/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-65.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-24 05:34:29,633 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-24 05:34:29,701 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-24 05:34:29,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-24 05:34:29,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-24 05:34:29,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-24 05:34:29,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-24 05:34:29,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-24 05:34:29,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-24 05:34:29,731 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-24 05:34:29,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-24 05:34:29,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-24 05:34:29,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-24 05:34:29,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-24 05:34:29,734 INFO L153 SettingsManager]: * Use SBE=true [2023-12-24 05:34:29,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-24 05:34:29,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-24 05:34:29,735 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-24 05:34:29,735 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-24 05:34:29,735 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-24 05:34:29,736 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-24 05:34:29,736 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-24 05:34:29,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-24 05:34:29,736 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-24 05:34:29,736 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-24 05:34:29,737 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-24 05:34:29,737 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-24 05:34:29,737 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-24 05:34:29,737 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-24 05:34:29,737 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-24 05:34:29,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-24 05:34:29,738 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-24 05:34:29,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-24 05:34:29,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-24 05:34:29,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 05:34:29,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-24 05:34:29,740 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-24 05:34:29,741 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-24 05:34:29,741 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-24 05:34:29,741 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-24 05:34:29,741 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-24 05:34:29,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-24 05:34:29,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-24 05:34:29,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-24 05:34:29,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-24 05:34:29,961 INFO L274 PluginConnector]: CDTParser initialized [2023-12-24 05:34:29,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-65.i [2023-12-24 05:34:30,965 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-24 05:34:31,171 INFO L384 CDTParser]: Found 1 translation units. [2023-12-24 05:34:31,172 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-65.i [2023-12-24 05:34:31,178 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddb1c0d8f/0e3ab83849cf4126bc7d6a4579536328/FLAGcf7de0def [2023-12-24 05:34:31,187 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddb1c0d8f/0e3ab83849cf4126bc7d6a4579536328 [2023-12-24 05:34:31,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-24 05:34:31,190 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-24 05:34:31,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-24 05:34:31,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-24 05:34:31,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-24 05:34:31,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c469397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31, skipping insertion in model container [2023-12-24 05:34:31,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,220 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-24 05:34:31,313 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-65.i[916,929] [2023-12-24 05:34:31,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 05:34:31,389 INFO L202 MainTranslator]: Completed pre-run [2023-12-24 05:34:31,398 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount100_file-65.i[916,929] [2023-12-24 05:34:31,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-24 05:34:31,458 INFO L206 MainTranslator]: Completed translation [2023-12-24 05:34:31,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31 WrapperNode [2023-12-24 05:34:31,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-24 05:34:31,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-24 05:34:31,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-24 05:34:31,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-24 05:34:31,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,507 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-12-24 05:34:31,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-24 05:34:31,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-24 05:34:31,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-24 