/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 'z3 -smt2 -in SMTLIB2_COMPLIANT=true' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.sw_sym_ex.c -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 05:36:22,899 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 05:36:22,961 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 05:36:22,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 05:36:22,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 05:36:22,993 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 05:36:22,993 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 05:36:22,994 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 05:36:22,994 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 05:36:22,994 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 05:36:22,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 05:36:22,995 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 05:36:22,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 05:36:22,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 05:36:22,996 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 05:36:22,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 05:36:22,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 05:36:22,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 05:36:22,997 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 05:36:22,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 05:36:22,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 05:36:23,000 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 05:36:23,000 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 05:36:23,000 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 05:36:23,000 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 05:36:23,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 05:36:23,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 05:36:23,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 05:36:23,001 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 05:36:23,001 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 05:36:23,001 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 05:36:23,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 05:36:23,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 05:36:23,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 05:36:23,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 05:36:23,002 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 05:36:23,003 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 05:36:23,003 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 05:36:23,003 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 05:36:23,003 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 05:36:23,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 05:36:23,006 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 05:36:23,006 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:23,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 05:36:23,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 05:36:23,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 05:36:23,262 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 05:36:23,262 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 05:36:23,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.sw_sym_ex.c [2024-11-01 05:36:24,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 05:36:24,626 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 05:36:24,627 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.sw_sym_ex.c [2024-11-01 05:36:24,635 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/325c55246/582e2e03658741418b8c50b5d0fccd06/FLAG1b942bf13 [2024-11-01 05:36:25,019 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/325c55246/582e2e03658741418b8c50b5d0fccd06 [2024-11-01 05:36:25,022 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 05:36:25,023 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 05:36:25,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 05:36:25,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 05:36:25,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 05:36:25,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646d27ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25, skipping insertion in model container [2024-11-01 05:36:25,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,068 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 05:36:25,197 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.sw_sym_ex.c[1249,1262] [2024-11-01 05:36:25,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 05:36:25,312 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 05:36:25,320 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.sw_sym_ex.c[1249,1262] [2024-11-01 05:36:25,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 05:36:25,397 INFO L204 MainTranslator]: Completed translation [2024-11-01 05:36:25,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25 WrapperNode [2024-11-01 05:36:25,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 05:36:25,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 05:36:25,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 05:36:25,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 05:36:25,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,457 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 556 [2024-11-01 05:36:25,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 05:36:25,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 05:36:25,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 05:36:25,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 05:36:25,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,481 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,506 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 05:36:25,509 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,509 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,545 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 05:36:25,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 05:36:25,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 05:36:25,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 05:36:25,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (1/1) ... [2024-11-01 05:36:25,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 05:36:25,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 05:36:25,573 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 05:36:25,577 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 05:36:25,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 05:36:25,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 05:36:25,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 05:36:25,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 05:36:25,755 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 05:36:25,756 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 05:36:26,132 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-01 05:36:26,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 05:36:26,170 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 05:36:26,170 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-01 05:36:26,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 05:36:26 BoogieIcfgContainer [2024-11-01 05:36:26,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 05:36:26,175 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 