/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-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.unsafe_analog_estimation_convergence.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 14:07:38,281 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 14:07:38,366 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 14:07:38,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 14:07:38,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 14:07:38,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 14:07:38,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 14:07:38,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 14:07:38,419 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 14:07:38,423 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 14:07:38,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 14:07:38,424 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 14:07:38,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 14:07:38,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 14:07:38,425 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 14:07:38,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 14:07:38,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 14:07:38,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 14:07:38,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 14:07:38,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 14:07:38,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 14:07:38,427 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 14:07:38,427 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 14:07:38,428 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 14:07:38,428 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 14:07:38,428 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 14:07:38,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 14:07:38,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 14:07:38,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 14:07:38,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 14:07:38,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 14:07:38,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 14:07:38,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 14:07:38,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 14:07:38,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 14:07:38,430 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 14:07:38,430 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 14:07:38,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 14:07:38,431 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 14:07:38,432 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 14:07:38,432 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 14:07:38,433 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 14:07:38,433 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc5 --incremental --print-success --lang smt [2024-11-01 14:07:38,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 14:07:38,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 14:07:38,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 14:07:38,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 14:07:38,791 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 14:07:38,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.unsafe_analog_estimation_convergence.c [2024-11-01 14:07:40,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 14:07:40,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 14:07:40,444 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.unsafe_analog_estimation_convergence.c [2024-11-01 14:07:40,454 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5562e91a0/45fc5a6a9a4f4c7fac6a58462510ac8b/FLAG0b12cf256 [2024-11-01 14:07:40,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5562e91a0/45fc5a6a9a4f4c7fac6a58462510ac8b [2024-11-01 14:07:40,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 14:07:40,471 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 14:07:40,474 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 14:07:40,474 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 14:07:40,478 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 14:07:40,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 02:07:40" (1/1) ... [2024-11-01 14:07:40,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e8ff9d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:40, skipping insertion in model container [2024-11-01 14:07:40,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 02:07:40" (1/1) ... [2024-11-01 14:07:40,525 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 14:07:40,764 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.unsafe_analog_estimation_convergence.c[1289,1302] [2024-11-01 14:07:40,913 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 14:07:40,930 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 14:07:40,942 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.unsafe_analog_estimation_convergence.c[1289,1302] [2024-11-01 14:07:40,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 14:07:41,013 INFO L204 MainTranslator]: Completed