05:34:31,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-24 05:34:31,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,522 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,542 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-12-24 05:34:31,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-24 05:34:31,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-24 05:34:31,559 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-24 05:34:31,559 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-24 05:34:31,560 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (1/1) ... [2023-12-24 05:34:31,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-24 05:34:31,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-24 05:34:31,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-24 05:34:31,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-24 05:34:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-24 05:34:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-24 05:34:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-24 05:34:31,641 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-24 05:34:31,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-24 05:34:31,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-24 05:34:31,733 INFO L241 CfgBuilder]: Building ICFG [2023-12-24 05:34:31,734 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-24 05:34:44,647 INFO L282 CfgBuilder]: Performing block encoding [2023-12-24 05:34:44,696 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-24 05:34:44,696 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-24 05:34:44,697 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 05:34:44 BoogieIcfgContainer [2023-12-24 05:34:44,697 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-24 05:34:44,698 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-24 05:34:44,699 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-24 05:34:44,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-24 05:34:44,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.12 05:34:31" (1/3) ... [2023-12-24 05:34:44,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9eb0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 05:34:44, skipping insertion in model container [2023-12-24 05:34:44,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.12 05:34:31" (2/3) ... [2023-12-24 05:34:44,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9eb0ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.12 05:34:44, skipping insertion in model container [2023-12-24 05:34:44,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.12 05:34:44" (3/3) ... [2023-12-24 05:34:44,703 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-65.i [2023-12-24 05:34:44,720 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-24 05:34:44,720 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-24 05:34:44,783 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-24 05:34:44,790 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;@75f2ce08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-24 05:34:44,791 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-24 05:34:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-24 05:34:44,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-24 05:34:44,810 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:34:44,810 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:34:44,811 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:34:44,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:34:44,815 INFO L85 PathProgramCache]: Analyzing trace with hash 493026370, now seen corresponding path program 1 times [2023-12-24 05:34:44,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:34:44,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [982867232] [2023-12-24 05:34:44,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:34:44,828 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:34:44,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:34:44,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-24 05:34:44,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-24 05:34:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:34:45,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-24 05:34:45,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:34:45,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-12-24 05:34:45,375 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 05:34:45,376 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 05:34:45,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [982867232] [2023-12-24 05:34:45,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [982867232] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 05:34:45,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 05:34:45,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-24 05:34:45,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367703541] [2023-12-24 05:34:45,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 05:34:45,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-24 05:34:45,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 05:34:45,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-24 05:34:45,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 05:34:45,401 INFO L87 Difference]: Start difference. First operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-24 05:34:49,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:34:49,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 05:34:49,664 INFO L93 Difference]: Finished