/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.frogs.3.prop1-func-interl.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:34:01,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:34:01,467 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 20:34:01,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:34:01,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:34:01,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:34:01,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:34:01,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:34:01,499 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:34:01,502 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:34:01,502 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:34:01,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:34:01,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:34:01,503 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:34:01,503 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:34:01,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:34:01,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:34:01,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:34:01,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:34:01,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:34:01,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:34:01,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:34:01,505 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:34:01,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:34:01,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:34:01,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:34:01,506 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:34:01,506 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:34:01,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:34:01,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:01,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:34:01,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:34:01,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:34:01,507 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:34:01,508 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:34:01,508 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:34:01,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:34:01,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:34:01,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:34:01,743 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:34:01,747 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:34:01,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.frogs.3.prop1-func-interl.c [2023-12-16 20:34:02,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:34:03,218 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:34:03,219 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.frogs.3.prop1-func-interl.c [2023-12-16 20:34:03,254 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73eb819ab/5f3d25339aab415cb58144adafcacf76/FLAG98ff2a860 [2023-12-16 20:34:03,271 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73eb819ab/5f3d25339aab415cb58144adafcacf76 [2023-12-16 20:34:03,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:34:03,276 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:34:03,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:03,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:34:03,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:34:03,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:03" (1/1) ... [2023-12-16 20:34:03,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ce047a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:03, skipping insertion in model container [2023-12-16 20:34:03,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:34:03" (1/1) ... [2023-12-16 20:34:03,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:34:03,650 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.frogs.3.prop1-func-interl.c[1172,1185] [2023-12-16 20:34:04,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:04,193 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:34:04,217 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.frogs.3.prop1-func-interl.c[1172,1185] [2023-12-16 20:34:04,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:34:04,456 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:34:04,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04 WrapperNode [2023-12-16 20:34:04,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:34:04,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:04,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:34:04,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:34:04,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:04,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:04,795 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8874 [2023-12-16 20:34:04,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:34:04,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:34:04,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:34:04,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:34:04,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:04,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,008 