/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-b75d321-m [2024-11-04 17:05:31,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 17:05:31,969 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 17:05:31,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 17:05:31,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 17:05:31,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 17:05:31,997 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 17:05:31,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 17:05:31,998 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 17:05:31,998 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 17:05:31,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 17:05:31,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 17:05:31,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 17:05:32,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 17:05:32,000 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 17:05:32,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 17:05:32,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 17:05:32,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 17:05:32,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 17:05:32,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 17:05:32,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 17:05:32,002 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 17:05:32,002 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 17:05:32,002 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 17:05:32,002 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 17:05:32,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 17:05:32,003 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 17:05:32,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 17:05:32,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 17:05:32,004 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 17:05:32,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 17:05:32,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 17:05:32,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 17:05:32,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 17:05:32,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 17:05:32,005 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 17:05:32,005 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 17:05:32,005 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 17:05:32,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 17:05:32,006 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 17:05:32,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 17:05:32,007 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 17:05:32,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 17:05:32,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 17:05:32,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 17:05:32,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 17:05:32,251 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 17:05:32,252 INFO L431 ainManager$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 [2024-11-04 17:05:33,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 17:05:33,763 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 17:05:33,764 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.sw_sym_ex.c [2024-11-04 17:05:33,773 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/357b7364d/6192a0e6de3e492f86831070dbb71c84/FLAG8095ac774 [2024-11-04 17:05:33,787 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/357b7364d/6192a0e6de3e492f86831070dbb71c84 [2024-11-04 17:05:33,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 17:05:33,790 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 17:05:33,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 17:05:33,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 17:05:33,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 17:05:33,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 05:05:33" (1/1) ... [2024-11-04 17:05:33,798 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56694fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:33, skipping insertion in model container [2024-11-04 17:05:33,798 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 05:05:33" (1/1) ... [2024-11-04 17:05:33,833 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 17:05:33,981 WARN L250 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] [2024-11-04 17:05:34,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 17:05:34,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 17:05:34,103 WARN L250 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] [2024-11-04 17:05:34,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 17:05:34,189 INFO L204 MainTranslator]: Completed translation [2024-11-04 17:05:34,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34 WrapperNode [2024-11-04 17:05:34,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 17:05:34,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 17:05:34,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 17:05:34,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 17:05:34,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,246 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 556 [2024-11-04 17:05:34,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 17:05:34,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 17:05:34,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 17:05:34,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 17:05:34,256 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,263 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,310 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]. [2024-11-04 17:05:34,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,311 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 17:05:34,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 17:05:34,358 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 17:05:34,358 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 17:05:34,359 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (1/1) ... [2024-11-04 17:05:34,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 17:05:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 17:05:34,385 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) [2024-11-04 17:05:34,388 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 [2024-11-04 17:05:34,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 17:05:34,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 17:05:34,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 17:05:34,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 17:05:34,549 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 17:05:34,550 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 17:05:34,959 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-04 17:05:34,959 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 17:05:34,970 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 17:05:34,971 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-04 17:05:34,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 05:05:34 BoogieIcfgContainer [2024-11-04 17:05:34,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 17:05:34,974 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 17:05:34,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 17:05:34,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 17:05:34,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 05:05:33" (1/3) ... [2024-11-04 17:05:34,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58506e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 05:05:34, skipping insertion in model container [2024-11-04 17:05:34,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 05:05:34" (2/3) ... [2024-11-04 17:05:34,979 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58506e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 05:05:34, skipping insertion in model container [2024-11-04 17:05:34,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 05:05:34" (3/3) ... [2024-11-04 17:05:34,983 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.sw_sym_ex.c [2024-11-04 17:05:34,998 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 17:05:34,999 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 17:05:35,043 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 17:05:35,048 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;@3d4431e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 17:05:35,049 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 17:05:35,052 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) [2024-11-04 17:05:35,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-04 17:05:35,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 17:05:35,058 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-04 17:05:35,059 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 17:05:35,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 17:05:35,063 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-04 17:05:35,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 17:05:35,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [398939030] [2024-11-04 17:05:35,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 17:05:35,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 17:05:35,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 17:05:35,074 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) [2024-11-04 17:05:35,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-04 17:05:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 17:05:35,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-04 17:05:35,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 17:05:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:35,341 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 17:05:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:35,402 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 17:05:35,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [398939030] [2024-11-04 17:05:35,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [398939030] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 17:05:35,404 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 17:05:35,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 17:05:35,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082799052] [2024-11-04 17:05:35,406 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 17:05:35,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 17:05:35,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 17:05:35,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 