05:36:26,175 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 05:36:26,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 05:36:26,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 05:36:25" (1/3) ... [2024-11-01 05:36:26,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a6266f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 05:36:26, skipping insertion in model container [2024-11-01 05:36:26,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 05:36:25" (2/3) ... [2024-11-01 05:36:26,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a6266f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 05:36:26, skipping insertion in model container [2024-11-01 05:36:26,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 05:36:26" (3/3) ... [2024-11-01 05:36:26,181 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.sw_sym_ex.c [2024-11-01 05:36:26,196 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 05:36:26,196 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 05:36:26,243 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 05:36:26,249 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;@11d10b99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 05:36:26,249 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 05:36:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:26,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-01 05:36:26,257 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 05:36:26,257 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-01 05:36:26,258 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 05:36:26,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 05:36:26,263 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-01 05:36:26,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 05:36:26,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1104369984] [2024-11-01 05:36:26,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 05:36:26,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:26,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 05:36:26,274 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-01 05:36:26,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-01 05:36:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 05:36:26,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-01 05:36:26,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 05:36:26,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:26,504 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 05:36:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:26,554 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 05:36:26,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1104369984] [2024-11-01 05:36:26,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1104369984] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 05:36:26,554 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 05:36:26,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-01 05:36:26,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756863079] [2024-11-01 05:36:26,557 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 05:36:26,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-01 05:36:26,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 05:36:26,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-01 05:36:26,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 05:36:26,578 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:26,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 05:36:26,621 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-01 05:36:26,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 05:36:26,623 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-01 05:36:26,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 05:36:26,628 INFO L225 Difference]: With dead ends: 18 [2024-11-01 05:36:26,628 INFO L226 Difference]: Without dead ends: 10 [2024-11-01 05:36:26,631 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-01 05:36:26,634 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-01 05:36:26,636 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 14 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-01 05:36:26,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-01 05:36:26,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-01 05:36:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-01 05:36:26,658 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-01 05:36:26,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 05:36:26,658 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-01 05:36:26,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-01 05:36:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-01 05:36:26,659 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 05:36:26,660 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-01 05:36:26,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-01 05:36:26,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:26,864 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 05:36:26,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 05:36:26,865 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-01 05:36:26,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 05:36:26,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [412870004] [2024-11-01 05:36:26,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 05:36:26,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:26,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 05:36:26,867 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-01 05:36:26,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-01 05:36:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 05:36:27,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-01 05:36:27,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 05:36:27,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:27,162 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 05:36:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:27,421 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 05:36:27,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [412870004] [2024-11-01 05:36:27,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [412870004] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-01 05:36:27,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-01 05:36:27,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-01 05:36:27,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763013486] [2024-11-01 05:36:27,422 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-01 05:36:27,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-01 05:36:27,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 05:36:27,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-01 05:36:27,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-01 05:36:27,425 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:27,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 05:36:27,516 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-01 05:36:27,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-01 05:36:27,517 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-01 05:36:27,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 05:36:27,518 INFO L225 Difference]: With dead ends: 15 [2024-11-01 05:36:27,518 INFO L226 Difference]: Without dead ends: 13 [2024-11-01 05:36:27,518 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-01 