/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_QF_BV_s1269b_p1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:55:52,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:55:52,758 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 20:55:52,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:55:52,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:55:52,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:55:52,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:55:52,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:55:52,787 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:55:52,789 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:55:52,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:55:52,790 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:55:52,790 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:55:52,791 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:55:52,791 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:55:52,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:55:52,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:55:52,792 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:55:52,792 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:55:52,792 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:55:52,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:55:52,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:55:52,793 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:55:52,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:55:52,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:55:52,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:55:52,794 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:55:52,794 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:55:52,794 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:55:52,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:55:52,795 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:55:52,796 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:55:52,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:55:52,797 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:55:52,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:55:53,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:55:53,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:55:53,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:55:53,017 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:55:53,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p1.c [2023-12-16 20:55:54,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:55:54,221 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:55:54,221 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.vis_QF_BV_s1269b_p1.c [2023-12-16 20:55:54,230 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352b1b97b/00eddd636d72497b8c7fae6aad9155c2/FLAG80a7bf087 [2023-12-16 20:55:54,242 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352b1b97b/00eddd636d72497b8c7fae6aad9155c2 [2023-12-16 20:55:54,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:55:54,245 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:55:54,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:55:54,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:55:54,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:55:54,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5cd939 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54, skipping insertion in model container [2023-12-16 20:55:54,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:55:54,415 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_QF_BV_s1269b_p1.c[1259,1272] [2023-12-16 20:55:54,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:55:54,576 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:55:54,583 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_QF_BV_s1269b_p1.c[1259,1272] [2023-12-16 20:55:54,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:55:54,661 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:55:54,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54 WrapperNode [2023-12-16 20:55:54,661 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:55:54,662 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:55:54,662 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:55:54,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:55:54,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,741 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1272 [2023-12-16 20:55:54,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:55:54,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:55:54,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:55:54,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:55:54,749 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,806 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 20:55:54,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,822 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,828 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,831 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,839 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:55:54,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:55:54,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:55:54,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:55:54,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (1/1) ... [2023-12-16 20:55:54,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:55:54,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:55:54,880 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 20:55:54,891 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 20:55:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:55:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:55:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:55:54,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:55:55,120 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:55:55,122 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:55:55,865 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:55:55,915 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:55:55,915 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:55:55,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:55:55 BoogieIcfgContainer [2023-12-16 20:55:55,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:55:55,918 