difference Result 175 states and 316 transitions. [2023-12-24 05:34:49,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-24 05:34:49,747 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 202 [2023-12-24 05:34:49,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 05:34:49,752 INFO L225 Difference]: With dead ends: 175 [2023-12-24 05:34:49,753 INFO L226 Difference]: Without dead ends: 87 [2023-12-24 05:34:49,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-24 05:34:49,757 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2023-12-24 05:34:49,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2023-12-24 05:34:49,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-12-24 05:34:49,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-12-24 05:34:49,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-24 05:34:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-12-24 05:34:49,792 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 202 [2023-12-24 05:34:49,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 05:34:49,793 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-12-24 05:34:49,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-24 05:34:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-12-24 05:34:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-24 05:34:49,796 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:34:49,796 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:34:49,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-12-24 05:34:50,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:34:50,010 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:34:50,010 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:34:50,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1585079114, now seen corresponding path program 1 times [2023-12-24 05:34:50,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:34:50,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558177088] [2023-12-24 05:34:50,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:34:50,013 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:34:50,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:34:50,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-24 05:34:50,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-24 05:34:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:34:50,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-24 05:34:50,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:34:52,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-24 05:34:52,283 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-24 05:34:52,283 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 05:34:52,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558177088] [2023-12-24 05:34:52,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558177088] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-24 05:34:52,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-24 05:34:52,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-24 05:34:52,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860720661] [2023-12-24 05:34:52,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-24 05:34:52,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-24 05:34:52,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 05:34:52,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-24 05:34:52,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-24 05:34:52,286 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-24 05:34:56,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:00,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:05,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:09,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:13,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:17,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:17,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 05:35:17,440 INFO L93 Difference]: Finished difference Result 289 states and 459 transitions. [2023-12-24 05:35:17,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-24 05:35:17,537 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-12-24 05:35:17,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 05:35:17,540 INFO L225 Difference]: With dead ends: 289 [2023-12-24 05:35:17,540 INFO L226 Difference]: Without dead ends: 203 [2023-12-24 05:35:17,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-24 05:35:17,542 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 115 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 67 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 432 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2023-12-24 05:35:17,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 432 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 19 Invalid, 6 Unknown, 0 Unchecked, 25.1s Time] [2023-12-24 05:35:17,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-12-24 05:35:17,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 172. [2023-12-24 05:35:17,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 105 states have (on average 1.361904761904762) internal successors, (143), 105 states have internal predecessors, (143), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-12-24 05:35:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 271 transitions. [2023-12-24 05:35:17,605 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 271 transitions. Word has length 202 [2023-12-24 05:35:17,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 05:35:17,607 INFO L495 