05:36:27,519 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-01 05:36:27,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 16 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-01 05:36:27,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-01 05:36:27,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2024-11-01 05:36:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-01 05:36:27,522 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2024-11-01 05:36:27,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 05:36:27,523 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-01 05:36:27,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-01 05:36:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-01 05:36:27,523 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 05:36:27,523 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2024-11-01 05:36:27,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-01 05:36:27,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:27,725 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 05:36:27,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 05:36:27,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1906115653, now seen corresponding path program 2 times [2024-11-01 05:36:27,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 05:36:27,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [449280069] [2024-11-01 05:36:27,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 05:36:27,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:27,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 05:36:27,727 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-01 05:36:27,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-01 05:36:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 05:36:27,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-01 05:36:27,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 05:36:28,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:28,299 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 05:36:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:30,657 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 05:36:30,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [449280069] [2024-11-01 05:36:30,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [449280069] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-01 05:36:30,658 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-01 05:36:30,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-01 05:36:30,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871353234] [2024-11-01 05:36:30,658 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-01 05:36:30,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-01 05:36:30,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 05:36:30,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-01 05:36:30,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-01 05:36:30,660 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:31,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 05:36:31,357 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2024-11-01 05:36:31,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-01 05:36:31,358 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2024-11-01 05:36:31,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 05:36:31,358 INFO L225 Difference]: With dead ends: 21 [2024-11-01 05:36:31,358 INFO L226 Difference]: Without dead ends: 19 [2024-11-01 05:36:31,359 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2024-11-01 05:36:31,360 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-01 05:36:31,360 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-01 05:36:31,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-01 05:36:31,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2024-11-01 05:36:31,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:31,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-01 05:36:31,366 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 11 [2024-11-01 05:36:31,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 05:36:31,366 INFO L471 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2024-11-01 05:36:31,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 1.25) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-01 05:36:31,366 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-01 05:36:31,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-01 05:36:31,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 05:36:31,366 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1] [2024-11-01 05:36:31,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-01 05:36:31,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:31,568 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 05:36:31,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 05:36:31,568 INFO L85 PathProgramCache]: Analyzing trace with hash -37306491, now seen corresponding path program 3 times [2024-11-01 05:36:31,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 05:36:31,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531324381] [2024-11-01 05:36:31,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 05:36:31,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:36:31,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 05:36:31,570 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-01 05:36:31,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-01 05:36:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 05:36:31,806 WARN L253 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-01 05:36:31,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 05:36:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 05:36:33,655 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 05:36:39,652 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 (= ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_42~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_34~0#1|) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_36~0#1|))))))))) (.cse3 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_13~0#1|)) (.cse2 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_5~0#1|))) (and (or (let ((.cse0 (= |c_ULTIMATE.start_main_~state_31~0#1| (_ bv0 8)))) (and (or (not .cse0) (forall ((|ULTIMATE.start_main_~state_8~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8))) (let ((.cse1 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) .cse1)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|)))) .cse2))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse1))))))))) .cse2)))))))) (or (forall ((|ULTIMATE.start_main_~state_8~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8)) (|ULTIMATE.start_main_~state_27~0#1| (_ BitVec 8))) (let ((.cse4 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) |ULTIMATE.start_main_~state_27~0#1|)))) .cse4)))))))))))))) .cse2))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse4))))))))) .cse2))))))) .cse0))) (not .cse5)) (or .cse5 (forall ((|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8)) (|ULTIMATE.start_main_~state_8~0#1| (_ BitVec 8))) (let ((.cse6 ((_ zero_extend 24) |ULTIMATE.start_main_~state_8~0#1|))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse6))))))))) .cse2)))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) .cse6)))))))))))))) .cse2))))))))) is different from false [2024-11-01 05:36:49,669 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse88 