/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_fillercodesize_ps-cn-10_file-18.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-23 01:00:05,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-23 01:00:05,158 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 01:00:05,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-23 01:00:05,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-23 01:00:05,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-23 01:00:05,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-23 01:00:05,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-23 01:00:05,187 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-23 01:00:05,190 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-23 01:00:05,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-23 01:00:05,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-23 01:00:05,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-23 01:00:05,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-23 01:00:05,192 INFO L153 SettingsManager]: * Use SBE=true [2023-12-23 01:00:05,192 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-23 01:00:05,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-23 01:00:05,193 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-23 01:00:05,193 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-23 01:00:05,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-23 01:00:05,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-23 01:00:05,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-23 01:00:05,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-23 01:00:05,194 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-23 01:00:05,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-23 01:00:05,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-23 01:00:05,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-23 01:00:05,196 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-23 01:00:05,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-23 01:00:05,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 01:00:05,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-23 01:00:05,197 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-23 01:00:05,198 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-23 01:00:05,198 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-23 01:00:05,198 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-23 01:00:05,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-23 01:00:05,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-23 01:00:05,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-23 01:00:05,418 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-23 01:00:05,419 INFO L274 PluginConnector]: CDTParser initialized [2023-12-23 01:00:05,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-12-23 01:00:06,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-23 01:00:06,705 INFO L384 CDTParser]: Found 1 translation units. [2023-12-23 01:00:06,705 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-12-23 01:00:06,713 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28efd83f/05c29a63ed6341a48f00fb2b99e08ec8/FLAGc63a4fd6b [2023-12-23 01:00:06,725 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a28efd83f/05c29a63ed6341a48f00fb2b99e08ec8 [2023-12-23 01:00:06,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-23 01:00:06,728 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-23 01:00:06,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-23 01:00:06,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-23 01:00:06,732 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-23 01:00:06,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:06,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@550450fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06, skipping insertion in model container [2023-12-23 01:00:06,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:06,765 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-23 01:00:06,882 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_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-12-23 01:00:06,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 01:00:06,938 INFO L202 MainTranslator]: Completed pre-run [2023-12-23 01:00:06,947 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_fillercodesize_ps-cn-10_file-18.i[915,928] [2023-12-23 01:00:06,974 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-23 01:00:06,987 INFO L206 MainTranslator]: Completed translation [2023-12-23 01:00:06,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06 WrapperNode [2023-12-23 01:00:06,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-23 01:00:06,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-23 01:00:06,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-23 01:00:06,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-23 01:00:06,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,024 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2023-12-23 01:00:07,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-23 01:00:07,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-23 01:00:07,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-23 01:00:07,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-23 01:00:07,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,036 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,047 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 01:00:07,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-23 01:00:07,064 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-23 01:00:07,064 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-23 01:00:07,064 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-23 01:00:07,065 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (1/1) ... [2023-12-23 01:00:07,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-23 01:00:07,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-23 01:00:07,101 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 01:00:07,105 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 01:00:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-23 01:00:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-23 01:00:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-23 01:00:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-23 01:00:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-23 01:00:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-23 01:00:07,193 INFO L241 CfgBuilder]: Building ICFG [2023-12-23 01:00:07,194 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-23 01:00:31,299 INFO L282 CfgBuilder]: Performing block encoding [2023-12-23 01:00:31,339 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-23 01:00:31,340 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-23 01:00:31,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:00:31 BoogieIcfgContainer [2023-12-23 01:00:31,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-23 01:00:31,353 