translation [2024-11-01 14:07:41,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41 WrapperNode [2024-11-01 14:07:41,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 14:07:41,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 14:07:41,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 14:07:41,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 14:07:41,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,088 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 375 [2024-11-01 14:07:41,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 14:07:41,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 14:07:41,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 14:07:41,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 14:07:41,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,115 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,154 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]. [2024-11-01 14:07:41,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,171 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 14:07:41,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 14:07:41,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 14:07:41,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 14:07:41,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (1/1) ... [2024-11-01 14:07:41,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 14:07:41,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 14:07:41,231 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) [2024-11-01 14:07:41,234 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 [2024-11-01 14:07:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 14:07:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 14:07:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 14:07:41,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 14:07:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 14:07:41,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 14:07:41,409 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 14:07:41,412 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 14:07:41,927 INFO L? ?]: Removed 176 outVars from TransFormulas that were not future-live. [2024-11-01 14:07:41,928 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 14:07:41,939 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 14:07:41,940 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 14:07:41,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 02:07:41 BoogieIcfgContainer [2024-11-01 14:07:41,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 14:07:41,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 14:07:41,942 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 14:07:41,945 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 14:07:41,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 02:07:40" (1/3) ... [2024-11-01 14:07:41,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d45e09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 02:07:41, skipping insertion in model container [2024-11-01 14:07:41,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 02:07:41" (2/3) ... [2024-11-01 14:07:41,947 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d45e09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 02:07:41, skipping insertion in model container [2024-11-01 14:07:41,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 02:07:41" (3/3) ... [2024-11-01 14:07:41,948 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.unsafe_analog_estimation_convergence.c [2024-11-01 14:07:41,962 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 14:07:41,962 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 14:07:42,010 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 14:07:42,015 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;@61d05d39, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 14:07:42,015 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 14:07:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 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) [2024-11-01 14:07:42,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-01 14:07:42,029 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 14:07:42,030 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 14:07:42,031 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 14:07:42,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 14:07:42,035 INFO L85 PathProgramCache]: Analyzing trace with hash 896107007, now seen corresponding path program 1 times [2024-11-01 14:07:42,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 14:07:42,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1603221916] [2024-11-01 14:07:42,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 14:07:42,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-11-01 14:07:42,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-11-01 14:07:42,047 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) [2024-11-01 14:07:42,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 14:07:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 14:07:42,326 WARN L253 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 