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_17~0#1|)) (.cse93 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_19~0#1|))) (let ((.cse87 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_21~0#1|)) (.cse94 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse93)))) (.cse92 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse88)))) (.cse95 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_34~0#1|))))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) .cse95))) (.cse59 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_25~0#1|)) (.cse55 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_27~0#1|)) (.cse52 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_8~0#1|)) (.cse53 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_29~0#1|)) (.cse85 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse92)))) (.cse83 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_13~0#1|)) (.cse38 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_5~0#1|)) (.cse91 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse94 .cse92)))) (.cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse87)))) (.cse66 ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_23~0#1|)) (.cse19 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_42~0#1|)) (.cse21 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse20 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_36~0#1|))))) (let ((.cse46 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse95 .cse20)))))))) (.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse66)))) (.cse5 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_19~0#1|)) (.cse61 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse94 .cse88))) .cse86)))) (.cse63 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse92 .cse93))))))) (.cse64 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse87 .cse91)))) (.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse86 .cse91)))) (.cse49 (forall ((|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8)) (v_subst_9 (_ BitVec 8)) (v_subst_8 (_ BitVec 8))) (let ((.cse90 ((_ zero_extend 24) v_subst_8))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse90)))))) .cse83))) .cse38)))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse90 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv1 32) ((_ zero_extend 24) v_subst_9)))))))))))))))))) .cse38))))))) (.cse47 (forall ((|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8)) (v_subst_7 (_ BitVec 8))) (let ((.cse89 ((_ zero_extend 24) v_subst_7))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) .cse89)))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|)))) .cse38)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse89)))))) .cse83))) .cse38)))))))) (.cse71 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse88))))))) (.cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse87 .cse85)))) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse53)))) (.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse52)))) (.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse55)))) (.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse59)))) (.cse72 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse85 .cse86)))) (.cse82 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse32 .cse20)))))))) (.cse18 (forall ((v_subst_10 (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_15_arg_0~0#1_29| (_ BitVec 8))) (let ((.cse84 ((_ zero_extend 24) v_subst_10))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse83 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse84))))))))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) .cse84))))))))))) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_15_arg_0~0#1_29|)))) .cse38)))))))) (let ((.cse22 ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_33~0#1|)) (.cse11 (= |c_ULTIMATE.start_main_~state_23~0#1| (_ bv0 8))) (.cse41 (or .cse82 .cse18)) (.cse43 (not .cse82)) (.cse42 (let ((.cse78 (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse81 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse72))))) (let ((.cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse81 .cse62))))) (let ((.cse79 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 .cse80))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 .cse79))) .cse52))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse53 .cse79))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse55 .cse80))) .cse50))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse71))))))))))))))) (_ bv0 32)))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse70)))))))))))) .cse54))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse81 .cse59))))))))) .cse54)))))))))))))))))) .cse38))))) (and (or .cse49 .cse78) (or .cse47 (not .cse78))))) (.cse6 (let ((.cse74 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse38 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse77 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse65 (_ bv255 32)))))) (let ((.cse76 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse77 .cse62))))) (let ((.cse75 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 .cse76))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse52 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 .cse75)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse55 .cse76))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse77 .cse59))))))))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse61))) .cse62))))))))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse63 (_ bv255 32)))) .cse62))))))))) .cse54)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand (_ bv255 32) .cse64))) .cse62))))))))) .cse54)))))) (_ bv0 32)))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse53 .cse75))) .cse54))))))))))))))))) (and (or (not .cse74) .cse47) (or .cse74 .cse49)))) (.cse28 (not .cse5)) (.cse29 (let ((.cse67 (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse60 .cse72))))) (let ((.cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse73 .cse62))))) (let ((.cse68 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 .cse69))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse68 .cse50))) .cse52))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse55 .cse69)))))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse60 .cse70))) .cse62)))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse60 .cse71))) .cse62))) .cse57)))))) .cse54))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse72 .cse66))) .cse62))) .cse57)))))) .cse54)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse73 .cse59))))))))) .cse54))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse68 .cse53))) .cse54)))))))))))) .cse38))))) (and (or (not .cse67) .cse47) (or .cse49 .cse67)))) (.cse45 (or .cse18 .cse46)) (.cse15 (let ((.cse48 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse38 ((_ zero_extend 24) ((_ extract 7 0) (let ((.cse58 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse65 .cse60))))) (let ((.cse56 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse58 .cse62))))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 .cse56))))) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 .cse51))) .cse52))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse51 .cse53))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse55 .cse56)))))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse58 .cse59)))))) .cse50))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse60 .cse61))) .cse62))) .cse57))) .cse50))) .cse54))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse63 .cse60))) .cse62))))))))) .cse54)))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse60 .cse64))) .cse62))))))))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse50 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse65 .cse66)))))) .cse57)))))) .cse54)))))))))))))))))))))))))) (and (or .cse47 (not .cse48)) (or .cse49 .cse48)))) (.cse44 (not .cse46))) (let ((.cse13 (or .cse5 (and .cse45 (or .cse15 .cse44)))) (.cse16 (or .cse28 (and .cse45 (or .cse29 .cse44)))) (.cse4 (or .cse5 (and (or .cse6 .cse44) .cse45))) (.cse10 (or .cse28 (and (or .cse42 .cse44) .cse45))) (.cse14 (or (and .cse41 (or .cse29 .cse43)) .cse28)) (.cse0 (not .cse11)) (.cse3 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8))) (not (= .