AbstractCegarLoop]: Abstraction has 172 states and 271 transitions. [2023-12-24 05:35:17,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-24 05:35:17,608 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 271 transitions. [2023-12-24 05:35:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-12-24 05:35:17,612 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:35:17,612 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:35:17,632 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 [2023-12-24 05:35:17,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:35:17,813 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:35:17,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:35:17,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1048151664, now seen corresponding path program 1 times [2023-12-24 05:35:17,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:35:17,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [682323771] [2023-12-24 05:35:17,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:35:17,815 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:35:17,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:35:17,816 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-24 05:35:17,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-24 05:35:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:35:18,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-24 05:35:18,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:35:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1120 proven. 102 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-12-24 05:35:20,941 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-24 05:35:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 78 proven. 105 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-12-24 05:35:22,625 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-24 05:35:22,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [682323771] [2023-12-24 05:35:22,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [682323771] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-24 05:35:22,625 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-12-24 05:35:22,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-12-24 05:35:22,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740873780] [2023-12-24 05:35:22,626 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-12-24 05:35:22,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-12-24 05:35:22,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-24 05:35:22,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-12-24 05:35:22,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-12-24 05:35:22,629 INFO L87 Difference]: Start difference. First operand 172 states and 271 transitions. Second operand has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-24 05:35:29,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:33,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:37,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:40,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-24 05:35:42,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-24 05:35:42,739 INFO L93 Difference]: Finished difference Result 369 states and 562 transitions. [2023-12-24 05:35:42,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-24 05:35:42,740 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 203 [2023-12-24 05:35:42,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-24 05:35:42,742 INFO L225 Difference]: With dead ends: 369 [2023-12-24 05:35:42,743 INFO L226 Difference]: Without dead ends: 198 [2023-12-24 05:35:42,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 394 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2023-12-24 05:35:42,745 INFO L413 NwaCegarLoop]: 147 mSDtfsCounter, 376 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 657 mSolverCounterSat, 131 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 657 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2023-12-24 05:35:42,746 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 554 Invalid, 791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 657 Invalid, 3 Unknown, 0 Unchecked, 18.9s Time] [2023-12-24 05:35:42,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-12-24 05:35:42,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 188. [2023-12-24 05:35:42,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 117 states have (on average 1.2991452991452992) internal successors, (152), 117 states have internal predecessors, (152), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-12-24 05:35:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 280 transitions. [2023-12-24 05:35:42,786 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 280 transitions. Word has length 203 [2023-12-24 05:35:42,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-24 05:35:42,786 INFO L495 AbstractCegarLoop]: Abstraction has 188 states and 280 transitions. [2023-12-24 05:35:42,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.923076923076923) internal successors, (64), 13 states have internal predecessors, (64), 3 states have call successors, (51), 3 states have call predecessors, (51), 7 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2023-12-24 05:35:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 280 transitions. [2023-12-24 05:35:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-24 05:35:42,788 INFO L187 NwaCegarLoop]: Found error trace [2023-12-24 05:35:42,789 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-24 