/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.peg_solitaire.1.prop1-func-interl.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 20:41:30,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 20:41:30,654 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 20:41:30,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 20:41:30,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 20:41:30,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 20:41:30,673 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 20:41:30,673 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 20:41:30,674 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 20:41:30,677 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 20:41:30,677 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 20:41:30,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 20:41:30,677 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 20:41:30,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 20:41:30,678 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 20:41:30,679 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 20:41:30,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 20:41:30,679 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 20:41:30,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 20:41:30,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 20:41:30,680 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 20:41:30,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 20:41:30,681 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 20:41:30,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 20:41:30,681 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 20:41:30,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 20:41:30,682 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 20:41:30,682 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 20:41:30,682 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 20:41:30,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:41:30,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 20:41:30,683 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 20:41:30,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 20:41:30,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 20:41:30,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 20:41:30,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 20:41:30,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 20:41:30,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 20:41:30,924 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 20:41:30,940 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 20:41:30,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2023-12-16 20:41:32,085 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 20:41:32,359 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 20:41:32,360 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2023-12-16 20:41:32,380 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b19cbcf/ceaad3e24b86409ab6d6112859367973/FLAGb5112bead [2023-12-16 20:41:32,394 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6b19cbcf/ceaad3e24b86409ab6d6112859367973 [2023-12-16 20:41:32,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 20:41:32,398 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 20:41:32,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 20:41:32,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 20:41:32,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 20:41:32,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:41:32" (1/1) ... [2023-12-16 20:41:32,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d65199c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:32, skipping insertion in model container [2023-12-16 20:41:32,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:41:32" (1/1) ... [2023-12-16 20:41:32,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 20:41:32,626 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.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2023-12-16 20:41:32,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:41:32,958 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 20:41:32,966 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.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2023-12-16 20:41:33,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 20:41:33,054 INFO L206 MainTranslator]: Completed translation [2023-12-16 20:41:33,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33 WrapperNode [2023-12-16 20:41:33,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 20:41:33,055 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 20:41:33,055 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 20:41:33,055 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 20:41:33,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,215 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3822 [2023-12-16 20:41:33,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 20:41:33,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 20:41:33,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 20:41:33,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 20:41:33,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,240 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,293 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 20:41:33,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 20:41:33,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 20:41:33,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 20:41:33,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 20:41:33,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (1/1) ... [2023-12-16 20:41:33,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 20:41:33,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 20:41:33,429 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 20:41:33,446 