/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc5 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/float-benchs/filter2_alt.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-03 05:52:07,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-03 05:52:07,483 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-03 05:52:07,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-03 05:52:07,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-03 05:52:07,510 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-03 05:52:07,510 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-03 05:52:07,510 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-03 05:52:07,511 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-03 05:52:07,512 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-03 05:52:07,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-03 05:52:07,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-03 05:52:07,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-03 05:52:07,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-03 05:52:07,513 INFO L153 SettingsManager]: * Use SBE=true [2024-11-03 05:52:07,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-03 05:52:07,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-03 05:52:07,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-03 05:52:07,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-03 05:52:07,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-03 05:52:07,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-03 05:52:07,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-03 05:52:07,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-03 05:52:07,517 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-03 05:52:07,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-03 05:52:07,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 05:52:07,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-03 05:52:07,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-03 05:52:07,520 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-03 05:52:07,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-03 05:52:07,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-03 05:52:07,521 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-03 05:52:07,521 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-03 05:52:07,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-03 05:52:07,521 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:07,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-03 05:52:07,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-03 05:52:07,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-03 05:52:07,699 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-03 05:52:07,700 INFO L274 PluginConnector]: CDTParser initialized [2024-11-03 05:52:07,700 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter2_alt.c [2024-11-03 05:52:08,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-03 05:52:09,070 INFO L384 CDTParser]: Found 1 translation units. [2024-11-03 05:52:09,070 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_alt.c [2024-11-03 05:52:09,075 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b5c3221/22de439a7bd84dbd8065503b7bf4e4e3/FLAGeed313a4e [2024-11-03 05:52:09,492 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43b5c3221/22de439a7bd84dbd8065503b7bf4e4e3 [2024-11-03 05:52:09,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-03 05:52:09,495 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-03 05:52:09,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-03 05:52:09,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-03 05:52:09,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-03 05:52:09,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a20236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09, skipping insertion in model container [2024-11-03 05:52:09,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,521 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-03 05:52:09,623 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_alt.c[631,644] [2024-11-03 05:52:09,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 05:52:09,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-03 05:52:09,652 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter2_alt.c[631,644] [2024-11-03 05:52:09,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-03 05:52:09,670 INFO L204 MainTranslator]: Completed translation [2024-11-03 05:52:09,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09 WrapperNode [2024-11-03 05:52:09,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-03 05:52:09,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-03 05:52:09,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-03 05:52:09,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-03 05:52:09,676 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,697 INFO L138 Inliner]: procedures = 20, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2024-11-03 05:52:09,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-03 05:52:09,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-03 05:52:09,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-03 05:52:09,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-03 05:52:09,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,707 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,716 INFO L175 MemorySlicer]: Split 18 memory accesses to 3 slices as follows [2, 8, 8]. 44 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 2, 2]. The 6 writes are split as follows [0, 3, 3]. [2024-11-03 05:52:09,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,722 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-03 05:52:09,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-03 05:52:09,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-03 05:52:09,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-03 05:52:09,738 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (1/1) ... [2024-11-03 05:52:09,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-03 05:52:09,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-03 05:52:09,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-03 05:52:09,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-03 05:52:09,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure RANDOM_INPUT [2024-11-03 05:52:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure RANDOM_INPUT [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-03 05:52:09,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-03 05:52:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-03 05:52:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-03 05:52:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-03 05:52:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-03 05:52:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-03 05:52:09,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-03 05:52:09,868 INFO L238 CfgBuilder]: Building ICFG [2024-11-03 05:52:09,869 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-03 05:52:14,039 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-03 05:52:14,039 INFO L287 CfgBuilder]: Performing block encoding [2024-11-03 05:52:14,052 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-03 05:52:14,052 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-03 05:52:14,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:52:14 BoogieIcfgContainer [2024-11-03 05:52:14,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-03 05:52:14,055 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-03 05:52:14,055 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-03 05:52:14,058 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-03 05:52:14,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 05:52:09" (1/3) ... [2024-11-03 05:52:14,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1147c20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:52:14, skipping insertion in model container [2024-11-03 05:52:14,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 05:52:09" (2/3) ... [2024-11-03 05:52:14,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1147c20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 05:52:14, skipping insertion in model container [2024-11-03 05:52:14,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 05:52:14" (3/3) ... [2024-11-03 05:52:14,062 INFO L112 eAbstractionObserver]: Analyzing ICFG filter2_alt.c [2024-11-03 05:52:14,080 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-03 05:52:14,080 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-03 05:52:14,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-03 05:52:14,138 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@69d20a75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-03 05:52:14,139 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-03 05:52:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-03 05:52:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-03 05:52:14,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 05:52:14,149 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 05:52:14,150 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 05:52:14,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 05:52:14,155 INFO L85 PathProgramCache]: Analyzing trace with hash -254494899, now seen corresponding path program 1 times [2024-11-03 05:52:14,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 05:52:14,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [377419558] [2024-11-03 05:52:14,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 05:52:14,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:14,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-03 