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,188 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 20:34:05,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,331 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,423 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:34:05,424 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:34:05,424 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:34:05,424 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:34:05,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (1/1) ... [2023-12-16 20:34:05,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:34:05,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:34:05,447 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 20:34:05,481 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 20:34:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:34:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:34:05,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:34:05,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:34:06,269 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:34:06,270 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:34:30,648 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:34:31,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:34:31,008 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:34:31,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:31 BoogieIcfgContainer [2023-12-16 20:34:31,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:34:31,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:34:31,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:34:31,013 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:34:31,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:34:03" (1/3) ... [2023-12-16 20:34:31,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ede645b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:31, skipping insertion in model container [2023-12-16 20:34:31,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:34:04" (2/3) ... [2023-12-16 20:34:31,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ede645b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:34:31, skipping insertion in model container [2023-12-16 20:34:31,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:34:31" (3/3) ... [2023-12-16 20:34:31,015 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.frogs.3.prop1-func-interl.c [2023-12-16 20:34:31,027 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:34:31,027 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:34:31,061 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:34:31,066 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;@25146322, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:34:31,066 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:34:31,069 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 20:34:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:34:31,074 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:34:31,075 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:34:31,075 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:34:31,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:34:31,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:34:31,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:34:31,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843657535] [2023-12-16 20:34:31,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:34:31,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:34:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:31,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:34:31,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:34:31,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:34:31,453 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:34:31,455 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:34:31,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:34:31,462 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:34:31,466 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:34:31,499 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:34:31,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:34:31 BoogieIcfgContainer [2023-12-16 20:34:31,517 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:34:31,518 INFO L158 Benchmark]: Toolchain (without parser) took 28242.18ms. Allocated memory was 176.2MB in the beginning and 852.5MB in the end (delta: 676.3MB). Free memory was 121.7MB in the beginning and 580.5MB in the end (delta: -458.7MB). Peak memory consumption was 218.6MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,518 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:34:31,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1179.47ms. Allocated memory was 176.2MB in the beginning and 218.1MB in the end (delta: 41.9MB). Free memory was 121.7MB in the beginning and 103.6MB in the end (delta: 18.1MB). Peak memory consumption was 96.2MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 335.88ms. Allocated memory is still 218.1MB. Free memory was 103.6MB in the beginning and 71.1MB in the end (delta: 32.5MB). Peak memory consumption was 46.7MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,520 INFO L158 Benchmark]: Boogie