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 20:41:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 20:41:33,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 20:41:33,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 20:41:33,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 20:41:33,838 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 20:41:33,840 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 20:41:41,343 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 20:41:41,424 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 20:41:41,425 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 20:41:41,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:41:41 BoogieIcfgContainer [2023-12-16 20:41:41,426 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 20:41:41,427 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 20:41:41,428 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 20:41:41,430 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 20:41:41,430 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 08:41:32" (1/3) ... [2023-12-16 20:41:41,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248fd7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:41:41, skipping insertion in model container [2023-12-16 20:41:41,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:41:33" (2/3) ... [2023-12-16 20:41:41,431 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@248fd7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 08:41:41, skipping insertion in model container [2023-12-16 20:41:41,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 08:41:41" (3/3) ... [2023-12-16 20:41:41,432 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2023-12-16 20:41:41,442 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 20:41:41,443 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 20:41:41,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 20:41:41,482 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;@5afa9b23, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 20:41:41,482 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 20:41:41,485 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 20:41:41,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-16 20:41:41,488 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 20:41:41,489 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-16 20:41:41,489 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 20:41:41,493 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 20:41:41,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-16 20:41:41,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 20:41:41,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322955606] [2023-12-16 20:41:41,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 20:41:41,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 20:41:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:41:41,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 20:41:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 20:41:41,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 20:41:41,852 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 20:41:41,853 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 20:41:41,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-16 20:41:41,859 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-16 20:41:41,863 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 20:41:41,892 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-16 20:41:41,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 08:41:41 BoogieIcfgContainer [2023-12-16 20:41:41,910 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 20:41:41,911 INFO L158 Benchmark]: Toolchain (without parser) took 9513.09ms. Allocated memory was 280.0MB in the beginning and 549.5MB in the end (delta: 269.5MB). Free memory was 222.5MB in the beginning and 291.3MB in the end (delta: -68.8MB). Peak memory consumption was 200.2MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,911 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 195.0MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 20:41:41,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.15ms. Allocated memory is still 280.0MB. Free memory was 222.5MB in the beginning and 195.8MB in the end (delta: 26.7MB). Peak memory consumption was 68.1MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 160.29ms. Allocated memory is still 280.0MB. Free memory was 195.8MB in the beginning and 165.4MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,912 INFO L158 Benchmark]: Boogie Preprocessor took 189.31ms. Allocated memory is still 280.0MB. Free memory was 165.4MB in the beginning and 137.1MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,913 INFO L158 Benchmark]: RCFGBuilder took 8019.94ms. Allocated memory was 280.0MB in the beginning and 549.5MB in the end (delta: 269.5MB). Free memory was 137.1MB in the beginning and 345.3MB in the end (delta: -208.2MB). Peak memory consumption was 212.8MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,913 INFO L158 Benchmark]: TraceAbstraction took 482.84ms. Allocated memory is still 549.5MB. Free memory was 344.8MB in the beginning and 291.3MB in the end (delta: 53.5MB). Peak memory consumption was 53.5MB. Max. memory is 8.0GB. [2023-12-16 20:41:41,915 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 195.0MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 654.15ms. Allocated memory is still 280.0MB. Free memory was 222.5MB in the beginning and 195.8MB in the end (delta: 26.7MB). Peak memory consumption was 68.