212 conjuncts are in the unsatisfiable core [2024-11-01 14:07:42,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 14:07:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 14:07:45,848 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 14:08:08,323 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_8~0#1|))))) (let ((.cse15 (bvslt ((_ zero_extend 16) ((_ zero_extend 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_73~0#1|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_72~0#1|))))) ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_76~0#1|))) (.cse16 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse26))))) (bvand .cse27 .cse27))))))))) (let ((.cse12 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 .cse26)))) (.cse3 ((_ zero_extend 16) |c_ULTIMATE.start_main_~mask_SORT_11~0#1|)) (.cse6 (bvneg ((_ zero_extend 16) |c_ULTIMATE.start_main_~state_17~0#1|))) (.cse5 (bvshl ((_ zero_extend 16) ((_ zero_extend 8) |c_ULTIMATE.start_main_~var_13~0#1|)) (_ bv8 32))) (.cse19 (or (forall ((|v_ULTIMATE.start_main_#t~nondet10#1_8| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet10#1_8|))))) .cse15 .cse16)) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|))))))) (.cse8 (not .cse15))) (and (or (forall ((|v_ULTIMATE.start_main_#t~nondet10#1_8| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet10#1_8|)))))) (let ((.cse7 (or .cse15 .cse16)) (.cse4 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_13~0#1|))))) (and (or (forall ((|ULTIMATE.start_main_~mask_SORT_20~0#1| (_ BitVec 32)) (|ULTIMATE.start_main_~mask_SORT_12~0#1| (_ BitVec 8))) (let ((.cse2 ((_ zero_extend 16) ((_ extract 15 0) (bvand .cse3 ((_ zero_extend 16) ((_ extract 15 0) (bvadd ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_12~0#1|) .cse4))) .cse5))) .cse6)))))))) (let ((.cse1 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse2 (_ bv15 32)))))) (bvule (bvand (bvor |c_ULTIMATE.start_main_~var_10~0#1| (bvshl .cse1 (_ bv31 32))) |ULTIMATE.start_main_~mask_SORT_20~0#1|) (bvand |c_ULTIMATE.start_main_~mask_SORT_9~0#1| (bvor (bvshl .cse1 (_ bv30 32)) (bvand (bvor (bvshl .cse1 (_ bv29 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse1 (_ bv26 32)) (bvand (bvor (bvshl .cse1 (_ bv25 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse1 (_ bv22 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_38~0#1| (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_35~0#1| (bvor (bvand (bvor (bvshl .cse1 (_ bv19 32)) (bvand (bvor (bvshl .cse1 (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_23~0#1| (bvor (bvshl .cse1 (_ bv16 32)) .cse2)) (bvshl .cse1 (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_26~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_29~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_32~0#1|) (bvshl .cse1 (_ bv20 32)))) (bvshl .cse1 (_ bv21 32))))) |c_ULTIMATE.start_main_~mask_SORT_41~0#1|) (bvshl .cse1 (_ bv23 32))) |c_ULTIMATE.start_main_~mask_SORT_44~0#1|) (bvshl .cse1 (_ bv24 32))) |c_ULTIMATE.start_main_~mask_SORT_47~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_50~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_53~0#1|) (bvshl .cse1 (_ bv27 32))) |c_ULTIMATE.start_main_~mask_SORT_56~0#1|) (bvshl .cse1 (_ bv28 32))) |c_ULTIMATE.start_main_~mask_SORT_59~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_62~0#1|))))))) (and .cse7 (or .cse8 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv0 32) .cse10))))))))))))) (bvand .cse9 .cse9)))))))))) (or (and (or .cse8 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse11 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvxor (_ bv0 32) .cse12))))))))))))) (bvand .cse11 .cse11)))))))) .cse7) (forall ((|ULTIMATE.start_main_~mask_SORT_20~0#1| (_ BitVec 32)) (|ULTIMATE.start_main_~mask_SORT_12~0#1| (_ BitVec 8))) (not (let ((.cse14 ((_ zero_extend 16) ((_ extract 15 0) (bvand .cse3 ((_ zero_extend 16) ((_ extract 15 0) (bvadd ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_12~0#1|) .cse4))) .cse5))) .cse6)))))))) (let ((.cse13 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse14 (_ bv15 32)))))) (bvule (bvand (bvor |c_ULTIMATE.start_main_~var_10~0#1| (bvshl .cse13 (_ bv31 32))) |ULTIMATE.start_main_~mask_SORT_20~0#1|) (bvand |c_ULTIMATE.start_main_~mask_SORT_9~0#1| (bvor (bvshl .cse13 (_ bv30 32)) (bvand (bvor (bvshl .cse13 (_ bv29 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse13 (_ bv26 32)) (bvand (bvor (bvshl .cse13 (_ bv25 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse13 (_ bv22 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_38~0#1| (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_35~0#1| (bvor (bvand (bvor (bvshl .cse13 (_ bv19 32)) (bvand (bvor (bvshl .cse13 (_ bv18 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_23~0#1| (bvor (bvshl .cse13 (_ bv16 32)) .cse14)) (bvshl .cse13 (_ bv17 32))) |c_ULTIMATE.start_main_~mask_SORT_26~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_29~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_32~0#1|) (bvshl .cse13 (_ bv20 32)))) (bvshl .cse13 (_ bv21 32))))) |c_ULTIMATE.start_main_~mask_SORT_41~0#1|) (bvshl .cse13 (_ bv23 32))) |c_ULTIMATE.start_main_~mask_SORT_44~0#1|) (bvshl .cse13 (_ bv24 32))) |c_ULTIMATE.start_main_~mask_SORT_47~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_50~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_53~0#1|) (bvshl .cse13 (_ bv27 32))) |c_ULTIMATE.start_main_~mask_SORT_56~0#1|) (bvshl .cse13 (_ bv28 32))) |c_ULTIMATE.start_main_~mask_SORT_59~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_62~0#1|)))))))))))) (or (forall ((|ULTIMATE.start_main_~mask_SORT_20~0#1| (_ BitVec 32)) (|ULTIMATE.start_main_~mask_SORT_12~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_14~0#1| (_ BitVec 8))) (not (let ((.cse18 ((_ zero_extend 16) ((_ extract 15 0) (bvand .cse3 ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse6 ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_12~0#1|) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_14~0#1|)))))) .cse5))))))))))) (let ((.cse17 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse18 (_ bv15 32)))))) (bvule (bvand (bvor (bvshl .cse17 (_ bv31 32)) |c_ULTIMATE.start_main_~var_10~0#1|) |ULTIMATE.start_main_~mask_SORT_20~0#1|) (bvand (bvor (bvshl .cse17 (_ bv30 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse17 (_ bv25 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_44~0#1| (bvor (bvshl .cse17 (_ bv23 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse17 (_ bv19 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_29~0#1| (bvor (bvshl .cse17 (_ bv18 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_26~0#1| (bvor (bvand (bvor .cse18 (bvshl .cse17 (_ bv16 32))) |c_ULTIMATE.start_main_~mask_SORT_23~0#1|) (bvshl .cse17 (_ bv17 32))))))) |c_ULTIMATE.start_main_~mask_SORT_32~0#1|) (bvshl .cse17 (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_35~0#1|) (bvshl .cse17 (_ bv21 32))) |c_ULTIMATE.start_main_~mask_SORT_38~0#1|) (bvshl .cse17 (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_41~0#1|))) (bvshl .cse17 (_ bv24 32))) |c_ULTIMATE.start_main_~mask_SORT_47~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_50~0#1|) (bvshl .cse17 (_ bv26 32))) |c_ULTIMATE.start_main_~mask_SORT_53~0#1|) (bvshl .cse17 (_ bv27 32))) |c_ULTIMATE.start_main_~mask_SORT_56~0#1|) (bvshl .cse17 (_ bv28 32))) |c_ULTIMATE.start_main_~mask_SORT_59~0#1|) (bvshl .cse17 (_ bv29 32))) |c_ULTIMATE.start_main_~mask_SORT_62~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|)))))) (and .cse19 (or .cse8 (forall ((|v_ULTIMATE.start_main_#t~nondet10#1_8| (_ BitVec 8))) (let ((.cse21 ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet10#1_8|))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse20 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse12 ((_ zero_extend 24) .cse21)))))))))))))) (bvand .cse20 .cse20))))))) (= (_ bv0 8) .cse21))))))) (or (forall ((|ULTIMATE.start_main_~mask_SORT_20~0#1| (_ BitVec 32)) (|ULTIMATE.start_main_~mask_SORT_12~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_14~0#1| (_ BitVec 8))) (let ((.cse23 ((_ zero_extend 16) ((_ extract 15 0) (bvand .cse3 ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse6 ((_ zero_extend 16) ((_ extract 15 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |ULTIMATE.start_main_~mask_SORT_12~0#1|) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_14~0#1|)))))) .cse5))))))))))) (let ((.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvashr .cse23 (_ bv15 32)))))) (bvule (bvand (bvor (bvshl .cse22 (_ bv31 32)) |c_ULTIMATE.start_main_~var_10~0#1|) |ULTIMATE.start_main_~mask_SORT_20~0#1|) (bvand (bvor (bvshl .cse22 (_ bv30 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse22 (_ bv25 32)) (bvand (bvor (bvand |c_ULTIMATE.start_main_~mask_SORT_44~0#1| (bvor (bvshl .cse22 (_ bv23 32)) (bvand (bvor (bvand (bvor (bvand (bvor (bvand (bvor (bvshl .cse22 (_ bv19 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_29~0#1| (bvor (bvshl .cse22 (_ bv18 32)) (bvand |c_ULTIMATE.start_main_~mask_SORT_26~0#1| (bvor (bvand (bvor .cse23 (bvshl .cse22 (_ bv16 32))) |c_ULTIMATE.start_main_~mask_SORT_23~0#1|) (bvshl .cse22 (_ bv17 32))))))) |c_ULTIMATE.start_main_~mask_SORT_32~0#1|) (bvshl .cse22 (_ bv20 32))) |c_ULTIMATE.start_main_~mask_SORT_35~0#1|) (bvshl .cse22 (_ bv21 32))) |c_ULTIMATE.start_main_~mask_SORT_38~0#1|) (bvshl .cse22 (_ bv22 32))) |c_ULTIMATE.start_main_~mask_SORT_41~0#1|))) (bvshl .cse22 (_ bv24 32))) |c_ULTIMATE.start_main_~mask_SORT_47~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_50~0#1|) (bvshl .cse22 (_ bv26 32))) |c_ULTIMATE.start_main_~mask_SORT_53~0#1|) (bvshl .cse22 (_ bv27 32))) |c_ULTIMATE.start_main_~mask_SORT_56~0#1|) (bvshl .cse22 (_ bv28 32))) |c_ULTIMATE.start_main_~mask_SORT_59~0#1|) (bvshl .cse22 (_ bv29 32))) |c_ULTIMATE.start_main_~mask_SORT_62~0#1|)) |c_ULTIMATE.start_main_~mask_SORT_9~0#1|))))) (and .cse19 (or (forall ((|v_ULTIMATE.start_main_#t~nondet10#1_8| (_ BitVec 8))) (let ((.cse25 ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_#t~nondet10#1_8|))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse0 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvxor .cse10 ((_ zero_extend 24) .cse25)))))))))))))) (bvand .cse24 .cse24))))))) (= (_ bv0 8) .cse25)))) .cse8))))))) is different from false [2024-11-01 