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:55:55,918 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:55:55,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:55:55,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:55:54" (1/3) ... [2023-12-16 20:55:55,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e862504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:55:55, skipping insertion in model container [2023-12-16 20:55:55,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:55:54" (2/3) ... [2023-12-16 20:55:55,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e862504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:55:55, skipping insertion in model container [2023-12-16 20:55:55,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:55:55" (3/3) ... [2023-12-16 20:55:55,922 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_QF_BV_s1269b_p1.c [2023-12-16 20:55:55,933 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:55:55,933 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:55:55,966 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:55:55,970 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;@c6b9b3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:55:55,970 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:55:55,973 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 20:55:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:55:55,977 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:55:55,978 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:55:55,978 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:55:55,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:55:55,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:55:55,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:55:55,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894585848] [2023-12-16 20:55:55,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:55:55,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:55:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:55:56,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:55:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:55:56,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:55:56,192 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:55:56,193 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:55:56,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:55:56,197 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:55:56,200 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:55:56,229 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:55:56,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:55:56 BoogieIcfgContainer [2023-12-16 20:55:56,242 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:55:56,243 INFO L158 Benchmark]: Toolchain (without parser) took 1997.11ms. Allocated memory was 178.3MB in the beginning and 226.5MB in the end (delta: 48.2MB). Free memory was 130.6MB in the beginning and 152.4MB in the end (delta: -21.8MB). Peak memory consumption was 26.9MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,244 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:55:56,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.74ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 93.9MB in the end (delta: 36.3MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.01ms. Allocated memory is still 178.3MB. Free memory was 93.9MB in the beginning and 84.5MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,248 INFO L158 Benchmark]: Boogie Preprocessor took 97.32ms. Allocated memory is still 178.3MB. Free memory was 84.5MB in the beginning and 139.4MB in the end (delta: -55.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,249 INFO L158 Benchmark]: RCFGBuilder took 1077.31ms. Allocated memory was 178.3MB in the beginning and 226.5MB in the end (delta: 48.2MB). Free memory was 139.4MB in the beginning and 182.2MB in the end (delta: -42.8MB). Peak memory consumption was 94.0MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,249 INFO L158 Benchmark]: TraceAbstraction took 323.84ms. Allocated memory is still 226.5MB. Free memory was 181.2MB in the beginning and 152.4MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-16 20:55:56,254 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 135.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 414.74ms. Allocated memory is still 178.3MB. Free memory was 130.2MB in the beginning and 93.9MB in the end (delta: 36.3MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 79.01ms. Allocated memory is still 178.3MB. Free memory was 93.9MB in the beginning and 84.5MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 97.32ms. Allocated memory is still 178.3MB. Free memory was 84.5MB in the beginning and 139.4MB in the end (delta: -55.0MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 1077.31ms. Allocated memory was 178.3MB in the beginning and 226.5MB in the end (delta: 48.2MB). Free memory was 139.4MB in the beginning and 182.2MB in the end (delta: -42.8MB). Peak memory consumption was 94.0MB. Max. memory is 8.0GB. * TraceAbstraction took 323.84ms. Allocated memory is still 226.5MB. Free memory was 181.2MB in the beginning and 152.4MB in the end (delta: 28.8MB). Peak memory consumption was 28.3MB. 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 124. Possible FailurePath: [L26] EXPR (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3) [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 3); [L27] EXPR (SORT_1)1 << (3 - 1) [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (3 - 1); [L29] EXPR (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1) [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] EXPR (SORT_3)1 << (1 - 1) [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] EXPR (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8) [L32] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L33] EXPR (SORT_12)1 << (8 - 1) [L33] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 1); [L35] const SORT_36 mask_SORT_36 = (SORT_36)-1 >> (sizeof(SORT_36) * 8 - 32); [L36] const SORT_36 msb_SORT_36 = (SORT_36)1 << (32 - 1); [L38] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 24); [L39] const SORT_41 msb_SORT_41 = (SORT_41)1 << (24 - 1); [L41] EXPR (SORT_81)-1 >> (sizeof(SORT_81) * 8 - 2) [L41] const SORT_81 mask_SORT_81 = (SORT_81)-1 >> (sizeof(SORT_81) * 