Preprocessor took 627.35ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 71.1MB in the beginning and 299.9MB in the end (delta: -228.8MB). Peak memory consumption was 38.6MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,520 INFO L158 Benchmark]: RCFGBuilder took 25585.33ms. Allocated memory was 436.2MB in the beginning and 852.5MB in the end (delta: 416.3MB). Free memory was 299.3MB in the beginning and 673.3MB in the end (delta: -373.9MB). Peak memory consumption was 548.6MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,520 INFO L158 Benchmark]: TraceAbstraction took 506.29ms. Allocated memory is still 852.5MB. Free memory was 672.7MB in the beginning and 580.5MB in the end (delta: 92.3MB). Peak memory consumption was 92.3MB. Max. memory is 8.0GB. [2023-12-16 20:34:31,523 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1179.47ms. Allocated memory was 176.2MB in the beginning and 218.1MB in the end (delta: 41.9MB). Free memory was 121.7MB in the beginning and 103.6MB in the end (delta: 18.1MB). Peak memory consumption was 96.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 335.88ms. Allocated memory is still 218.1MB. Free memory was 103.6MB in the beginning and 71.1MB in the end (delta: 32.5MB). Peak memory consumption was 46.7MB. Max. memory is 8.0GB. * Boogie Preprocessor took 627.35ms. Allocated memory was 218.1MB in the beginning and 436.2MB in the end (delta: 218.1MB). Free memory was 71.1MB in the beginning and 299.9MB in the end (delta: -228.8MB). Peak memory consumption was 38.6MB. Max. memory is 8.0GB. * RCFGBuilder took 25585.33ms. Allocated memory was 436.2MB in the beginning and 852.5MB in the end (delta: 416.3MB). Free memory was 299.3MB in the beginning and 673.3MB in the end (delta: -373.9MB). Peak memory consumption was 548.6MB. Max. memory is 8.0GB. * TraceAbstraction took 506.29ms. Allocated memory is still 852.5MB. Free memory was 672.7MB in the beginning and 580.5MB in the end (delta: 92.3MB). Peak memory consumption was 92.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 206. 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_72 = 0; [L40] const SORT_2 var_85 = 1; [L41] const SORT_4 var_87 = 0; [L42] const SORT_3 var_88 = 0; [L43] const SORT_2 var_90 = 15; [L44] const SORT_4 var_95 = 2; [L45] const SORT_2 var_101 = 0; [L46] const SORT_2 var_102 = 2; [L47] const SORT_4 var_111 = 1; [L48] const SORT_4 var_249 = 3; [L49] const SORT_4 var_294 = 4; [L50] const SORT_4 var_339 = 5; [L51] const SORT_4 var_384 = 6; [L52] const SORT_4 var_429 = 7; [L53] const SORT_4 var_474 = 8; [L54] const SORT_4 var_519 = 9; [L55] const SORT_4 var_564 = 10; [L56] const SORT_4 var_609 = 11; [L57] const SORT_4 var_654 = 12; [L58] const SORT_4 var_699 = 13; [L59] const SORT_4 var_744 = 14; [L60] const SORT_4 var_789 = 15; [L61] const SORT_4 var_832 = 16; [L62] const SORT_4 var_877 = 17; [L63] const SORT_4 var_922 = 18; [L64] const SORT_4 var_967 = 19; [L65] const SORT_4 var_1012 = 20; [L66] const SORT_4 var_1057 = 21; [L67] const SORT_4 var_1102 = 22; [L68] const SORT_4 var_1147 = 23; [L69] const SORT_4 var_1192 = 24; [L70] const SORT_4 var_1237 = 25; [L71] const SORT_4 var_1282 = 26; [L72] const SORT_4 var_1327 = 27; [L73] const SORT_4 var_1372 = 28; [L74] const SORT_4 var_1417 = 29; [L75] const SORT_4 var_1462 = 30; [L76] const SORT_4 var_1756 = 4294967295; [L78] SORT_1 input_86; [L79] SORT_1 input_104; [L80] SORT_1 input_110; [L81] SORT_1 input_118; [L82] SORT_1 input_124; [L83] SORT_1 input_131; [L84] SORT_1 input_137; [L85] SORT_1 input_144; [L86] SORT_1 input_1532; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L88] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L89] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L90] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L91] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L92] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L93] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L94] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L101] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L102] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L103] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L104] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L105] SORT_2 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L106] SORT_2 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L107] SORT_2 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L108] SORT_2 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L109] SORT_2 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L110] SORT_2 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L111] SORT_2 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L112] SORT_2 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L113] SORT_2 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L114] SORT_2 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L115] SORT_2 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L116] SORT_2 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L117] SORT_2 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L118] SORT_2 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L119] SORT_2 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L120] SORT_2 