/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/neural-networks/elu_3_unsafe.c-amalgamation.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 01:12:09,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 01:12:09,761 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-06 01:12:09,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 01:12:09,767 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 01:12:09,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 01:12:09,784 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 01:12:09,785 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 01:12:09,785 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 01:12:09,785 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 01:12:09,785 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 01:12:09,786 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 01:12:09,786 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 01:12:09,786 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 01:12:09,786 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 01:12:09,787 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 01:12:09,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 01:12:09,787 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-06 01:12:09,787 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-06 01:12:09,787 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 01:12:09,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 01:12:09,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 01:12:09,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 01:12:09,790 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 01:12:09,790 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 01:12:09,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 01:12:09,791 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 01:12:09,791 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-06 01:12:09,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 01:12:09,791 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 01:12:09,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 01:12:09,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 01:12:09,792 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 01:12:09,792 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 01:12:09,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 01:12:09,792 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 01:12:09,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 01:12:09,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 01:12:09,793 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 01:12:09,793 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 01:12:09,793 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 01:12:09,796 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 01:12:09,796 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 01:12:09,796 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 01:12:09,797 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 01:12:09,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 01:12:09,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 01:12:09,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 01:12:09,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 01:12:09,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 01:12:09,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/neural-networks/elu_3_unsafe.c-amalgamation.i [2024-11-06 01:12:11,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 01:12:11,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 01:12:11,369 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/elu_3_unsafe.c-amalgamation.i [2024-11-06 01:12:11,384 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9943f26eb/6c8691b11755411dbbffff90bcf5508c/FLAGfbfaaa155 [2024-11-06 01:12:11,718 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9943f26eb/6c8691b11755411dbbffff90bcf5508c [2024-11-06 01:12:11,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 01:12:11,724 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 01:12:11,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 01:12:11,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 01:12:11,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 01:12:11,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 01:12:11" (1/1) ... [2024-11-06 01:12:11,729 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec10a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:11, skipping insertion in model container [2024-11-06 01:12:11,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 01:12:11" (1/1) ... [2024-11-06 01:12:11,788 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 01:12:12,176 WARN L1674 CHandler]: Possible shadowing of function y1 [2024-11-06 01:12:12,177 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/elu_3_unsafe.c-amalgamation.i[63195,63208] [2024-11-06 01:12:12,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 01:12:12,187 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 01:12:12,216 WARN L1674 CHandler]: Possible shadowing of function y1 [2024-11-06 01:12:12,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/neural-networks/elu_3_unsafe.c-amalgamation.i[63195,63208] [2024-11-06 01:12:12,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 01:12:12,317 INFO L204 MainTranslator]: Completed translation [2024-11-06 01:12:12,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12 WrapperNode [2024-11-06 01:12:12,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 01:12:12,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 01:12:12,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 01:12:12,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 01:12:12,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,339 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,353 INFO L138 Inliner]: procedures = 559, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2024-11-06 01:12:12,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 01:12:12,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 01:12:12,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 01:12:12,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 01:12:12,361 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,361 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,363 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,375 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [2, 7]. 78 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 7]. The 0 writes are split as follows [0, 0]. [2024-11-06 01:12:12,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,382 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 01:12:12,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 01:12:12,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 01:12:12,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 01:12:12,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (1/1) ... [2024-11-06 01:12:12,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 01:12:12,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 01:12:12,407 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) [2024-11-06 01:12:12,409 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 [2024-11-06 01:12:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure elu [2024-11-06 01:12:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure elu [2024-11-06 01:12:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 01:12:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 01:12:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 01:12:12,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 01:12:12,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 01:12:12,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 01:12:12,504 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 01:12:17,793 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-06 01:12:17,795 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 01:12:17,802 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 01:12:17,802 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 01:12:17,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 01:12:17 BoogieIcfgContainer [2024-11-06 01:12:17,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 01:12:17,804 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 01:12:17,804 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 01:12:17,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 01:12:17,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 01:12:11" (1/3) ... [2024-11-06 01:12:17,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c83f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 01:12:17, skipping insertion in model container [2024-11-06 01:12:17,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 01:12:12" (2/3) ... [2024-11-06 01:12:17,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77c83f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 01:12:17, skipping insertion in model container [2024-11-06 01:12:17,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 01:12:17" (3/3) ... [2024-11-06 01:12:17,810 INFO L112 eAbstractionObserver]: Analyzing ICFG elu_3_unsafe.c-amalgamation.i [2024-11-06 01:12:17,822 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 01:12:17,823 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 01:12:17,861 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 01:12:17,865 