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|))))) (.cse1 (forall ((|ULTIMATE.start_main_~input_4~0#1| (_ BitVec 8))) (= .cse22 ((_ zero_extend 24) |ULTIMATE.start_main_~input_4~0#1|)))) (.cse9 (or (and .cse41 (or .cse42 .cse43)) .cse28))) (and (or (let ((.cse17 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_193~0#1|))))))) .cse20))) .cse21)))))) (let ((.cse8 (or .cse17 .cse18)) (.cse7 (not .cse17))) (and (or .cse0 (let ((.cse2 (and .cse4 (or .cse5 (and (or .cse6 .cse7) .cse8)) .cse9 .cse10))) (and (or .cse1 .cse2) (or .cse3 .cse2)))) (or .cse11 (let ((.cse12 (and .cse13 .cse14 (or .cse5 (and .cse8 (or .cse15 .cse7))) .cse16))) (and (or .cse1 .cse12) (or .cse3 .cse12))))))) (forall ((|ULTIMATE.start_main_~input_2~0#1| (_ BitVec 8))) (= ((_ zero_extend 24) |ULTIMATE.start_main_~input_2~0#1|) .cse22))) (or (let ((.cse34 ((_ zero_extend 24) ((_ extract 7 0) .cse32)))) (let ((.cse40 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse20))))))))) (let ((.cse26 (not .cse40)) (.cse25 (or .cse40 .cse18))) (and (or .cse11 (let ((.cse23 (and .cse13 .cse16))) (and (or .cse1 .cse23) (or .cse3 .cse23)))) (or (let ((.cse24 (and .cse4 .cse10))) (and (or .cse3 .cse24) (or .cse1 .cse24))) .cse0) (or (and (or (and (or .cse5 (and .cse25 (or .cse15 .cse26))) .cse14) .cse3) (or .cse1 (let ((.cse27 (= (_ bv0 8) ((_ extract 7 0) (bvand (_ bv1 32) .cse38))))) (and (or (not .cse27) (let ((.cse31 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse20)))))) (and (or .cse28 (let ((.cse30 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse31 .cse32))))))))) (and (or .cse29 (not .cse30)) (or .cse30 .cse18)))) (or .cse5 (let ((.cse33 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse31 .cse34))))))))) (and (or .cse33 .cse18) (or (not .cse33) .cse15))))))) (or (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_199~0#1|))))))))) (and (or .cse5 (let ((.cse35 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse34 .cse36))))))))) (and (or .cse18 .cse35) (or .cse15 (not .cse35))))) (or .cse28 (let ((.cse37 (= .cse19 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse21 ((_ zero_extend 24) ((_ extract 7 0) (bvadd .cse36 .cse32))))))))) (and (or .cse29 (not .cse37)) (or .cse18 .cse37)))))) .cse27))))) .cse11) (or .cse0 (let ((.cse39 (and (or .cse5 (and (or .cse6 .cse26) .cse25)) .cse9))) (and (or .cse39 .cse3) (or .cse1 .cse39)))))))) (forall ((|ULTIMATE.start_main_~input_2~0#1| (_ BitVec 8))) (not (= ((_ zero_extend 24) |ULTIMATE.start_main_~input_2~0#1|) .cse22))))))))))) is different from false [2024-11-01 05:37:21,506 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 05:37:21,507 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 05:37:21,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1531324381] [2024-11-01 05:37:21,508 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-01 05:37:21,509 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 101 [2024-11-01 05:37:21,526 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-01 05:37:21,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-01 05:37:21,709 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.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.pop(ManagedScript.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:86) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:323) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:553) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:324) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:180) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:159) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:113) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) 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) ... 45 more [2024-11-01 05:37:21,712 INFO L158 Benchmark]: Toolchain (without parser) took 56689.32ms. Allocated memory was 208.7MB in the beginning and 370.1MB in the end (delta: 161.5MB). Free memory was 172.7MB in the beginning and 275.9MB in the end (delta: -103.2MB). Peak memory consumption was 59.3MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,713 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 208.7MB. Free memory is still 184.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-01 05:37:21,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.46ms. Allocated memory is still 208.7MB. Free memory was 172.7MB in the beginning and 146.4MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.40ms. Allocated memory is still 208.7MB. Free memory was 146.4MB in the beginning and 141.3MB in the end (delta: 5.1MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,713 INFO L158 Benchmark]: Boogie Preprocessor took 87.08ms. Allocated memory is still 208.7MB. Free memory was 141.3MB in the beginning and 135.5MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,714 INFO L158 Benchmark]: RCFGBuilder took 627.98ms. Allocated memory is still 208.7MB. Free memory was 135.5MB in the beginning and 182.5MB in the end (delta: -47.0MB). Peak memory consumption was 74.6MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,714 INFO L158 Benchmark]: TraceAbstraction took 55536.85ms. Allocated memory was 208.7MB in the beginning and 370.1MB in the end (delta: 161.5MB). Free memory was 182.0MB in the beginning and 275.9MB in the end (delta: -93.9MB). Peak memory consumption was 67.6MB. Max. memory is 8.0GB. [2024-11-01 05:37:21,715 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 208.7MB. Free memory is still 184.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 374.46ms. Allocated memory is still 208.7MB. Free memory was 172.7MB in the beginning and 146.4MB in the end (delta: 26.3MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.40ms. Allocated memory is still 208.7MB. Free memory was 146.4MB in the beginning and 141.3MB in the end (delta: 5.1MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.08ms. Allocated memory is still 208.7MB. Free memory was 141.3MB in the beginning and 135.5MB in the end (delta: 5.8MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 627.98ms. Allocated memory is still 208.7MB. Free memory was 135.5MB in the beginning and 182.5MB in the end (delta: -47.0MB). Peak memory consumption was 74.6MB. Max. memory is 8.0GB. * TraceAbstraction took 55536.85ms. Allocated memory was 208.7MB in the beginning and 370.1MB in the end (delta: 161.5MB). Free memory was 182.0MB in the beginning and 275.9MB in the end (delta: -93.9MB). Peak memory consumption was 67.6MB. 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...