05:35:42,822 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 (4)] Forceful destruction successful, exit code 0 [2023-12-24 05:35:43,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:35:43,002 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-24 05:35:43,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-24 05:35:43,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1856667730, now seen corresponding path program 1 times [2023-12-24 05:35:43,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-24 05:35:43,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1350766481] [2023-12-24 05:35:43,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-24 05:35:43,003 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-24 05:35:43,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-24 05:35:43,005 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-24 05:35:43,033 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 (5)] Waiting until timeout for monitored process [2023-12-24 05:35:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-24 05:35:43,517 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-24 05:35:43,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-24 05:36:35,179 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:36:43,459 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:36:51,806 WARN L293 SmtUtils]: Spent 8.35s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:37:00,097 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:37:05,870 WARN L293 SmtUtils]: Spent 5.77s 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) [2023-12-24 05:37:14,241 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-24 05:37:22,454 WARN L293 SmtUtils]: Spent 8.21s 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) [2023-12-24 05:37:30,749 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:37:39,038 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:37:47,456 WARN L293 SmtUtils]: Spent 8.42s 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) [2023-12-24 05:37:58,938 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:38:07,239 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:38:15,595 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:38:23,889 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:38:32,198 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:38:40,496 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:38:48,796 WARN L293 SmtUtils]: Spent 8.30s 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) [2023-12-24 05:38:56,825 WARN L293 SmtUtils]: Spent 8.03s 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) [2023-12-24 05:39:05,133 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:39:13,498 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:39:21,796 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:39:30,083 WARN L293 SmtUtils]: Spent 8.29s 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) [2023-12-24 05:39:38,335 WARN L293 SmtUtils]: Spent 8.25s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:39:46,688 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:39:55,032 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:40:03,327 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:40:11,608 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 05:40:19,942 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:40:28,219 WARN L293 SmtUtils]: Spent 8.28s 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) [2023-12-24 05:40:36,559 WARN L293 SmtUtils]: Spent 8.34s 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) [2023-12-24 05:40:44,839 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:40:53,179 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:41:01,464 WARN L293 SmtUtils]: Spent 8.28s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:41:05,546 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ zero_extend 24) c_~var_1_6~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_5~0)) (.cse12 ((_ extract 7 0) .cse13)) (.cse3 ((_ zero_extend 24) c_~var_1_8~0)) (.cse16 ((_ zero_extend 16) c_~var_1_23~0)) (.cse4 ((_ zero_extend 24) c_~var_1_7~0))) (and (fp.gt c_~var_1_12~0 (fp.neg (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_12~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse0 (bvslt .cse1 .cse2))) (or (and .cse0 (= c_~var_1_37~0 ((_ extract 15 0) .cse1))) (and (= c_~var_1_37~0 ((_ extract 15 0) .cse2)) (not .cse0))))) (not (bvsle .cse1 (bvsdiv (bvadd .cse3 .cse4) c_~var_1_10~0))) (= c_~var_1_9~0 (_ bv8 16)) (bvsle ((_ zero_extend 16) c_~var_1_25~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_17~0) (bvsge .cse4 (_ bv127 32)) (= (_ bv14 32) c_~var_1_20~0) (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0)) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode (/ 51.0 2.0)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_12~0))) (.cse5 (fp.lt .cse7 .cse9))) (or (and .cse5 (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse7) .cse8)) (and (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse9) .cse8) (not .cse5))))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (let ((.cse10 ((_ zero_extend 24) c_~var_1_30~0))) (let ((.cse11 (bvslt .cse10 .cse13))) (or (and (= ((_ extract 7 0) .cse10) c_~var_1_36~0) .cse11) (and (= .cse12 c_~var_1_36~0) (not .cse11))))) (let ((.cse15 (bvadd (bvneg .cse3) .cse4))) (let ((.cse14 (bvslt .cse13 .cse15))) (or (and (not .cse14) (= c_~var_1_5~0 ((_ extract 7 0) .cse15))) (and (= c_~var_1_5~0 .cse12) .cse14)))) (= (_ bv14 32) c_~var_1_1~0) (= (_ bv1 8) c_~last_1_var_1_27~0) (bvsge .cse16 (_ bv49151 32)) (bvsge c_~var_1_10~0 (bvsdiv .cse13 .cse16)) (let ((.cse17 (fp.gt c_~var_1_13~0 c_~var_1_14~0))) (or (and (not .cse17) (= c_~var_1_14~0 c_~var_1_12~0)) (and (= c_~var_1_12~0 c_~var_1_13~0) .cse17))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_16~0 .cse4)))) is different from false [2023-12-24 05:41:09,626 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ zero_extend 24) c_~var_1_6~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_5~0)) (.cse12 ((_ extract 7 0) .cse13)) (.cse3 ((_ zero_extend 24) c_~var_1_8~0)) (.cse16 ((_ zero_extend 16) c_~var_1_23~0)) (.cse4 ((_ zero_extend 24) c_~var_1_7~0))) (and (fp.gt c_~var_1_12~0 (fp.neg (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_12~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse0 (bvslt .cse1 .cse2))) (or (and .cse0 (= c_~var_1_37~0 ((_ extract 15 0) .cse1))) (and (= c_~var_1_37~0 ((_ extract 15 0) .cse2)) (not .cse0))))) (not (bvsle .cse1 (bvsdiv (bvadd .cse3 .cse4) c_~var_1_10~0))) (= c_~var_1_9~0 (_ bv8 16)) (bvsle ((_ zero_extend 16) c_~var_1_25~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_17~0) (bvsge .cse4 (_ bv127 32)) (= (_ bv14 32) c_~var_1_20~0) (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0)) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode (/ 51.0 2.0)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_12~0))) (.cse5 (fp.lt .cse7 .cse9))) (or (and .cse5 (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse7) .cse8)) (and (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse9) .cse8) (not .cse5))))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (let ((.cse10 ((_ zero_extend 24) c_~var_1_30~0))) (let ((.cse11 (bvslt .cse10 .cse13))) (or (and (= ((_ extract 7 0) .cse10) c_~var_1_36~0) .cse11) (and (= .cse12 c_~var_1_36~0) (not .cse11))))) (let ((.cse15 (bvadd (bvneg .cse3) .cse4))) (let ((.cse14 (bvslt .cse13 .cse15))) (or (and (not .cse14) (= c_~var_1_5~0 ((_ extract 7 0) .cse15))) (and (= c_~var_1_5~0 .cse12) .cse14)))) (= (_ bv14 32) c_~var_1_1~0) (= (_ bv1 8) c_~last_1_var_1_27~0) (bvsge .cse16 (_ bv49151 32)) (bvsge c_~var_1_10~0 (bvsdiv .cse13 .cse16)) (let ((.cse17 (fp.gt c_~var_1_13~0 c_~var_1_14~0))) (or (and (not .cse17) (= c_~var_1_14~0 c_~var_1_12~0)) (and (= c_~var_1_12~0 c_~var_1_13~0) .cse17))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_16~0 .cse4)))) is different from true [2023-12-24 05:41:18,029 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:41:26,373 WARN L293 SmtUtils]: Spent 8.34s 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) [2023-12-24 05:41:34,731 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:41:43,030 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:41:51,325 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:41:58,375 WARN L293 SmtUtils]: Spent 7.05s 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) [2023-12-24 05:42:06,670 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:42:14,907 WARN L293 SmtUtils]: Spent 8.24s 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) [2023-12-24 05:42:23,250 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:42:31,545 WARN L293 SmtUtils]: Spent 8.29s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:42:39,992 WARN L293 SmtUtils]: Spent 8.45s 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) [2023-12-24 05:42:48,074 WARN L293 SmtUtils]: Spent 8.08s 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) [2023-12-24 05:42:56,379 WARN L293 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:43:04,244 WARN L293 SmtUtils]: Spent 6.95s 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) [2023-12-24 05:43:12,608 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:43:20,930 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:43:29,351 WARN L293 SmtUtils]: Spent 8.42s 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) [2023-12-24 05:43:37,653 WARN L293 SmtUtils]: Spent 8.30s 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) [2023-12-24 05:43:45,973 WARN L293 SmtUtils]: Spent 8.32s 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) [2023-12-24 05:43:54,289 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:00,471 WARN L293 SmtUtils]: Spent 6.18s 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) [2023-12-24 05:44:08,811 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:17,134 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:25,443 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:33,779 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:42,138 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:44:50,481 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:44:58,810 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:45:07,174 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:45:15,487 WARN L293 SmtUtils]: Spent 8.31s 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) [2023-12-24 05:45:23,807 WARN L293 SmtUtils]: Spent 8.32s 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) [2023-12-24 05:45:32,140 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:45:40,452 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:45:48,845 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-24 05:45:52,938 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ zero_extend 24) c_~var_1_6~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_5~0)) (.cse12 ((_ extract 7 0) .cse13)) (.cse3 ((_ zero_extend 24) c_~var_1_8~0)) (.cse16 ((_ zero_extend 16) c_~var_1_23~0)) (.cse4 ((_ zero_extend 