8 - 2); [L42] EXPR (SORT_81)1 << (2 - 1) [L42] const SORT_81 msb_SORT_81 = (SORT_81)1 << (2 - 1); [L44] EXPR (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4) [L44] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 4); [L45] EXPR (SORT_181)1 << (4 - 1) [L45] const SORT_181 msb_SORT_181 = (SORT_181)1 << (4 - 1); [L47] EXPR (SORT_183)-1 >> (sizeof(SORT_183) * 8 - 5) [L47] const SORT_183 mask_SORT_183 = (SORT_183)-1 >> (sizeof(SORT_183) * 8 - 5); [L48] EXPR (SORT_183)1 << (5 - 1) [L48] const SORT_183 msb_SORT_183 = (SORT_183)1 << (5 - 1); [L50] EXPR (SORT_185)-1 >> (sizeof(SORT_185) * 8 - 6) [L50] const SORT_185 mask_SORT_185 = (SORT_185)-1 >> (sizeof(SORT_185) * 8 - 6); [L51] EXPR (SORT_185)1 << (6 - 1) [L51] const SORT_185 msb_SORT_185 = (SORT_185)1 << (6 - 1); [L53] EXPR (SORT_187)-1 >> (sizeof(SORT_187) * 8 - 7) [L53] const SORT_187 mask_SORT_187 = (SORT_187)-1 >> (sizeof(SORT_187) * 8 - 7); [L54] EXPR (SORT_187)1 << (7 - 1) [L54] const SORT_187 msb_SORT_187 = (SORT_187)1 << (7 - 1); [L56] const SORT_3 var_14 = 0; [L57] const SORT_3 var_32 = 1; [L58] const SORT_36 var_37 = 0; [L59] const SORT_12 var_38 = 0; [L60] const SORT_41 var_42 = 0; [L61] const SORT_1 var_84 = 0; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_3 input_5; [L66] SORT_3 input_6; [L67] SORT_3 input_7; [L68] SORT_3 input_8; [L69] SORT_3 input_9; [L70] SORT_3 input_10; [L71] SORT_3 input_11; [L72] SORT_12 input_13; [L73] SORT_3 input_341; [L74] SORT_12 input_352; [L75] SORT_12 input_354; [L76] SORT_12 input_365; [L77] SORT_12 input_366; [L78] SORT_12 input_367; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L80] SORT_3 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L81] SORT_3 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L82] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L83] SORT_3 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L84] SORT_3 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_12 [L85] SORT_12 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_12 [L86] SORT_12 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L87] SORT_3 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L88] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_12 [L89] SORT_12 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L90] SORT_3 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L91] SORT_3 state_333 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L92] SORT_3 state_337 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] SORT_3 init_16_arg_1 = var_14; [L95] state_15 = init_16_arg_1 [L96] SORT_3 init_18_arg_1 = var_14; [L97] state_17 = init_18_arg_1 [L98] SORT_3 init_21_arg_1 = var_14; [L99] state_20 = init_21_arg_1 [L100] SORT_3 init_24_arg_1 = var_14; [L101] state_23 = init_24_arg_1 [L102] SORT_3 init_28_arg_1 = var_14; [L103] state_27 = init_28_arg_1 [L104] SORT_12 init_40_arg_1 = var_38; [L105] state_39 = init_40_arg_1 [L106] SORT_12 init_53_arg_1 = var_38; [L107] state_52 = init_53_arg_1 [L108] SORT_3 init_62_arg_1 = var_14; [L109] state_61 = init_62_arg_1 [L110] SORT_1 init_86_arg_1 = var_84; [L111] state_85 = init_86_arg_1 [L112] SORT_12 init_91_arg_1 = var_38; [L113] state_90 = init_91_arg_1 [L114] SORT_3 init_100_arg_1 = var_14; [L115] state_99 = init_100_arg_1 [L116] SORT_3 init_334_arg_1 = var_14; [L117] state_333 = init_334_arg_1 [L118] SORT_3 init_338_arg_1 = var_14; [L119] state_337 = init_338_arg_1 VAL [init_100_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_28_arg_1=0, init_334_arg_1=0, init_338_arg_1=0, init_40_arg_1=0, init_53_arg_1=0, init_62_arg_1=0, init_86_arg_1=0, init_91_arg_1=0, mask_SORT_12=0, mask_SORT_181=0, mask_SORT_183=0, mask_SORT_185=0, mask_SORT_187=0, mask_SORT_1=0, mask_SORT_3=0, mask_SORT_81=0, msb_SORT_12=0, msb_SORT_181=0, msb_SORT_183=0, msb_SORT_185=0, msb_SORT_187=0, msb_SORT_1=0, msb_SORT_3=0, msb_SORT_81=0, state_15=0, state_17=0, state_20=0, state_23=0, state_27=0, state_333=0, state_337=0, state_39=0, state_52=0, state_61=0, state_85=0, state_90=0, state_99=0, var_14=0, var_32=1, var_37=0, var_38=0, var_42=0, var_84=0] [L122] input_2 = __VERIFIER_nondet_uchar() [L123] input_4 = __VERIFIER_nondet_uchar() [L124] EXPR input_4 & mask_SORT_3 [L124] input_4 = input_4 & mask_SORT_3 [L125] input_5 = __VERIFIER_nondet_uchar() [L126] EXPR input_5 & mask_SORT_3 [L126] input_5 = input_5 & mask_SORT_3 [L127] input_6 = __VERIFIER_nondet_uchar() [L128] EXPR input_6 & mask_SORT_3 [L128] input_6 = input_6 & mask_SORT_3 [L129] input_7 = __VERIFIER_nondet_uchar() [L130] input_8 = __VERIFIER_nondet_uchar() [L131] input_9 = __VERIFIER_nondet_uchar() [L132] input_10 = __VERIFIER_nondet_uchar() [L133] EXPR input_10 & mask_SORT_3 [L133] input_10 = input_10 & mask_SORT_3 [L134] input_11 = __VERIFIER_nondet_uchar() [L135] input_13 = __VERIFIER_nondet_uchar() [L136] input_341 = __VERIFIER_nondet_uchar() [L137] input_352 = __VERIFIER_nondet_uchar() [L138] input_354 = __VERIFIER_nondet_uchar() [L139] input_365 = __VERIFIER_nondet_uchar() [L140] input_366 = __VERIFIER_nondet_uchar() [L141] input_367 = __VERIFIER_nondet_uchar() [L144] SORT_3 var_19_arg_0 = state_15; [L145] SORT_3 var_19_arg_1 = state_17; [L146] EXPR var_19_arg_0 | var_19_arg_1 [L146] SORT_3 var_19 = var_19_arg_0 | var_19_arg_1; [L147] SORT_3 var_22_arg_0 = var_19; [L148] SORT_3 var_22_arg_1 = state_20; [L149] EXPR var_22_arg_0 | var_22_arg_1 [L149] SORT_3 var_22 = var_22_arg_0 | var_22_arg_1; [L150] SORT_3 var_25_arg_0 = state_23; [L151] SORT_3 var_25 = ~var_25_arg_0; [L152] SORT_3 var_26_arg_0 = var_22; [L153] SORT_3 var_26_arg_1 = var_25; [L154] EXPR var_26_arg_0 | var_26_arg_1 [L154] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L155] SORT_3 var_29_arg_0 = var_26; [L156] SORT_3 var_29_arg_1 = state_27; [L157] EXPR var_29_arg_0 | var_29_arg_1 [L157] SORT_3 var_29 = var_29_arg_0 | var_29_arg_1; [L158] SORT_3 var_33_arg_0 = var_29; [L159] SORT_3 var_33 = ~var_33_arg_0; [L160] SORT_3 var_34_arg_0 = var_32; [L161] SORT_3 var_34_arg_1 = var_33; [L162] EXPR var_34_arg_0 & var_34_arg_1 [L162] SORT_3 var_34 = var_34_arg_0 & var_34_arg_1; [L163] EXPR var_34 & mask_SORT_3 [L163] var_34 = var_34 & mask_SORT_3 [L164] SORT_3 bad_35_arg_0 = var_34; [L165] CALL __VERIFIER_assert(!(bad_35_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: 0.2s, 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 20:55:56,272 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...