .cse5)) (bvslt .cse5 (bvneg c_~var_1_5~0)) (bvslt .cse9 .cse5) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true