24) c_~var_1_7~0))) (and (fp.gt c_~var_1_12~0 (fp.neg (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_12~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse0 (bvslt .cse1 .cse2))) (or (and .cse0 (= c_~var_1_37~0 ((_ extract 15 0) .cse1))) (and (= c_~var_1_37~0 ((_ extract 15 0) .cse2)) (not .cse0))))) (not (bvsle .cse1 (bvsdiv (bvadd .cse3 .cse4) c_~var_1_10~0))) (= c_~var_1_9~0 (_ bv8 16)) (bvsle ((_ zero_extend 16) c_~var_1_25~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_17~0) (bvsge .cse4 (_ bv127 32)) (= (_ bv14 32) c_~var_1_20~0) (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0)) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode (/ 51.0 2.0)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_12~0))) (.cse5 (fp.lt .cse7 .cse9))) (or (and .cse5 (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse7) .cse8)) (and (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse9) .cse8) (not .cse5))))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (let ((.cse10 ((_ zero_extend 24) c_~var_1_30~0))) (let ((.cse11 (bvslt .cse10 .cse13))) (or (and (= ((_ extract 7 0) .cse10) c_~var_1_36~0) .cse11) (and (= .cse12 c_~var_1_36~0) (not .cse11))))) (let ((.cse15 (bvadd (bvneg .cse3) .cse4))) (let ((.cse14 (bvslt .cse13 .cse15))) (or (and (not .cse14) (= c_~var_1_5~0 ((_ extract 7 0) .cse15))) (and (= c_~var_1_5~0 .cse12) .cse14)))) (= (_ bv14 32) c_~var_1_1~0) (= (_ bv1 8) c_~last_1_var_1_27~0) (bvsge .cse16 (_ bv49151 32)) (bvsge c_~var_1_10~0 (bvsdiv .cse13 .cse16)) (= |c_ULTIMATE.start_step_~stepLocal_5~0#1| c_~var_1_36~0) (let ((.cse17 (fp.gt c_~var_1_13~0 c_~var_1_14~0))) (or (and (not .cse17) (= c_~var_1_14~0 c_~var_1_12~0)) (and (= c_~var_1_12~0 c_~var_1_13~0) .cse17))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_16~0 .cse4)))) is different from false [2023-12-24 05:45:57,034 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse13 ((_ zero_extend 24) c_~var_1_6~0))) (let ((.cse1 ((_ zero_extend 24) c_~var_1_5~0)) (.cse12 ((_ extract 7 0) .cse13)) (.cse3 ((_ zero_extend 24) c_~var_1_8~0)) (.cse16 ((_ zero_extend 16) c_~var_1_23~0)) (.cse4 ((_ zero_extend 24) c_~var_1_7~0))) (and (fp.gt c_~var_1_12~0 (fp.neg (fp.add c_currentRoundingMode c_~var_1_13~0 c_~var_1_12~0))) (let ((.cse2 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse0 (bvslt .cse1 .cse2))) (or (and .cse0 (= c_~var_1_37~0 ((_ extract 15 0) .cse1))) (and (= c_~var_1_37~0 ((_ extract 15 0) .cse2)) (not .cse0))))) (not (bvsle .cse1 (bvsdiv (bvadd .cse3 .cse4) c_~var_1_10~0))) (= c_~var_1_9~0 (_ bv8 16)) (bvsle ((_ zero_extend 16) c_~var_1_25~0) (_ bv32767 32)) (= (_ bv0 8) c_~var_1_17~0) (bvsge .cse4 (_ bv127 32)) (= (_ bv14 32) c_~var_1_20~0) (let ((.cse7 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_12~0)) (.cse9 ((_ to_fp 11 53) c_currentRoundingMode (/ 51.0 2.0)))) (let ((.cse6 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_13~0)) (.cse8 ((_ to_fp 11 53) c_currentRoundingMode (fp.add c_currentRoundingMode c_~var_1_14~0 c_~var_1_12~0))) (.cse5 (fp.lt .cse7 .cse9))) (or (and .cse5 (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse7) .cse8)) (and (fp.geq (fp.mul c_currentRoundingMode .cse6 .cse9) .cse8) (not .cse5))))) (bvsge ((_ zero_extend 24) c_~var_1_18~0) (_ bv1 32)) (let ((.cse10 ((_ zero_extend 24) c_~var_1_30~0))) (let ((.cse11 (bvslt .cse10 .cse13))) (or (and (= ((_ extract 7 0) .cse10) c_~var_1_36~0) .cse11) (and (= .cse12 c_~var_1_36~0) (not .cse11))))) (let ((.cse15 (bvadd (bvneg .cse3) .cse4))) (let ((.cse14 (bvslt .cse13 .cse15))) (or (and (not .cse14) (= c_~var_1_5~0 ((_ extract 7 0) .cse15))) (and (= c_~var_1_5~0 .cse12) .cse14)))) (= (_ bv14 32) c_~var_1_1~0) (= (_ bv1 8) c_~last_1_var_1_27~0) (bvsge .cse16 (_ bv49151 32)) (bvsge c_~var_1_10~0 (bvsdiv .cse13 .cse16)) (= |c_ULTIMATE.start_step_~stepLocal_5~0#1| c_~var_1_36~0) (let ((.cse17 (fp.gt c_~var_1_13~0 c_~var_1_14~0))) (or (and (not .cse17) (= c_~var_1_14~0 c_~var_1_12~0)) (and (= c_~var_1_12~0 c_~var_1_13~0) .cse17))) (bvsle ((_ zero_extend 24) c_~var_1_19~0) (_ bv0 32)) (= c_~var_1_16~0 .cse4)))) is different from true [2023-12-24 05:46:05,477 WARN L293 SmtUtils]: Spent 8.40s 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) [2023-12-24 05:46:13,802 WARN L293 SmtUtils]: Spent 8.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:46:26,483 WARN L293 SmtUtils]: Spent 8.34s 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) [2023-12-24 05:46:34,823 WARN L293 SmtUtils]: Spent 8.34s 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) [2023-12-24 05:46:43,169 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:46:51,089 WARN L293 SmtUtils]: Spent 7.92s 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) [2023-12-24 05:46:59,522 WARN L293 SmtUtils]: Spent 8.43s 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) [2023-12-24 05:47:07,789 WARN L293 SmtUtils]: Spent 8.27s 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) [2023-12-24 05:47:16,135 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:47:24,490 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:47:32,842 WARN L293 SmtUtils]: Spent 8.35s 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) [2023-12-24 05:47:42,833 WARN L293 SmtUtils]: Spent 8.34s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:47:51,220 WARN L293 SmtUtils]: Spent 8.39s 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) [2023-12-24 05:47:59,553 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:48:07,878 WARN L293 SmtUtils]: Spent 8.32s 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) [2023-12-24 