/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.production_cell.2.prop1-func-interl.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:49:02,918 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:49:02,983 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-12-16 20:49:02,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:49:02,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:49:03,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:49:03,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:49:03,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:49:03,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:49:03,012 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:49:03,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:49:03,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:49:03,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:49:03,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:49:03,014 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:49:03,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:49:03,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:49:03,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:49:03,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:49:03,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:49:03,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:49:03,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:49:03,016 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:49:03,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:49:03,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:49:03,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:49:03,016 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:49:03,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:49:03,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:49:03,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:49:03,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:49:03,018 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:49:03,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:49:03,019 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:49:03,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:49:03,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:49:03,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:49:03,219 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:49:03,223 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:49:03,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.production_cell.2.prop1-func-interl.c [2023-12-16 20:49:04,168 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:49:04,442 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:49:04,443 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.production_cell.2.prop1-func-interl.c [2023-12-16 20:49:04,458 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cec23543f/92b73d40c9bd4ceaa494de641c4fbbd3/FLAG61c16124d [2023-12-16 20:49:04,471 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cec23543f/92b73d40c9bd4ceaa494de641c4fbbd3 [2023-12-16 20:49:04,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:49:04,475 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:49:04,476 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:49:04,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:49:04,479 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:49:04,479 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:49:04" (1/1) ... [2023-12-16 20:49:04,480 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@80caa78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:04, skipping insertion in model container [2023-12-16 20:49:04,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:49:04" (1/1) ... [2023-12-16 20:49:04,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:49:04,661 WARN L239 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.production_cell.2.prop1-func-interl.c[1182,1195] [2023-12-16 20:49:04,935 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:49:04,942 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:49:04,950 WARN L239 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.production_cell.2.prop1-func-interl.c[1182,1195] [2023-12-16 20:49:05,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:49:05,042 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:49:05,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05 WrapperNode [2023-12-16 20:49:05,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:49:05,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:49:05,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:49:05,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:49:05,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,200 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3120 [2023-12-16 20:49:05,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:49:05,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:49:05,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:49:05,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:49:05,208 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,209 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,223 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,266 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]. [2023-12-16 20:49:05,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,318 