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L121] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L122] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L123] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L124] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L125] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L127] SORT_2 init_7_arg_1 = var_5; [L128] state_6 = init_7_arg_1 [L129] SORT_2 init_9_arg_1 = var_5; [L130] state_8 = init_9_arg_1 [L131] SORT_2 init_11_arg_1 = var_5; [L132] state_10 = init_11_arg_1 [L133] SORT_2 init_13_arg_1 = var_5; [L134] state_12 = init_13_arg_1 [L135] SORT_2 init_15_arg_1 = var_5; [L136] state_14 = init_15_arg_1 [L137] SORT_2 init_17_arg_1 = var_5; [L138] state_16 = init_17_arg_1 [L139] SORT_2 init_19_arg_1 = var_5; [L140] state_18 = init_19_arg_1 [L141] SORT_2 init_21_arg_1 = var_5; [L142] state_20 = init_21_arg_1 [L143] SORT_2 init_23_arg_1 = var_5; [L144] state_22 = init_23_arg_1 [L145] SORT_2 init_25_arg_1 = var_5; [L146] state_24 = init_25_arg_1 [L147] SORT_2 init_27_arg_1 = var_5; [L148] state_26 = init_27_arg_1 [L149] SORT_2 init_29_arg_1 = var_5; [L150] state_28 = init_29_arg_1 [L151] SORT_2 init_31_arg_1 = var_5; [L152] state_30 = init_31_arg_1 [L153] SORT_2 init_33_arg_1 = var_5; [L154] state_32 = init_33_arg_1 [L155] SORT_2 init_35_arg_1 = var_5; [L156] state_34 = init_35_arg_1 [L157] SORT_2 init_37_arg_1 = var_5; [L158] state_36 = init_37_arg_1 [L159] SORT_2 init_39_arg_1 = var_5; [L160] state_38 = init_39_arg_1 [L161] SORT_2 init_41_arg_1 = var_5; [L162] state_40 = init_41_arg_1 [L163] SORT_2 init_43_arg_1 = var_5; [L164] state_42 = init_43_arg_1 [L165] SORT_2 init_45_arg_1 = var_5; [L166] state_44 = init_45_arg_1 [L167] SORT_2 init_47_arg_1 = var_5; [L168] state_46 = init_47_arg_1 [L169] SORT_2 init_49_arg_1 = var_5; [L170] state_48 = init_49_arg_1 [L171] SORT_2 init_51_arg_1 = var_5; [L172] state_50 = init_51_arg_1 [L173] SORT_2 init_53_arg_1 = var_5; [L174] state_52 = init_53_arg_1 [L175] SORT_2 init_55_arg_1 = var_5; [L176] state_54 = init_55_arg_1 [L177] SORT_2 init_57_arg_1 = var_5; [L178] state_56 = init_57_arg_1 [L179] SORT_2 init_59_arg_1 = var_5; [L180] state_58 = init_59_arg_1 [L181] SORT_2 init_61_arg_1 = var_5; [L182] state_60 = init_61_arg_1 [L183] SORT_2 init_63_arg_1 = var_5; [L184] state_62 = init_63_arg_1 [L185] SORT_2 init_65_arg_1 = var_5; [L186] state_64 = init_65_arg_1 [L187] SORT_2 init_67_arg_1 = var_5; [L188] state_66 = init_67_arg_1 [L189] SORT_2 init_69_arg_1 = var_5; [L190] state_68 = init_69_arg_1 [L191] SORT_2 init_71_arg_1 = var_5; [L192] state_70 = init_71_arg_1 [L193] SORT_1 init_74_arg_1 = var_72; [L194] state_73 = init_74_arg_1 [L195] SORT_1 init_76_arg_1 = var_72; [L196] state_75 = init_76_arg_1 [L197] SORT_1 init_78_arg_1 = var_72; [L198] state_77 = init_78_arg_1 [L199] SORT_1 init_80_arg_1 = var_72; [L200] state_79 = init_80_arg_1 [L201] SORT_1 init_82_arg_1 = var_72; [L202] state_81 = init_82_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_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_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_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_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_6=0, state_70=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_8=0, var_1012=20, var_101=0, var_102=2, var_1057=21, var_1102=22, var_111=1, var_1147=23, var_1192=24, var_1237=25, var_1282=26, var_1327=27, var_1372=28, var_1417=29, var_1462=30, var_1756=4294967295, var_249=3, var_294=4, var_339=5, var_384=6, var_429=7, var_474=8, var_519=9, var_564=10, var_5=0, var_609=11, var_654=12, var_699=13, var_72=0, var_744=14, var_789=15, var_832=16, var_85=1, var_877=17, var_87=0, var_88=0, var_90=15, var_922=18, var_95=2, var_967=19] [L205] input_86 = __VERIFIER_nondet_uchar() [L206] EXPR input_86 & mask_SORT_1 [L206] input_86 = input_86 & mask_SORT_1 [L207] input_104 = __VERIFIER_nondet_uchar() [L208] EXPR input_104 & mask_SORT_1 [L208] input_104 = input_104 & mask_SORT_1 [L209] input_110 = __VERIFIER_nondet_uchar() [L210] EXPR input_110 & mask_SORT_1 [L210] input_110 = input_110 & 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_124 = __VERIFIER_nondet_uchar() [L214] EXPR input_124 & mask_SORT_1 [L214] input_124 = input_124 & mask_SORT_1 [L215] input_131 = __VERIFIER_nondet_uchar() [L216] EXPR input_131 & mask_SORT_1 [L216] input_131 = input_131 & mask_SORT_1 [L217] input_137 = __VERIFIER_nondet_uchar() [L218] EXPR input_137 & mask_SORT_1 [L218] input_137 = input_137 & mask_SORT_1 [L219] input_144 = __VERIFIER_nondet_uchar() [L220] EXPR input_144 & mask_SORT_1 [L220] input_144 = input_144 & mask_SORT_1 [L221] input_1532 = __VERIFIER_nondet_uchar() [L224] SORT_1 var_83_arg_0 = state_79; [L225] SORT_1 var_83_arg_1 = ~state_81; [L226] EXPR var_83_arg_1 & mask_SORT_1 [L226] var_83_arg_1 = var_83_arg_1 & mask_SORT_1 [L227] EXPR var_83_arg_0 & var_83_arg_1 [L227] SORT_1 var_83 = var_83_arg_0 & var_83_arg_1; [L228] EXPR var_83 & mask_SORT_1 [L228] var_83 = var_83 & mask_SORT_1 [L229] SORT_1 bad_84_arg_0 = var_83; [L230] CALL __VERIFIER_assert(!(bad_84_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: 0.4s, 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 20:34:31,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...