05:48:16,193 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:48:24,504 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:48:32,868 WARN L293 SmtUtils]: Spent 8.36s 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) [2023-12-24 05:48:41,176 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:48:49,496 WARN L293 SmtUtils]: Spent 8.32s 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) [2023-12-24 05:48:57,804 WARN L293 SmtUtils]: Spent 8.31s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-12-24 05:49:06,170 WARN L293 SmtUtils]: Spent 8.37s 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) [2023-12-24 05:49:14,529 WARN L293 SmtUtils]: Spent 8.36s 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) Received shutdown request... [2023-12-24 05:49:17,711 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 (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-12-24 05:49:17,751 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 [2023-12-24 05:49:18,726 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 (5)] Forceful destruction successful, exit code 0 [2023-12-24 05:49:18,952 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 [2023-12-24 05:49:18,991 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 [2023-12-24 05:49:18,994 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-24 05:49:18,994 WARN L619 AbstractCegarLoop]: Verification canceled: while NwaCegarLoop was analyzing trace of length 205 with TraceHistMax 32,while TraceCheckSpWp was constructing forward predicates,while executing Executor. [2023-12-24 05:49:18,997 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-12-24 05:49:18,998 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-24 05:49:19,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.12 05:49:18 BoogieIcfgContainer [2023-12-24 05:49:19,000 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-24 05:49:19,003 INFO L158 Benchmark]: Toolchain (without parser) took 887813.52ms. Allocated memory is still 360.7MB. Free memory was 316.2MB in the beginning and 172.5MB in the end (delta: 143.7MB). Peak memory consumption was 144.6MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,004 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 185.6MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-24 05:49:19,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.64ms. Allocated memory is still 360.7MB. Free memory was 316.2MB in the beginning and 299.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,004 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.84ms. Allocated memory is still 360.7MB. Free memory was 299.0MB in the beginning and 296.3MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,004 INFO L158 Benchmark]: Boogie Preprocessor took 51.07ms. Allocated memory is still 360.7MB. Free memory was 295.9MB in the beginning and 291.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,004 INFO L158 Benchmark]: RCFGBuilder took 13137.64ms. Allocated memory is still 360.7MB. Free memory was 291.5MB in the beginning and 258.6MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,005 INFO L158 Benchmark]: TraceAbstraction took 874304.61ms. Allocated memory is still 360.7MB. Free memory was 257.9MB in the beginning and 172.5MB in the end (delta: 85.4MB). Peak memory consumption was 87.0MB. Max. memory is 8.0GB. [2023-12-24 05:49:19,007 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 185.6MB. Free memory is still 137.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 268.64ms. Allocated memory is still 360.7MB. Free memory was 316.2MB in the beginning and 299.0MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.84ms. Allocated memory is still 360.7MB. Free memory was 299.0MB in the beginning and 296.3MB in the end (delta: 2.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 51.07ms. Allocated memory is still 360.7MB. Free memory was 295.9MB in the beginning and 291.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 13137.64ms. Allocated memory is still 360.7MB. Free memory was 291.5MB in the beginning and 258.6MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 8.0GB. * TraceAbstraction took 874304.61ms. Allocated memory is still 360.7MB. Free memory was 257.9MB in the beginning and 172.5MB in the end (delta: 85.4MB). Peak memory consumption was 87.0MB. 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 205 with TraceHistMax 32,while TraceCheckSpWp was constructing forward predicates,while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 874.3s, OverallIterations: 4, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 49.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10 mSolverCounterUnknown, 504 SdHoareTripleChecker+Valid, 48.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 491 mSDsluCounter, 1121 SdHoareTripleChecker+Invalid, 47.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 667 mSDsCounter, 198 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 678 IncrementalHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 198 mSolverCounterUnsat, 454 mSDtfsCounter, 678 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 828 GetRequests, 794 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=188occurred in iteration=3, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 806 ConstructedInterpolants, 0 QuantifiedInterpolants, 2325 SizeOfPredicates, 6 NumberOfNonLiveVariables, 989 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 7729/7936 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