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:49:05,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:49:05,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:49:05,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:49:05,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (1/1) ... [2023-12-16 20:49:05,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:49:05,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:49:05,363 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) [2023-12-16 20:49:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:49:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:49:05,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:49:05,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:49:05,370 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 [2023-12-16 20:49:05,738 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:49:05,739 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:49:08,174 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:49:08,255 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:49:08,255 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:49:08,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:49:08 BoogieIcfgContainer [2023-12-16 20:49:08,256 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:49:08,257 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:49:08,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:49:08,260 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:49:08,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:49:04" (1/3) ... [2023-12-16 20:49:08,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cc0ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:49:08, skipping insertion in model container [2023-12-16 20:49:08,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:49:05" (2/3) ... [2023-12-16 20:49:08,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62cc0ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:49:08, skipping insertion in model container [2023-12-16 20:49:08,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:49:08" (3/3) ... [2023-12-16 20:49:08,262 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.production_cell.2.prop1-func-interl.c [2023-12-16 20:49:08,274 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:49:08,274 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:49:08,305 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:49:08,309 INFO L357 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, mHoare=true, 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;@448ff60f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:49:08,310 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:49:08,312 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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) [2023-12-16 20:49:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:49:08,317 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:49:08,317 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:49:08,317 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:49:08,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:49:08,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:49:08,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:49:08,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443848782] [2023-12-16 20:49:08,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:49:08,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:49:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:49:08,503 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:49:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:49:08,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:49:08,633 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:49:08,633 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:49:08,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:49:08,638 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:49:08,640 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:49:08,664 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:49:08,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:49:08 BoogieIcfgContainer [2023-12-16 20:49:08,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:49:08,675 INFO L158 Benchmark]: Toolchain (without parser) took 4200.20ms. Allocated memory was 191.9MB in the beginning and 244.3MB in the end (delta: 52.4MB). Free memory was 153.5MB in the beginning and 67.2MB in the end (delta: 86.3MB). Peak memory consumption was 139.7MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,675 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 191.9MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:49:08,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 566.81ms. Allocated memory is still 191.9MB. Free memory was 153.0MB in the beginning and 78.4MB in the end (delta: 74.6MB). Peak memory consumption was 74.4MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.33ms. Allocated memory is still 191.9MB. Free memory was 78.4MB in the beginning and 142.0MB in the end (delta: -63.6MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,676 INFO L158 Benchmark]: Boogie Preprocessor took 133.42ms. Allocated memory is still 191.9MB. Free memory was 142.0MB in the beginning and 125.