/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.vis_arrays_am2910_p1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:56:00,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:56:00,122 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 20:56:00,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:56:00,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:56:00,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:56:00,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:56:00,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:56:00,154 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:56:00,156 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:56:00,157 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:56:00,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:56:00,157 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:56:00,158 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:56:00,158 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:56:00,159 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:56:00,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:56:00,159 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:56:00,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:56:00,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:56:00,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:56:00,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:56:00,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:56:00,161 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:56:00,161 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:56:00,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:56:00,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:56:00,162 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:56:00,162 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:56:00,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:00,163 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:56:00,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:56:00,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:56:00,163 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:56:00,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:56:00,163 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:56:00,164 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:56:00,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:56:00,164 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:56:00,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:56:00,164 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:56:00,369 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:56:00,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:56:00,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:56:00,386 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:56:00,388 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:56:00,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2023-12-16 20:56:01,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:56:01,668 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:56:01,669 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2023-12-16 20:56:01,685 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f118b8d96/96857e79df8e48629c9a56cb046beb40/FLAG0ed6672cf [2023-12-16 20:56:01,715 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f118b8d96/96857e79df8e48629c9a56cb046beb40 [2023-12-16 20:56:01,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:56:01,719 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:56:01,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:01,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:56:01,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:56:01,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:01" (1/1) ... [2023-12-16 20:56:01,725 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34cce12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:01, skipping insertion in model container [2023-12-16 20:56:01,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:56:01" (1/1) ... [2023-12-16 20:56:01,775 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:56:01,948 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.vis_arrays_am2910_p1.c[1260,1273] [2023-12-16 20:56:02,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:02,256 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:56:02,263 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.vis_arrays_am2910_p1.c[1260,1273] [2023-12-16 20:56:02,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:56:02,382 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:56:02,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02 WrapperNode [2023-12-16 20:56:02,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:56:02,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:02,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:56:02,383 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:56:02,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,522 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2923 [2023-12-16 20:56:02,522 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:56:02,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:56:02,523 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:56:02,523 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:56:02,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,564 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,611 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 