17:05:35,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 17:05:35,433 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) [2024-11-04 17:05:35,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 17:05:35,491 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-04 17:05:35,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 17:05:35,494 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 [2024-11-04 17:05:35,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 17:05:35,500 INFO L225 Difference]: With dead ends: 18 [2024-11-04 17:05:35,501 INFO L226 Difference]: Without dead ends: 10 [2024-11-04 17:05:35,504 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 [2024-11-04 17:05:35,507 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 [2024-11-04 17:05:35,508 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] [2024-11-04 17:05:35,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-04 17:05:35,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-04 17:05:35,551 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) [2024-11-04 17:05:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-04 17:05:35,553 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-04 17:05:35,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 17:05:35,553 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-04 17:05:35,554 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) [2024-11-04 17:05:35,554 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-04 17:05:35,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-04 17:05:35,555 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 17:05:35,555 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-04 17:05:35,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-04 17:05:35,759 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 [2024-11-04 17:05:35,760 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 17:05:35,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 17:05:35,761 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-04 17:05:35,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 17:05:35,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1324461543] [2024-11-04 17:05:35,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 17:05:35,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 17:05:35,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 17:05:35,763 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) [2024-11-04 17:05:35,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-04 17:05:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 17:05:35,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-04 17:05:35,926 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 17:05:36,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:36,101 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 17:05:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:36,428 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 17:05:36,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1324461543] [2024-11-04 17:05:36,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1324461543] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-04 17:05:36,428 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-04 17:05:36,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-04 17:05:36,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196761784] [2024-11-04 17:05:36,429 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-04 17:05:36,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 17:05:36,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 17:05:36,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 17:05:36,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-04 17:05:36,431 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) [2024-11-04 17:05:36,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 17:05:36,510 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-04 17:05:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 17:05:36,511 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 [2024-11-04 17:05:36,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 17:05:36,511 INFO L225 Difference]: With dead ends: 15 [2024-11-04 17:05:36,511 INFO L226 Difference]: Without dead ends: 13 [2024-11-04 17:05:36,512 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-04 17:05:36,513 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2024-11-04 17:05:36,513 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] [2024-11-04 17:05:36,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-04 17:05:36,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2024-11-04 17:05:36,517 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) [2024-11-04 17:05:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-04 17:05:36,517 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2024-11-04 17:05:36,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 17:05:36,518 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-04 17:05:36,518 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) [2024-11-04 17:05:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-04 17:05:36,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-04 17:05:36,520 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 17:05:36,521 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2024-11-04 17:05:36,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-04 17:05:36,721 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 [2024-11-04 17:05:36,722 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 17:05:36,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 17:05:36,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1906115653, now seen corresponding path program 2 times [2024-11-04 17:05:36,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 17:05:36,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283388928] [2024-11-04 17:05:36,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 17:05:36,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 17:05:36,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 17:05:36,726 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) [2024-11-04 17:05:36,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-04 17:05:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 17:05:36,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-04 17:05:36,937 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 17:05:37,323 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:37,324 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 17:05:40,580 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:40,581 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 17:05:40,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283388928] [2024-11-04 17:05:40,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [283388928] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-04 17:05:40,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-04 17:05:40,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-04 17:05:40,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140416048] [2024-11-04 17:05:40,584 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-04 17:05:40,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-04 17:05:40,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 17:05:40,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-04 17:05:40,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-04 17:05:40,586 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) [2024-11-04 17:05:41,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 17:05:41,544 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2024-11-04 17:05:41,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-04 17:05:41,545 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 [2024-11-04 17:05:41,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 17:05:41,545 INFO L225 Difference]: With dead ends: 21 [2024-11-04 17:05:41,545 INFO L226 Difference]: Without dead ends: 19 [2024-11-04 17:05:41,546 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2024-11-04 17:05:41,547 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 17 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-04 17:05:41,550 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] [2024-11-04 17:05:41,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2024-11-04 17:05:41,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2024-11-04 17:05:41,555 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) [2024-11-04 17:05:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2024-11-04 17:05:41,556 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 11 [2024-11-04 17:05:41,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 17:05:41,557 INFO L471 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2024-11-04 17:05:41,557 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) [2024-11-04 17:05:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2024-11-04 17:05:41,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-04 17:05:41,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 17:05:41,558 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1] [2024-11-04 17:05:41,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-04 17:05:41,761 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 [2024-11-04 17:05:41,762 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 17:05:41,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 17:05:41,762 INFO L85 PathProgramCache]: Analyzing trace with hash -37306491, now seen corresponding path program 3 times [2024-11-04 17:05:41,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 17:05:41,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1118283451] [2024-11-04 17:05:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 17:05:41,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-04 17:05:41,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 17:05:41,765 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) [2024-11-04 17:05:41,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-04 17:05:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 17:05:42,008 WARN L253 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-04 17:05:42,019 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 17:05:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 17:05:44,404 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 17:05:50,137 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 [2024-11-04 17:06:02,024 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 [2024-11-04 17:07:13,493 WARN L286 SmtUtils]: Spent 35.24s on a formula simplification that was a NOOP. DAG size: 865 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)