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-23 01:00:31,353 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-23 01:00:31,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-23 01:00:31,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 01:00:06" (1/3) ... [2023-12-23 01:00:31,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20be9b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:00:31, skipping insertion in model container [2023-12-23 01:00:31,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 01:00:06" (2/3) ... [2023-12-23 01:00:31,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20be9b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 01:00:31, skipping insertion in model container [2023-12-23 01:00:31,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 01:00:31" (3/3) ... [2023-12-23 01:00:31,358 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-18.i [2023-12-23 01:00:31,370 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-23 01:00:31,370 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-23 01:00:31,405 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-23 01:00:31,410 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;@1afa6500, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-23 01:00:31,410 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-23 01:00:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-23 01:00:31,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-23 01:00:31,425 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 01:00:31,426 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:31,426 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 01:00:31,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 01:00:31,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1418157546, now seen corresponding path program 1 times [2023-12-23 01:00:31,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 01:00:31,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [610497391] [2023-12-23 01:00:31,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 01:00:31,439 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 01:00:31,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 01:00:31,441 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 01:00:31,441 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 01:00:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 01:00:32,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-23 01:00:32,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 01:00:32,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2023-12-23 01:00:32,812 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-23 01:00:32,812 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-23 01:00:32,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [610497391] [2023-12-23 01:00:32,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [610497391] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-23 01:00:32,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-23 01:00:32,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-23 01:00:32,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243315985] [2023-12-23 01:00:32,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-23 01:00:32,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-23 01:00:32,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-23 01:00:32,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-23 01:00:32,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-23 01:00:32,839 INFO L87 Difference]: Start difference. First operand has 67 states, 40 states have (on average 1.425) internal successors, (57), 41 states have internal predecessors, (57), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-23 01:00:37,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-23 01:00:37,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-23 01:00:37,972 INFO L93 Difference]: Finished difference Result 131 states and 232 transitions. [2023-12-23 01:00:38,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-23 01:00:38,331 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 150 [2023-12-23 01:00:38,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-23 01:00:38,336 INFO L225 Difference]: With dead ends: 131 [2023-12-23 01:00:38,336 INFO L226 Difference]: Without dead ends: 65 [2023-12-23 01:00:38,339 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 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 01:00:38,342 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-12-23 01:00:38,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2023-12-23 01:00:38,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-12-23 01:00:38,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-12-23 01:00:38,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.3333333333333333) internal successors, (52), 39 states have internal predecessors, (52), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2023-12-23 01:00:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2023-12-23 01:00:38,391 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 150 [2023-12-23 01:00:38,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-23 01:00:38,391 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2023-12-23 01:00:38,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-12-23 01:00:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-12-23 01:00:38,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-23 01:00:38,401 INFO L187 NwaCegarLoop]: Found error trace [2023-12-23 01:00:38,401 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:00:38,434 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 01:00:38,602 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 01:00:38,603 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-23 01:00:38,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-23 01:00:38,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1558572386, now seen corresponding path program 1 times [2023-12-23 01:00:38,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-23 01:00:38,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [222915760] [2023-12-23 01:00:38,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-23 01:00:38,605 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 01:00:38,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-23 01:00:38,606 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 01:00:38,607 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 01:00:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-23 01:00:40,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-23 01:00:40,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-23 01:01:18,193 WARN L293 SmtUtils]: Spent 6.00s on a formula simplification. DAG size of input: 9 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 01:01:33,283 WARN L293 SmtUtils]: Spent 5.18s 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 01:01:44,349 WARN L293 SmtUtils]: Spent 6.29s 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 