05:52:14,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-03 05:52:14,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-03 05:52:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 05:52:14,255 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-03 05:52:14,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 05:52:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-03 05:52:14,273 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 05:52:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-03 05:52:14,309 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 05:52:14,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [377419558] [2024-11-03 05:52:14,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [377419558] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-03 05:52:14,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-03 05:52:14,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-03 05:52:14,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427886263] [2024-11-03 05:52:14,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-03 05:52:14,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-03 05:52:14,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 05:52:14,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-03 05:52:14,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 05:52:14,334 INFO L87 Difference]: Start difference. First operand has 23 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 19 states have internal predecessors, (24), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-03 05:52:14,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 05:52:14,345 INFO L93 Difference]: Finished difference Result 39 states and 51 transitions. [2024-11-03 05:52:14,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-03 05:52:14,347 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2024-11-03 05:52:14,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 05:52:14,351 INFO L225 Difference]: With dead ends: 39 [2024-11-03 05:52:14,351 INFO L226 Difference]: Without dead ends: 19 [2024-11-03 05:52:14,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-03 05:52:14,357 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-03 05:52:14,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-03 05:52:14,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-03 05:52:14,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-03 05:52:14,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-03 05:52:14,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2024-11-03 05:52:14,379 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 21 transitions. Word has length 20 [2024-11-03 05:52:14,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 05:52:14,379 INFO L471 AbstractCegarLoop]: Abstraction has 19 states and 21 transitions. [2024-11-03 05:52:14,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 states have internal predecessors, (14), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-03 05:52:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-03 05:52:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-03 05:52:14,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 05:52:14,381 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 05:52:14,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-03 05:52:14,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:14,583 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 05:52:14,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 05:52:14,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2084909879, now seen corresponding path program 1 times [2024-11-03 05:52:14,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 05:52:14,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [201157869] [2024-11-03 05:52:14,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 05:52:14,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:14,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-03 05:52:14,587 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-03 05:52:14,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-03 05:52:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 05:52:14,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-03 05:52:14,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 05:52:15,118 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-03 05:52:15,118 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-03 05:52:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-03 05:52:15,653 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-03 05:52:15,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [201157869] [2024-11-03 05:52:15,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [201157869] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-03 05:52:15,654 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-03 05:52:15,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2024-11-03 05:52:15,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240819496] [2024-11-03 05:52:15,654 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-03 05:52:15,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-03 05:52:15,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-03 05:52:15,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-03 05:52:15,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-03 05:52:15,656 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-03 05:52:19,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-03 05:52:23,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-03 05:52:27,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-03 05:52:27,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-03 05:52:27,914 INFO L93 Difference]: Finished difference Result 47 states and 51 transitions. [2024-11-03 05:52:27,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-03 05:52:27,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 20 [2024-11-03 05:52:27,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-03 05:52:27,954 INFO L225 Difference]: With dead ends: 47 [2024-11-03 05:52:27,955 INFO L226 Difference]: Without dead ends: 32 [2024-11-03 05:52:27,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-03 05:52:27,956 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 22 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-03 05:52:27,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 33 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2024-11-03 05:52:27,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2024-11-03 05:52:27,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 28. [2024-11-03 05:52:27,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 22 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-03 05:52:27,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2024-11-03 05:52:27,964 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2024-11-03 05:52:27,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-03 05:52:27,965 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2024-11-03 05:52:27,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 4 states have call successors, (4), 3 states have call predecessors, (4), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-03 05:52:27,965 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2024-11-03 05:52:27,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-03 05:52:27,965 INFO L207 NwaCegarLoop]: Found error trace [2024-11-03 05:52:27,966 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-03 05:52:27,969 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-03 05:52:28,166 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:28,166 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-03 05:52:28,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-03 05:52:28,167 INFO L85 PathProgramCache]: Analyzing trace with hash 371954385, now seen corresponding path program 1 times [2024-11-03 05:52:28,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-03 05:52:28,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [512377953] [2024-11-03 05:52:28,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-03 05:52:28,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-03 05:52:28,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-03 05:52:28,169 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-03 05:52:28,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-03 05:52:30,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-03 05:52:30,851 WARN L253 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-11-03 05:52:30,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-03 05:52:32,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-03 05:52:32,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-03 05:52:33,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 55 [2024-11-03 05:52:33,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 55 [2024-11-03 05:52:36,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 638 treesize of output 470 [2024-11-03 05:52:36,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 429 treesize of output 309 [2024-11-03 05:52:44,731 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:52:52,793 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:00,914 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:08,981 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:17,106 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:25,225 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:33,419 WARN L286 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:41,542 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 45 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:49,679 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-03 05:53:57,800 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)