20:56:02,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:56:02,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:56:02,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:56:02,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:56:02,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (1/1) ... [2023-12-16 20:56:02,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:56:02,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:56:02,737 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 20:56:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:56:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:56:02,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:56:02,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:56:02,796 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 20:56:03,242 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:56:03,243 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:56:05,702 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:56:05,769 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:56:05,769 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:56:05,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:05 BoogieIcfgContainer [2023-12-16 20:56:05,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:56:05,771 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:56:05,771 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:56:05,773 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:56:05,773 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:56:01" (1/3) ... [2023-12-16 20:56:05,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728afcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:05, skipping insertion in model container [2023-12-16 20:56:05,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:56:02" (2/3) ... [2023-12-16 20:56:05,774 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@728afcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:56:05, skipping insertion in model container [2023-12-16 20:56:05,774 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:56:05" (3/3) ... [2023-12-16 20:56:05,775 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p1.c [2023-12-16 20:56:05,786 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:56:05,786 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:56:05,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:56:05,818 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;@35f4ce59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:56:05,818 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:56:05,821 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 20:56:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:56:05,824 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:56:05,825 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:56:05,825 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:56:05,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:56:05,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:56:05,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:56:05,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868534766] [2023-12-16 20:56:05,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:56:05,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:56:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:06,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:56:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:56:06,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:56:06,299 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:56:06,300 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:56:06,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:56:06,306 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:56:06,308 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:56:06,337 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:56:06,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:56:06 BoogieIcfgContainer [2023-12-16 20:56:06,355 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:56:06,357 INFO L158 Benchmark]: Toolchain (without parser) took 4637.23ms. Allocated memory was 204.5MB in the beginning and 460.3MB in the end (delta: 255.9MB). Free memory was 154.9MB in the beginning and 278.3MB in the end (delta: -123.4MB). Peak memory consumption was 131.6MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,357 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 204.5MB. Free memory is still 161.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:56:06,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.64ms. Allocated memory is still 204.5MB. Free memory was 154.5MB in the beginning and 138.4MB in the end (delta: 16.2MB). Peak memory consumption was 48.1MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.36ms. Allocated memory is still 204.5MB. Free memory was 138.4MB in the beginning and 116.3MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,362 INFO L158 Benchmark]: Boogie Preprocessor took 176.88ms. Allocated memory is still 204.5MB. Free memory was 116.3MB in the beginning and 96.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,363 INFO L158 Benchmark]: RCFGBuilder took 3068.53ms. Allocated memory was 204.5MB in the beginning and 460.3MB in the end (delta: 255.9MB). Free memory was 96.4MB in the beginning and 333.3MB in the end (delta: -236.9MB). Peak memory consumption was 214.5MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,363 INFO L158 Benchmark]: TraceAbstraction took 584.61ms. Allocated memory is still 460.3MB. Free memory was 332.8MB in the beginning and 278.3MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 8.0GB. [2023-12-16 20:56:06,367 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 204.5MB. Free memory is still 161.