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,677 INFO L158 Benchmark]: RCFGBuilder took 2920.93ms. Allocated memory was 191.9MB in the beginning and 244.3MB in the end (delta: 52.4MB). Free memory was 124.7MB in the beginning and 113.8MB in the end (delta: 10.9MB). Peak memory consumption was 131.2MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,677 INFO L158 Benchmark]: TraceAbstraction took 417.04ms. Allocated memory is still 244.3MB. Free memory was 112.8MB in the beginning and 67.2MB in the end (delta: 45.6MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. [2023-12-16 20:49:08,679 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 191.9MB. Free memory is still 150.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 566.81ms. Allocated memory is still 191.9MB. Free memory was 153.0MB in the beginning and 78.4MB in the end (delta: 74.6MB). Peak memory consumption was 74.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 157.33ms. Allocated memory is still 191.9MB. Free memory was 78.4MB in the beginning and 142.0MB in the end (delta: -63.6MB). Peak memory consumption was 8.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 133.42ms. Allocated memory is still 191.9MB. Free memory was 142.0MB in the beginning and 125.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * RCFGBuilder took 2920.93ms. Allocated memory was 191.9MB in the beginning and 244.3MB in the end (delta: 52.4MB). Free memory was 124.7MB in the beginning and 113.8MB in the end (delta: 10.9MB). Peak memory consumption was 131.2MB. Max. memory is 8.0GB. * TraceAbstraction took 417.04ms. Allocated memory is still 244.3MB. Free memory was 112.8MB in the beginning and 67.2MB in the end (delta: 45.6MB). Peak memory consumption was 46.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwise operation at line 200. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] EXPR (SORT_1)1 << (1 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] EXPR (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8) [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] EXPR (SORT_2)1 << (8 - 1) [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_26 = 0; [L40] const SORT_2 var_87 = 5; [L41] const SORT_4 var_92 = 1; [L42] const SORT_3 var_93 = 0; [L43] const SORT_2 var_102 = 1; [L44] const SORT_2 var_104 = 0; [L45] const SORT_2 var_122 = 255; [L46] const SORT_4 var_321 = 5; [L47] const SORT_4 var_358 = 0; [L49] SORT_1 input_91; [L50] SORT_1 input_97; [L51] SORT_1 input_101; [L52] SORT_1 input_103; [L53] SORT_1 input_108; [L54] SORT_1 input_112; [L55] SORT_1 input_118; [L56] SORT_1 input_121; [L57] SORT_1 input_126; [L58] SORT_1 input_130; [L59] SORT_1 input_134; [L60] SORT_1 input_149; [L61] SORT_1 input_154; [L62] SORT_1 input_158; [L63] SORT_1 input_167; [L64] SORT_1 input_172; [L65] SORT_1 input_176; [L66] SORT_1 input_199; [L67] SORT_1 input_233; [L68] SORT_1 input_235; [L69] SORT_1 input_240; [L70] SORT_1 input_242; [L71] SORT_1 input_247; [L72] SORT_1 input_249; [L73] SORT_1 input_253; [L74] SORT_1 input_256; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L76] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L77] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L78] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L79] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L80] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L81] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L82] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L83] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L84] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L85] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L90] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L91] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L92] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L93] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L94] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L95] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L96] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L97] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L98] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L99] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L100] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L101] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L102] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L103] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L104] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L105] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L106] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L107] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L108] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L109] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L110] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L111] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L114] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L115] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] SORT_2 init_7_arg_1 = var_5; [L118] state_6 = init_7_arg_1 [L119] SORT_2 init_9_arg_1 = var_5; [L120] state_8 = init_9_arg_1 [L121] SORT_2 init_11_arg_1 = var_5; [L122] state_10 = init_11_arg_1 [L123] SORT_2 init_13_arg_1 = var_5; [L124] state_12 = init_13_arg_1 [L125] SORT_2 init_15_arg_1 = var_5; [L126] state_14 = init_15_arg_1 [L127] SORT_2 init_17_arg_1 = var_5; [L128] state_16 = init_17_arg_1 [L129] SORT_2 init_19_arg_1 = var_5; [L130] state_18 = init_19_arg_1 [L131] SORT_2 init_21_arg_1 = var_5; [L132] state_20 = init_21_arg_1 [L133] SORT_2 init_23_arg_1 = var_5; [L134] state_22 = init_23_arg_1 [L135] SORT_2 init_25_arg_1 = var_5; [L136] state_24 = init_25_arg_1 [L137] SORT_1 init_28_arg_1 = var_26; [L138] state_27 = init_28_arg_1 [L139] SORT_1 init_30_arg_1 = var_26; [L140] state_29 = init_30_arg_1 [L141] SORT_1 init_32_arg_1 = var_26; [L142] state_31 = init_32_arg_1 [L143] SORT_1 init_34_arg_1 = var_26; [L144] state_33 = init_34_arg_1 [L145] SORT_1 init_36_arg_1 = var_26; [L146] state_35 = init_36_arg_1 [L147] SORT_1 init_38_arg_1 = var_26; [L148] state_37 = init_38_arg_1 [L149] SORT_1 init_40_arg_1 = var_26; [L150] state_39 = init_40_arg_1 [L151] SORT_1 init_42_arg_1 = var_26; [L152] state_41 = init_42_arg_1 [L153] SORT_1 init_44_arg_1 = var_26; [L154] state_43 = init_44_arg_1 [L155] SORT_1 init_46_arg_1 = var_26; [L156] state_45 = init_46_arg_1 [L157] SORT_1 init_48_arg_1 = var_26; [L158] state_47 = init_48_arg_1 [L159] SORT_1 init_50_arg_1 = var_26; [L160] state_49 = init_50_arg_1 [L161] SORT_1 init_52_arg_1 = var_26; [L162] state_51 = init_52_arg_1 [L163] SORT_1 init_54_arg_1 = var_26; [L164] state_53 = init_54_arg_1 [L165] SORT_1 init_56_arg_1 = var_26; [L166] state_55 = init_56_arg_1 [L167] SORT_1 init_58_arg_1 = var_26; [L168] state_57 = init_58_arg_1 [L169] SORT_1 init_60_arg_1 = var_26; [L170] state_59 = init_60_arg_1 [L171] SORT_1 init_62_arg_1 = var_26; [L172] state_61 = init_62_arg_1 [L173] SORT_1 init_64_arg_1 = var_26; [L174] state_63 = init_64_arg_1 [L175] SORT_1 init_66_arg_1 = var_26; [L176] state_65 = init_66_arg_1 [L177] SORT_1 init_68_arg_1 = var_26; [L178] state_67 = init_68_arg_1 [L179] SORT_1 init_70_arg_1 = var_26; [L180] state_69 = init_70_arg_1 [L181] SORT_1 init_72_arg_1 = var_26; [L182] state_71 = init_72_arg_1 [L183] SORT_1 init_74_arg_1 = var_26; [L184] state_73 = init_74_arg_1 [L185] SORT_1 init_76_arg_1 = var_26; [L186] state_75 = init_76_arg_1 [L187] SORT_1 init_78_arg_1 = var_26; [L188] state_77 = init_78_arg_1 [L189] SORT_1 init_80_arg_1 = var_26; [L190] state_79 = init_80_arg_1 [L191] SORT_1 init_82_arg_1 = var_26; [L192] state_81 = init_82_arg_1 [L193] SORT_1 init_84_arg_1 = var_26; [L194] state_83 = init_84_arg_1 [L195] SORT_1 init_86_arg_1 = var_26; [L196] state_85 = init_86_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_23_arg_1=0, init_25_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_34_arg_1=0, init_36_arg_1=0, init_38_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_52_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_68_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_74_arg_1=0, init_76_arg_1=0, init_78_arg_1=0, init_7_arg_1=0, init_80_arg_1=0, init_82_arg_1=0, init_84_arg_1=0, init_86_arg_1=0, init_9_arg_1=0, mask_SORT_1=0, mask_SORT_2=0, msb_SORT_1=0, msb_SORT_2=0, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_8=0, var_102=1, var_104=0, var_122=255, var_26=0, var_321=5, var_358=0, var_5=0, var_87=5, var_92=1, var_93=0] [L199] input_91 = __VERIFIER_nondet_uchar() [L200] EXPR input_91 & mask_SORT_1 [L200] input_91 = input_91 & mask_SORT_1 [L201] input_97 = __VERIFIER_nondet_uchar() [L202] EXPR input_97 & mask_SORT_1 [L202] input_97 = input_97 & mask_SORT_1 [L203] input_101 = __VERIFIER_nondet_uchar() [L204] EXPR input_101 & mask_SORT_1 [L204] input_101 = input_101 & mask_SORT_1 [L205] input_103 = __VERIFIER_nondet_uchar() [L206] EXPR input_103 & mask_SORT_1 [L206] input_103 = input_103 & mask_SORT_1 [L207] input_108 = __VERIFIER_nondet_uchar() [L208] EXPR input_108 & mask_SORT_1 [L208] input_108 = input_108 & mask_SORT_1 [L209] input_112 = __VERIFIER_nondet_uchar() [L210] EXPR input_112 & mask_SORT_1 [L210] input_112 = input_112 & mask_SORT_1 [L211] input_118 = __VERIFIER_nondet_uchar() [L212] EXPR input_118 & mask_SORT_1 [L212] input_118 = input_118 & mask_SORT_1 [L213] input_121 = __VERIFIER_nondet_uchar() [L214] EXPR input_121 & mask_SORT_1 [L214] input_121 = input_121 & mask_SORT_1 [L215] input_126 = __VERIFIER_nondet_uchar() [L216] EXPR input_126 & mask_SORT_1 [L216] input_126 = input_126 & mask_SORT_1 [L217] input_130 = __VERIFIER_nondet_uchar() [L218] EXPR input_130 & mask_SORT_1 [L218] input_130 = input_130 & mask_SORT_1 [L219] input_134 = __VERIFIER_nondet_uchar() [L220] EXPR input_134 & mask_SORT_1 [L220] input_134 = input_134 & mask_SORT_1 [L221] input_149 = __VERIFIER_nondet_uchar() [L222] input_154 = __VERIFIER_nondet_uchar() [L223] input_158 = __VERIFIER_nondet_uchar() [L224] input_167 = __VERIFIER_nondet_uchar() [L225] input_172 = __VERIFIER_nondet_uchar() [L226] input_176 = __VERIFIER_nondet_uchar() [L227] input_199 = __VERIFIER_nondet_uchar() [L228] input_233 = __VERIFIER_nondet_uchar() [L229] input_235 = __VERIFIER_nondet_uchar() [L230] input_240 = __VERIFIER_nondet_uchar() [L231] input_242 = __VERIFIER_nondet_uchar() [L232] input_247 = __VERIFIER_nondet_uchar() [L233] input_249 = __VERIFIER_nondet_uchar() [L234] input_253 = __VERIFIER_nondet_uchar() [L235] input_256 = __VERIFIER_nondet_uchar() [L238] SORT_2 var_88_arg_0 = var_87; [L239] SORT_2 var_88_arg_1 = state_6; [L240] SORT_1 var_88 = var_88_arg_0 == var_88_arg_1; [L241] SORT_1 var_89_arg_0 = ~state_85; [L242] EXPR var_89_arg_0 & mask_SORT_1 [L242] var_89_arg_0 = var_89_arg_0 & mask_SORT_1 [L243] SORT_1 var_89_arg_1 = var_88; [L244] EXPR var_89_arg_0 & var_89_arg_1 [L244] SORT_1 var_89 = var_89_arg_0 & var_89_arg_1; [L245] EXPR var_89 & mask_SORT_1 [L245] var_89 = var_89 & mask_SORT_1 [L246] SORT_1 bad_90_arg_0 = var_89; [L247] CALL __VERIFIER_assert(!(bad_90_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-16 20:49:08,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...