01:01:51,064 WARN L293 SmtUtils]: Spent 6.71s on a formula simplification. DAG size of input: 10 DAG size of output: 1 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-23 01:03:12,133 WARN L293 SmtUtils]: Spent 38.11s on a formula simplification. DAG size of input: 70 DAG size of output: 70 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-23 01:03:21,141 WARN L293 SmtUtils]: Spent 8.99s 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) [2023-12-23 01:03:30,112 WARN L293 SmtUtils]: Spent 8.97s 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 01:03:39,101 WARN L293 SmtUtils]: Spent 8.99s 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 01:03:48,100 WARN L293 SmtUtils]: Spent 9.00s 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 01:03:57,079 WARN L293 SmtUtils]: Spent 8.98s 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 01:04:06,056 WARN L293 SmtUtils]: Spent 8.98s 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 01:04:15,039 WARN L293 SmtUtils]: Spent 8.98s 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 01:04:24,033 WARN L293 SmtUtils]: Spent 8.99s 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 01:04:33,020 WARN L293 SmtUtils]: Spent 8.99s 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 01:04:42,031 WARN L293 SmtUtils]: Spent 9.01s 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 01:04:51,043 WARN L293 SmtUtils]: Spent 9.01s 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 01:05:00,053 WARN L293 SmtUtils]: Spent 9.01s 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 01:05:09,067 WARN L293 SmtUtils]: Spent 9.01s 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 01:05:17,654 WARN L293 SmtUtils]: Spent 8.59s 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 01:05:26,656 WARN L293 SmtUtils]: Spent 9.00s 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 01:05:35,661 WARN L293 SmtUtils]: Spent 9.00s 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 01:05:44,684 WARN L293 SmtUtils]: Spent 9.02s 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 01:05:53,715 WARN L293 SmtUtils]: Spent 9.03s 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 01:06:02,717 WARN L293 SmtUtils]: Spent 9.00s 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 01:06:11,745 WARN L293 SmtUtils]: Spent 9.03s 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 01:06:20,731 WARN L293 SmtUtils]: Spent 8.99s 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 01:06:29,836 WARN L293 SmtUtils]: Spent 9.10s 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) [2023-12-23 01:06:38,878 WARN L293 SmtUtils]: Spent 9.04s 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 01:06:43,162 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-23 01:06:47,457 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-23 01:06:56,578 WARN L293 SmtUtils]: Spent 9.10s 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) [2023-12-23 01:07:05,669 WARN L293 SmtUtils]: Spent 9.09s 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 01:07:14,734 WARN L293 SmtUtils]: Spent 9.06s 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 01:07:23,828 WARN L293 SmtUtils]: Spent 9.09s 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 01:07:32,957 WARN L293 SmtUtils]: Spent 9.13s 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 01:07:42,068 WARN L293 SmtUtils]: Spent 9.11s 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 01:07:51,200 WARN L293 SmtUtils]: Spent 9.13s 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 01:08:00,324 WARN L293 SmtUtils]: Spent 9.12s 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 01:08:09,408 WARN L293 SmtUtils]: Spent 9.08s 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 01:08:18,461 WARN L293 SmtUtils]: Spent 9.05s 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 01:08:27,583 WARN L293 SmtUtils]: Spent 9.12s 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 01:08:36,655 WARN L293 SmtUtils]: Spent 9.07s 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 01:08:45,737 WARN L293 SmtUtils]: Spent 9.08s 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 01:08:54,822 WARN L293 SmtUtils]: Spent 9.08s 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 01:09:03,667 WARN L293 SmtUtils]: Spent 8.84s 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 01:09:12,744 WARN L293 SmtUtils]: Spent 9.08s 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 01:09:21,852 WARN L293 SmtUtils]: Spent 9.11s 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 01:09:30,978 WARN L293 SmtUtils]: Spent 9.12s 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 01:09:40,085 WARN L293 SmtUtils]: Spent 9.11s 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 01:09:49,222 WARN L293 SmtUtils]: Spent 9.14s 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 01:09:58,374 WARN L293 SmtUtils]: Spent 9.15s 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 01:10:07,525 WARN L293 SmtUtils]: Spent 9.15s 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) [2023-12-23 01:10:16,628 WARN L293 SmtUtils]: Spent 9.10s 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) [2023-12-23 01:10:25,794 WARN L293 SmtUtils]: Spent 9.16s 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) [2023-12-23 01:10:30,111 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_1~0 c_~var_1_8~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-23 01:10:34,412 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_1~0 c_~var_1_8~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-23 01:10:43,623 WARN L293 SmtUtils]: Spent 9.16s 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) [2023-12-23 01:10:52,771 WARN L293 SmtUtils]: Spent 9.15s 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 01:11:01,891 WARN L293 SmtUtils]: Spent 9.12s 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 01:11:11,037 WARN L293 SmtUtils]: Spent 9.15s 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 01:11:20,156 WARN L293 SmtUtils]: Spent 9.12s 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 01:11:29,249 WARN L293 SmtUtils]: Spent 9.09s 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 01:11:38,318 WARN L293 SmtUtils]: Spent 9.07s 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 01:11:47,389 WARN L293 SmtUtils]: Spent 9.07s 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 01:11:56,493 WARN L293 SmtUtils]: Spent 9.10s 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 01:12:05,583 WARN L293 SmtUtils]: Spent 9.09s 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 01:12:14,774 WARN L293 SmtUtils]: Spent 9.19s 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 01:12:23,918 WARN L293 SmtUtils]: Spent 9.14s 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 01:12:33,038 WARN L293 SmtUtils]: Spent 9.12s 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 01:12:42,159 WARN L293 SmtUtils]: Spent 9.12s 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 01:12:51,290 