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 661.64ms. Allocated memory is still 204.5MB. Free memory was 154.5MB in the beginning and 138.4MB in the end (delta: 16.2MB). Peak memory consumption was 48.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 139.36ms. Allocated memory is still 204.5MB. Free memory was 138.4MB in the beginning and 116.3MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 176.88ms. Allocated memory is still 204.5MB. Free memory was 116.3MB in the beginning and 96.4MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * RCFGBuilder took 3068.53ms. Allocated memory was 204.5MB in the beginning and 460.3MB in the end (delta: 255.9MB). Free memory was 96.4MB in the beginning and 333.3MB in the end (delta: -236.9MB). Peak memory consumption was 214.5MB. Max. memory is 8.0GB. * TraceAbstraction took 584.61ms. Allocated memory is still 460.3MB. Free memory was 332.8MB in the beginning and 278.3MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. 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 146. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 12) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 12); [L27] EXPR (SORT_1)1 << (12 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (12 - 1); [L29] EXPR (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 1) [L29] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 1); [L30] EXPR (SORT_6)1 << (1 - 1) [L30] const SORT_6 msb_SORT_6 = (SORT_6)1 << (1 - 1); [L32] EXPR (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 4) [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 4); [L33] EXPR (SORT_11)1 << (4 - 1) [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (4 - 1); [L35] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 32); [L36] const SORT_37 msb_SORT_37 = (SORT_37)1 << (32 - 1); [L38] EXPR (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 3) [L38] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 3); [L39] EXPR (SORT_41)1 << (3 - 1) [L39] const SORT_41 msb_SORT_41 = (SORT_41)1 << (3 - 1); [L41] EXPR (SORT_289)-1 >> (sizeof(SORT_289) * 8 - 2) [L41] const SORT_289 mask_SORT_289 = (SORT_289)-1 >> (sizeof(SORT_289) * 8 - 2); [L42] EXPR (SORT_289)1 << (2 - 1) [L42] const SORT_289 msb_SORT_289 = (SORT_289)1 << (2 - 1); [L44] EXPR (SORT_293)-1 >> (sizeof(SORT_293) * 8 - 5) [L44] const SORT_293 mask_SORT_293 = (SORT_293)-1 >> (sizeof(SORT_293) * 8 - 5); [L45] EXPR (SORT_293)1 << (5 - 1) [L45] const SORT_293 msb_SORT_293 = (SORT_293)1 << (5 - 1); [L47] EXPR (SORT_295)-1 >> (sizeof(SORT_295) * 8 - 6) [L47] const SORT_295 mask_SORT_295 = (SORT_295)-1 >> (sizeof(SORT_295) * 8 - 6); [L48] EXPR (SORT_295)1 << (6 - 1) [L48] const SORT_295 msb_SORT_295 = (SORT_295)1 << (6 - 1); [L50] EXPR (SORT_297)-1 >> (sizeof(SORT_297) * 8 - 7) [L50] const SORT_297 mask_SORT_297 = (SORT_297)-1 >> (sizeof(SORT_297) * 8 - 7); [L51] EXPR (SORT_297)1 << (7 - 1) [L51] const SORT_297 msb_SORT_297 = (SORT_297)1 << (7 - 1); [L53] EXPR (SORT_299)-1 >> (sizeof(SORT_299) * 8 - 8) [L53] const SORT_299 mask_SORT_299 = (SORT_299)-1 >> (sizeof(SORT_299) * 8 - 8); [L54] EXPR (SORT_299)1 << (8 - 1) [L54] const SORT_299 msb_SORT_299 = (SORT_299)1 << (8 - 1); [L56] EXPR (SORT_301)-1 >> (sizeof(SORT_301) * 8 - 9) [L56] const SORT_301 mask_SORT_301 = (SORT_301)-1 >> (sizeof(SORT_301) * 8 - 9); [L57] EXPR (SORT_301)1 << (9 - 1) [L57] const SORT_301 msb_SORT_301 = (SORT_301)1 << (9 - 1); [L59] EXPR (SORT_303)-1 >> (sizeof(SORT_303) * 8 - 10) [L59] const SORT_303 mask_SORT_303 = (SORT_303)-1 >> (sizeof(SORT_303) * 8 - 10); [L60] EXPR (SORT_303)1 << (10 - 1) [L60] const SORT_303 msb_SORT_303 = (SORT_303)1 << (10 - 1); [L62] EXPR (SORT_305)-1 >> (sizeof(SORT_305) * 8 - 11) [L62] const SORT_305 mask_SORT_305 = (SORT_305)-1 >> (sizeof(SORT_305) * 8 - 11); [L63] EXPR (SORT_305)1 << (11 - 1) [L63] const SORT_305 msb_SORT_305 = (SORT_305)1 << (11 - 1); [L65] const SORT_1 var_16 = 0; [L66] const SORT_6 var_21 = 0; [L67] const SORT_37 var_39 = 0; [L68] const SORT_41 var_42 = 0; [L69] const SORT_41 var_45 = 6; [L70] const SORT_41 var_47 = 7; [L71] const SORT_6 var_53 = 1; [L72] const SORT_11 var_57 = 2; [L73] const SORT_11 var_62 = 9; [L74] const SORT_11 var_70 = 15; [L75] const SORT_11 var_75 = 1; [L76] const SORT_11 var_77 = 3; [L77] const SORT_11 var_80 = 5; [L78] const SORT_11 var_83 = 7; [L79] const SORT_11 var_86 = 11; [L80] const SORT_11 var_108 = 8; [L81] const SORT_11 var_112 = 10; [L82] const SORT_11 var_116 = 13; [L83] const SORT_11 var_127 = 4; [L84] const SORT_11 var_129 = 12; [L85] const SORT_11 var_132 = 14; [L86] const SORT_11 var_138 = 6; [L87] const SORT_11 var_165 = 0; [L88] const SORT_41 var_209 = 1; [L89] const SORT_41 var_211 = 5; [L90] const SORT_1 var_229 = 4095; [L91] const SORT_1 var_569 = 1; [L92] const SORT_305 var_577 = 0; [L94] SORT_1 input_2; [L95] SORT_1 input_3; [L96] SORT_1 input_4; [L97] SORT_1 input_5; [L98] SORT_6 input_7; [L99] SORT_6 input_8; [L100] SORT_6 input_9; [L101] SORT_1 input_10; [L102] SORT_11 input_12; [L103] SORT_6 input_13; [L104] SORT_6 input_14; [L105] SORT_6 input_15; [L106] SORT_1 input_216; [L107] SORT_41 input_219; [L109] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L109] SORT_1 state_17 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L110] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L110] SORT_1 state_19 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L111] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L111] SORT_1 