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;@6cd3c1d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 01:12:17,866 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 01:12:17,868 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) [2024-11-06 01:12:17,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-06 01:12:17,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 01:12:17,873 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 01:12:17,873 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 01:12:17,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 01:12:17,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1270606093, now seen corresponding path program 1 times [2024-11-06 01:12:17,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 01:12:17,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [922925015] [2024-11-06 01:12:17,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 01:12:17,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 01:12:17,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 01:12:17,887 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 01:12:17,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 01:12:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 01:12:18,548 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 01:12:18,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 01:12:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-06 01:12:18,565 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 01:12:18,565 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 01:12:18,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [922925015] [2024-11-06 01:12:18,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [922925015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 01:12:18,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 01:12:18,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 01:12:18,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472928288] [2024-11-06 01:12:18,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 01:12:18,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 01:12:18,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 01:12:18,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 01:12:18,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 01:12:18,586 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 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 01:12:18,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 01:12:18,599 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2024-11-06 01:12:18,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 01:12:18,601 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2024-11-06 01:12:18,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 01:12:18,605 INFO L225 Difference]: With dead ends: 33 [2024-11-06 01:12:18,606 INFO L226 Difference]: Without dead ends: 14 [2024-11-06 01:12:18,608 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 01:12:18,610 INFO L432 NwaCegarLoop]: 19 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, 19 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 [2024-11-06 01:12:18,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 01:12:18,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2024-11-06 01:12:18,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-06 01:12:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 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) [2024-11-06 01:12:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2024-11-06 01:12:18,633 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 17 [2024-11-06 01:12:18,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 01:12:18,634 INFO L471 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2024-11-06 01:12:18,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 01:12:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-06 01:12:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-06 01:12:18,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 01:12:18,636 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 01:12:18,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 01:12:18,837 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 01:12:18,837 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 01:12:18,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 01:12:18,838 INFO L85 PathProgramCache]: Analyzing trace with hash -9257585, now seen corresponding path program 1 times [2024-11-06 01:12:18,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 01:12:18,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [402293691] [2024-11-06 01:12:18,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 01:12:18,839 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 01:12:18,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 01:12:18,842 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 01:12:18,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 01:12:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 01:12:19,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-06 01:12:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-06 01:12:20,470 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-06 01:12:20,470 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-06 01:12:20,471 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-06 01:12:20,494 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-06 01:12:20,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 01:12:20,676 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-06 01:12:20,691 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-06 01:12:20,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 01:12:20 BoogieIcfgContainer [2024-11-06 01:12:20,694 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-06 01:12:20,694 INFO L158 Benchmark]: Toolchain (without parser) took 8973.47ms. Allocated memory was 202.4MB in the beginning and 291.5MB in the end (delta: 89.1MB). Free memory was 145.5MB in the beginning and 178.7MB in the end (delta: -33.2MB). Peak memory consumption was 57.5MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,694 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-06 01:12:20,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.23ms. Allocated memory was 202.4MB in the beginning and 291.5MB in the end (delta: 89.1MB). Free memory was 145.2MB in the beginning and 224.3MB in the end (delta: -79.2MB). Peak memory consumption was 35.5MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.34ms. Allocated memory is still 291.5MB. Free memory was 224.3MB in the beginning and 221.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,695 INFO L158 Benchmark]: Boogie Preprocessor took 31.72ms. Allocated memory is still 291.5MB. Free memory was 221.2MB in the beginning and 219.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,696 INFO L158 Benchmark]: RCFGBuilder took 5415.85ms. Allocated memory is still 291.5MB. Free memory was 219.1MB in the beginning and 207.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,696 INFO L158 Benchmark]: TraceAbstraction took 2889.52ms. Allocated memory is still 291.5MB. Free memory was 206.5MB in the beginning and 178.7MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2024-11-06 01:12:20,699 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 154.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 593.23ms. Allocated memory was 202.4MB in the beginning and 291.5MB in the end (delta: 89.1MB). Free memory was 145.2MB in the beginning and 224.3MB in the end (delta: -79.2MB). Peak memory consumption was 35.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.34ms. Allocated memory is still 291.5MB. Free memory was 224.3MB in the beginning and 221.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.72ms. Allocated memory is still 291.5MB. Free memory was 221.2MB in the beginning and 219.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 5415.85ms. Allocated memory is still 291.5MB. Free memory was 219.1MB in the beginning and 207.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 2889.52ms. Allocated memory is still 291.5MB. Free memory was 206.5MB in the beginning and 178.7MB in the end (delta: 27.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 860]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of __builtin_isinf_sign at line 856. Possible FailurePath: [L854] float x1 = __VERIFIER_nondet_float(); [L855] float x2 = x1 + 1e-2; VAL [x1=131072.0, x2=131072.015625] [L856] COND FALSE !(!(!__builtin_isnan (x1) && !__builtin_isinf_sign (x1))) [L857] CALL, EXPR elu(x1) VAL [\old(x)=131072.0] [L847] COND TRUE x >= 0.0f [L848] return x; VAL [\old(x)=131072.0, \result=131072.0] [L857] RET, EXPR elu(x1) VAL [x1=131072.0, x2=131072.015625] [L857] float y1 = elu(x1); [L858] CALL, EXPR elu(x2) VAL [\old(x)=131072.015625] [L847] COND TRUE x >= 0.0f [L848] return x; VAL [\old(x)=131072.015625, \result=131072.015625] [L858] RET, EXPR elu(x2) VAL [x1=131072.0, x2=131072.015625, y1=131072.0] [L858] float y2 = elu(x2); [L859] float derivative = (y2 - y1) / 1e-2; VAL [derivative=1.5625, x1=131072.0, x2=131072.015625] [L860] COND TRUE !(__builtin_islessequal(derivative, 1.0f)) VAL [x1=131072.0, x2=131072.015625] [L860] reach_error() VAL [x1=131072.0, x2=131072.015625] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 19 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 16 SizeOfPredicates, 0 NumberOfNonLiveVariables, 41 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-06 01:12:20,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...