14:08:08,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 14:08:08,594 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 14:08:08,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1603221916] [2024-11-01 14:08:08,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1603221916] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 14:08:08,595 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 14:08:08,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 5] imperfect sequences [] total 11 [2024-11-01 14:08:08,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020514893] [2024-11-01 14:08:08,598 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 14:08:08,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-01 14:08:08,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 14:08:08,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-01 14:08:08,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=63, Unknown=2, NotChecked=16, Total=110 [2024-11-01 14:08:08,620 INFO L87 Difference]: Start difference. First operand has 18 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 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) Second operand has 11 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 9 states have internal predecessors, (15), 3 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-01 14:08:13,034 WARN L249 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-01 14:08:13,034 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 101 [2024-11-01 14:08:13,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-01 14:08:13,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 17.0s TimeCoverageRelationStatistics Valid=29, Invalid=63, Unknown=2, NotChecked=16, Total=110 [2024-11-01 14:08:13,041 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-01 14:08:13,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-01 14:08:13,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 14:08:13,243 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 [2024-11-01 14:08:13,243 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:947) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:244) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.computeAutomataDifference(NwaCegarLoop.java:373) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.NwaCegarLoop.refineAbstraction(NwaCegarLoop.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 47 more [2024-11-01 14:08:13,247 INFO L158 Benchmark]: Toolchain (without parser) took 32775.72ms. Allocated memory was 195.0MB in the beginning and 380.6MB in the end (delta: 185.6MB). Free memory was 148.6MB in the beginning and 256.4MB in the end (delta: -107.8MB). Peak memory consumption was 78.4MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,248 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 195.0MB. Free memory was 171.6MB in the beginning and 171.5MB in the end (delta: 139.3kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-01 14:08:13,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.63ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 159.8MB in the end (delta: -11.5MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.77ms. Allocated memory is still 195.0MB. Free memory was 159.8MB in the beginning and 156.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,251 INFO L158 Benchmark]: Boogie Preprocessor took 95.87ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 151.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,252 INFO L158 Benchmark]: RCFGBuilder took 753.45ms. Allocated memory is still 195.0MB. Free memory was 151.8MB in the beginning and 163.3MB in the end (delta: -11.5MB). Peak memory consumption was 38.9MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,252 INFO L158 Benchmark]: TraceAbstraction took 31304.18ms. Allocated memory was 195.0MB in the beginning and 380.6MB in the end (delta: 185.6MB). Free memory was 162.8MB in the beginning and 256.4MB in the end (delta: -93.5MB). Peak memory consumption was 92.3MB. Max. memory is 8.0GB. [2024-11-01 14:08:13,255 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 195.0MB. Free memory was 171.6MB in the beginning and 171.5MB in the end (delta: 139.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 540.63ms. Allocated memory is still 195.0MB. Free memory was 148.3MB in the beginning and 159.8MB in the end (delta: -11.5MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 73.77ms. Allocated memory is still 195.0MB. Free memory was 159.8MB in the beginning and 156.1MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 95.87ms. Allocated memory is still 195.0MB. Free memory was 156.1MB in the beginning and 151.8MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 753.45ms. Allocated memory is still 195.0MB. Free memory was 151.8MB in the beginning and 163.3MB in the end (delta: -11.5MB). Peak memory consumption was 38.9MB. Max. memory is 8.0GB. * TraceAbstraction took 31304.18ms. Allocated memory was 195.0MB in the beginning and 380.6MB in the end (delta: 185.6MB). Free memory was 162.8MB in the beginning and 256.4MB in the end (delta: -93.5MB). Peak memory consumption was 92.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...