state_23 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L112] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L112] SORT_1 state_25 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L113] SORT_1 state_29 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L114] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L114] SORT_1 state_31 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_41 [L115] SORT_41 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_41; [L116] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L116] SORT_1 state_59 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L117] EXPR __VERIFIER_nondet_ushort() & mask_SORT_1 [L117] SORT_1 state_125 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L119] SORT_1 init_18_arg_1 = var_16; [L120] state_17 = init_18_arg_1 [L121] SORT_1 init_20_arg_1 = var_16; [L122] state_19 = init_20_arg_1 [L123] SORT_1 init_24_arg_1 = var_16; [L124] state_23 = init_24_arg_1 [L125] SORT_1 init_26_arg_1 = var_16; [L126] state_25 = init_26_arg_1 [L127] SORT_1 init_30_arg_1 = var_16; [L128] state_29 = init_30_arg_1 [L129] SORT_1 init_32_arg_1 = var_16; [L130] state_31 = init_32_arg_1 [L131] SORT_41 init_44_arg_1 = var_42; [L132] state_43 = init_44_arg_1 [L133] SORT_1 init_60_arg_1 = var_16; [L134] state_59 = init_60_arg_1 [L135] SORT_1 init_126_arg_1 = var_16; [L136] state_125 = init_126_arg_1 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, mask_SORT_11=0, mask_SORT_1=0, mask_SORT_289=0, mask_SORT_293=0, mask_SORT_295=0, mask_SORT_297=0, mask_SORT_299=0, mask_SORT_301=0, mask_SORT_303=0, mask_SORT_305=0, mask_SORT_41=0, mask_SORT_6=0, msb_SORT_11=0, msb_SORT_1=0, msb_SORT_289=0, msb_SORT_293=0, msb_SORT_295=0, msb_SORT_297=0, msb_SORT_299=0, msb_SORT_301=0, msb_SORT_303=0, msb_SORT_305=0, msb_SORT_41=0, msb_SORT_6=0, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_165=0, var_16=0, var_209=1, var_211=5, var_21=0, var_229=4095, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_577=0, var_57=2, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L139] input_2 = __VERIFIER_nondet_ushort() [L140] input_3 = __VERIFIER_nondet_ushort() [L141] input_4 = __VERIFIER_nondet_ushort() [L142] input_5 = __VERIFIER_nondet_ushort() [L143] input_7 = __VERIFIER_nondet_uchar() [L144] input_8 = __VERIFIER_nondet_uchar() [L145] input_9 = __VERIFIER_nondet_uchar() [L146] EXPR input_9 & mask_SORT_6 [L146] input_9 = input_9 & mask_SORT_6 [L147] input_10 = __VERIFIER_nondet_ushort() [L148] input_12 = __VERIFIER_nondet_uchar() [L149] EXPR input_12 & mask_SORT_11 [L149] input_12 = input_12 & mask_SORT_11 [L150] input_13 = __VERIFIER_nondet_uchar() [L151] input_14 = __VERIFIER_nondet_uchar() [L152] input_15 = __VERIFIER_nondet_uchar() [L153] input_216 = __VERIFIER_nondet_ushort() [L154] input_219 = __VERIFIER_nondet_uchar() [L157] SORT_6 var_34_arg_0 = var_21; [L158] SORT_1 var_34_arg_1 = input_5; [L159] SORT_1 var_34_arg_2 = input_4; [L160] SORT_1 var_34 = var_34_arg_0 ? var_34_arg_1 : var_34_arg_2; [L161] SORT_6 var_33_arg_0 = var_21; [L162] SORT_1 var_33_arg_1 = state_31; [L163] SORT_1 var_33_arg_2 = state_29; [L164] SORT_1 var_33 = var_33_arg_0 ? var_33_arg_1 : var_33_arg_2; [L165] SORT_6 var_35_arg_0 = var_21; [L166] SORT_1 var_35_arg_1 = var_34; [L167] SORT_1 var_35_arg_2 = var_33; [L168] SORT_1 var_35 = var_35_arg_0 ? var_35_arg_1 : var_35_arg_2; [L169] SORT_6 var_27_arg_0 = var_21; [L170] SORT_1 var_27_arg_1 = state_25; [L171] SORT_1 var_27_arg_2 = state_23; [L172] SORT_1 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L173] SORT_6 var_22_arg_0 = var_21; [L174] SORT_1 var_22_arg_1 = state_19; [L175] SORT_1 var_22_arg_2 = state_17; [L176] SORT_1 var_22 = var_22_arg_0 ? var_22_arg_1 : var_22_arg_2; [L177] SORT_6 var_28_arg_0 = var_21; [L178] SORT_1 var_28_arg_1 = var_27; [L179] SORT_1 var_28_arg_2 = var_22; [L180] SORT_1 var_28 = var_28_arg_0 ? var_28_arg_1 : var_28_arg_2; [L181] SORT_6 var_36_arg_0 = var_21; [L182] SORT_1 var_36_arg_1 = var_35; [L183] SORT_1 var_36_arg_2 = var_28; [L184] SORT_1 var_36 = var_36_arg_0 ? var_36_arg_1 : var_36_arg_2; [L185] SORT_1 var_38_arg_0 = var_36; [L186] EXPR var_38_arg_0 & mask_SORT_1 [L186] var_38_arg_0 = var_38_arg_0 & mask_SORT_1 [L187] SORT_37 var_38 = var_38_arg_0; [L188] SORT_37 var_40_arg_0 = var_38; [L189] SORT_37 var_40_arg_1 = var_39; [L190] SORT_6 var_40 = var_40_arg_0 == var_40_arg_1; [L191] SORT_41 var_46_arg_0 = state_43; [L192] SORT_41 var_46_arg_1 = var_45; [L193] SORT_6 var_46 = var_46_arg_0 != var_46_arg_1; [L194] SORT_41 var_48_arg_0 = state_43; [L195] SORT_41 var_48_arg_1 = var_47; [L196] SORT_6 var_48 = var_48_arg_0 != var_48_arg_1; [L197] SORT_6 var_49_arg_0 = var_46; [L198] SORT_6 var_49_arg_1 = var_48; [L199] EXPR var_49_arg_0 | var_49_arg_1 [L199] SORT_6 var_49 = var_49_arg_0 | var_49_arg_1; [L200] SORT_6 var_50_arg_0 = var_40; [L201] SORT_6 var_50_arg_1 = var_49; [L202] EXPR var_50_arg_0 & var_50_arg_1 [L202] SORT_6 var_50 = var_50_arg_0 & var_50_arg_1; [L203] SORT_6 var_54_arg_0 = var_50; [L204] SORT_6 var_54 = ~var_54_arg_0; [L205] SORT_6 var_55_arg_0 = var_53; [L206] SORT_6 var_55_arg_1 = var_54; [L207] EXPR var_55_arg_0 & var_55_arg_1 [L207] SORT_6 var_55 = var_55_arg_0 & var_55_arg_1; [L208] EXPR var_55 & mask_SORT_6 [L208] var_55 = var_55 & mask_SORT_6 [L209] SORT_6 bad_56_arg_0 = var_55; [L210] CALL __VERIFIER_assert(!(bad_56_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: 0.5s, 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, 0.2s 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 20:56:06,399 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...