WARN L293 SmtUtils]: Spent 9.13s 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 01:12:59,931 WARN L293 SmtUtils]: Spent 8.64s 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 01:13:09,007 WARN L293 SmtUtils]: Spent 9.08s 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 01:13:18,071 WARN L293 SmtUtils]: Spent 9.06s 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 01:13:27,137 WARN L293 SmtUtils]: Spent 9.07s 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 01:13:36,224 WARN L293 SmtUtils]: Spent 9.09s 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 01:13:45,273 WARN L293 SmtUtils]: Spent 9.05s 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) [2023-12-23 01:13:54,313 WARN L293 SmtUtils]: Spent 9.04s 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 01:14:03,356 WARN L293 SmtUtils]: Spent 9.04s 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 01:14:12,385 WARN L293 SmtUtils]: Spent 9.03s 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 01:14:21,427 WARN L293 SmtUtils]: Spent 9.04s 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 01:14:25,709 WARN L854 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= |c_ULTIMATE.start_step_~stepLocal_1~0#1| c_~var_1_1~0) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_1~0 c_~var_1_8~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2023-12-23 01:14:29,978 WARN L876 $PredicateComparison]: unable to prove that (and (= c_~var_1_10~0 c_~var_1_11~0) (= (bvadd (_ bv8 32) c_~last_1_var_1_16~0) (_ bv0 32)) (= c_~var_1_16~0 ((_ sign_extend 24) c_~var_1_8~0)) (= |c_ULTIMATE.start_step_~stepLocal_1~0#1| c_~var_1_1~0) (= (bvadd (_ bv1 8) c_~last_1_var_1_1~0) (_ bv0 8)) (not (bvslt ((_ sign_extend 24) c_~var_1_9~0) (_ bv4294967288 32))) (let ((.cse1 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse0 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (or (and (fp.leq c_~var_1_14~0 .cse0) (fp.geq c_~var_1_14~0 .cse1)) (and (fp.leq c_~var_1_14~0 (fp.neg .cse1)) (fp.geq c_~var_1_14~0 (fp.neg .cse0))))) (= c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_1~0 c_~var_1_8~0) (not (= c_~var_1_7~0 (_ bv0 8))) (let ((.cse5 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_14~0)) (.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0))) (let ((.cse6 (= .cse7 c_~var_1_19~0)) (.cse8 (fp.gt .cse7 .cse5))) (or (and (let ((.cse4 (fp.add c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 1.0 20.0)) ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_15~0)))) (let ((.cse2 (fp.gt .cse7 .cse4))) (or (and (not .cse2) (let ((.cse3 (fp.lt .cse4 .cse5))) (or (and .cse3 (= .cse4 c_~var_1_19~0)) (and (not .cse3) (= .cse5 c_~var_1_19~0))))) (and .cse6 .cse2)))) (not .cse8)) (and .cse6 .cse8)))) (not (fp.leq ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) (fp.div c_currentRoundingMode c_~var_1_19~0 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_3~0)))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2023-12-23 01:14:39,051 WARN L293 SmtUtils]: Spent 9.04s 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 01:14:48,106 WARN L293 SmtUtils]: Spent 9.05s 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) Received shutdown request... [2023-12-23 01:14:52,674 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 01:14:52,674 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 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-23 01:14:53,702 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 01:14:53,874 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 01:14:53,975 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-23 01:14:53,975 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 151 with TraceHistMax 24,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-23 01:14:53,977 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 [2023-12-23 01:14:53,979 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-23 01:14:53,981 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-23 01:14:53,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 01:14:53 BoogieIcfgContainer [2023-12-23 01:14:53,983 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-23 01:14:53,983 INFO L158 Benchmark]: Toolchain (without parser) took 887255.67ms. Allocated memory is still 289.4MB. Free memory was 237.1MB in the beginning and 132.4MB in the end (delta: 104.7MB). Peak memory consumption was 105.2MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,983 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 200.3MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-23 01:14:53,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.38ms. Allocated memory is still 289.4MB. Free memory was 236.6MB in the beginning and 221.3MB in the end (delta: 15.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.82ms. Allocated memory is still 289.4MB. Free memory was 221.3MB in the beginning and 218.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,984 INFO L158 Benchmark]: Boogie Preprocessor took 39.00ms. Allocated memory is still 289.4MB. Free memory was 218.9MB in the beginning and 215.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,984 INFO L158 Benchmark]: RCFGBuilder took 24276.07ms. Allocated memory is still 289.4MB. Free memory was 215.2MB in the beginning and 191.6MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,984 INFO L158 Benchmark]: TraceAbstraction took 862629.66ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 132.4MB in the end (delta: 122.0MB). Peak memory consumption was 122.0MB. Max. memory is 8.0GB. [2023-12-23 01:14:53,985 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 200.3MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 259.38ms. Allocated memory is still 289.4MB. Free memory was 236.6MB in the beginning and 221.3MB in the end (delta: 15.3MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.82ms. Allocated memory is still 289.4MB. Free memory was 221.3MB in the beginning and 218.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.00ms. Allocated memory is still 289.4MB. Free memory was 218.9MB in the beginning and 215.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 24276.07ms. Allocated memory is still 289.4MB. Free memory was 215.2MB in the beginning and 191.6MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 862629.66ms. Allocated memory is still 289.4MB. Free memory was 254.4MB in the beginning and 132.4MB in the end (delta: 122.0MB). Peak memory consumption was 122.0MB. 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 151 with TraceHistMax 24,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 862.6s, OverallIterations: 2, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 97 SdHoareTripleChecker+Invalid, 5.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 97 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=67occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 259 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1104/1104 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