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 160.29ms. Allocated memory is still 280.0MB. Free memory was 195.8MB in the beginning and 165.4MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 189.31ms. Allocated memory is still 280.0MB. Free memory was 165.4MB in the beginning and 137.1MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * RCFGBuilder took 8019.94ms. Allocated memory was 280.0MB in the beginning and 549.5MB in the end (delta: 269.5MB). Free memory was 137.1MB in the beginning and 345.3MB in the end (delta: -208.2MB). Peak memory consumption was 212.8MB. Max. memory is 8.0GB. * TraceAbstraction took 482.84ms. Allocated memory is still 549.5MB. Free memory was 344.8MB in the beginning and 291.3MB in the end (delta: 53.5MB). Peak memory consumption was 53.5MB. 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 156. 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_40 = 0; [L40] const SORT_2 var_45 = 1; [L41] const SORT_2 var_46 = 15; [L42] const SORT_2 var_53 = 0; [L43] const SORT_3 var_290 = 0; [L44] const SORT_4 var_292 = 1; [L46] SORT_1 input_51; [L47] SORT_1 input_52; [L48] SORT_1 input_54; [L49] SORT_1 input_55; [L50] SORT_1 input_56; [L51] SORT_1 input_57; [L52] SORT_1 input_67; [L53] SORT_1 input_68; [L54] SORT_1 input_69; [L55] SORT_1 input_70; [L56] SORT_1 input_71; [L57] SORT_1 input_72; [L58] SORT_1 input_84; [L59] SORT_1 input_85; [L60] SORT_1 input_86; [L61] SORT_1 input_87; [L62] SORT_1 input_99; [L63] SORT_1 input_100; [L64] SORT_1 input_101; [L65] SORT_1 input_102; [L66] SORT_1 input_112; [L67] SORT_1 input_113; [L68] SORT_1 input_114; [L69] SORT_1 input_115; [L70] SORT_1 input_116; [L71] SORT_1 input_117; [L72] SORT_1 input_129; [L73] SORT_1 input_130; [L74] SORT_1 input_131; [L75] SORT_1 input_132; [L76] SORT_1 input_133; [L77] SORT_1 input_134; [L78] SORT_1 input_152; [L79] SORT_1 input_153; [L80] SORT_1 input_154; [L81] SORT_1 input_155; [L82] SORT_1 input_173; [L83] SORT_1 input_174; [L84] SORT_1 input_175; [L85] SORT_1 input_176; [L86] SORT_1 input_188; [L87] SORT_1 input_189; [L88] SORT_1 input_201; [L89] SORT_1 input_202; [L90] SORT_1 input_248; [L91] SORT_1 input_249; [L92] SORT_1 input_259; [L93] SORT_1 input_260; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L107] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L108] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L109] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L110] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L111] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_2 init_7_arg_1 = var_5; [L116] state_6 = init_7_arg_1 [L117] SORT_2 init_9_arg_1 = var_5; [L118] state_8 = init_9_arg_1 [L119] SORT_2 init_11_arg_1 = var_5; [L120] state_10 = init_11_arg_1 [L121] SORT_2 init_13_arg_1 = var_5; [L122] state_12 = init_13_arg_1 [L123] SORT_2 init_15_arg_1 = var_5; [L124] state_14 = init_15_arg_1 [L125] SORT_2 init_17_arg_1 = var_5; [L126] state_16 = init_17_arg_1 [L127] SORT_2 init_19_arg_1 = var_5; [L128] state_18 = init_19_arg_1 [L129] SORT_2 init_21_arg_1 = var_5; [L130] state_20 = init_21_arg_1 [L131] SORT_2 init_23_arg_1 = var_5; [L132] state_22 = init_23_arg_1 [L133] SORT_2 init_25_arg_1 = var_5; [L134] state_24 = init_25_arg_1 [L135] SORT_2 init_27_arg_1 = var_5; [L136] state_26 = init_27_arg_1 [L137] SORT_2 init_29_arg_1 = var_5; [L138] state_28 = init_29_arg_1 [L139] SORT_2 init_31_arg_1 = var_5; [L140] state_30 = init_31_arg_1 [L141] SORT_2 init_33_arg_1 = var_5; [L142] state_32 = init_33_arg_1 [L143] SORT_2 init_35_arg_1 = var_5; [L144] state_34 = init_35_arg_1 [L145] SORT_2 init_37_arg_1 = var_5; [L146] state_36 = init_37_arg_1 [L147] SORT_2 init_39_arg_1 = var_5; [L148] state_38 = init_39_arg_1 [L149] SORT_1 init_42_arg_1 = var_40; [L150] state_41 = init_42_arg_1 [L151] SORT_1 init_44_arg_1 = var_40; [L152] state_43 = init_44_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_42_arg_1=0, init_44_arg_1=0, init_7_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_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L155] input_51 = __VERIFIER_nondet_uchar() [L156] EXPR input_51 & mask_SORT_1 [L156] input_51 = input_51 & mask_SORT_1 [L157] input_52 = __VERIFIER_nondet_uchar() [L158] EXPR input_52 & mask_SORT_1 [L158] input_52 = input_52 & mask_SORT_1 [L159] input_54 = __VERIFIER_nondet_uchar() [L160] EXPR input_54 & mask_SORT_1 [L160] input_54 = input_54 & mask_SORT_1 [L161] input_55 = __VERIFIER_nondet_uchar() [L162] EXPR input_55 & mask_SORT_1 [L162] input_55 = input_55 & mask_SORT_1 [L163] input_56 = __VERIFIER_nondet_uchar() [L164] EXPR input_56 & mask_SORT_1 [L164] input_56 = input_56 & mask_SORT_1 [L165] input_57 = __VERIFIER_nondet_uchar() [L166] EXPR input_57 & mask_SORT_1 [L166] input_57 = input_57 & mask_SORT_1 [L167] input_67 = __VERIFIER_nondet_uchar() [L168] EXPR input_67 & mask_SORT_1 [L168] input_67 = input_67 & mask_SORT_1 [L169] input_68 = __VERIFIER_nondet_uchar() [L170] EXPR input_68 & mask_SORT_1 [L170] input_68 = input_68 & mask_SORT_1 [L171] input_69 = __VERIFIER_nondet_uchar() [L172] EXPR input_69 & mask_SORT_1 [L172] input_69 = input_69 & mask_SORT_1 [L173] input_70 = __VERIFIER_nondet_uchar() [L174] EXPR input_70 & mask_SORT_1 [L174] input_70 = input_70 & mask_SORT_1 [L175] input_71 = __VERIFIER_nondet_uchar() [L176] EXPR input_71 & mask_SORT_1 [L176] input_71 = input_71 & mask_SORT_1 [L177] input_72 = __VERIFIER_nondet_uchar() [L178] EXPR input_72 & mask_SORT_1 [L178] input_72 = input_72 & mask_SORT_1 [L179] input_84 = __VERIFIER_nondet_uchar() [L180] EXPR input_84 & mask_SORT_1 [L180] input_84 = input_84 & mask_SORT_1 [L181] input_85 = __VERIFIER_nondet_uchar() [L182] EXPR input_85 & mask_SORT_1 [L182] input_85 = input_85 & mask_SORT_1 [L183] input_86 = __VERIFIER_nondet_uchar() [L184] EXPR input_86 & mask_SORT_1 [L184] input_86 = input_86 & mask_SORT_1 [L185] input_87 = __VERIFIER_nondet_uchar() [L186] EXPR input_87 & mask_SORT_1 [L186] input_87 = input_87 & mask_SORT_1 [L187] input_99 = __VERIFIER_nondet_uchar() [L188] EXPR input_99 & mask_SORT_1 [L188] input_99 = input_99 & mask_SORT_1 [L189] input_100 = __VERIFIER_nondet_uchar() [L190] EXPR input_100 & mask_SORT_1 [L190] input_100 = input_100 & mask_SORT_1 [L191] input_101 = __VERIFIER_nondet_uchar() [L192] EXPR input_101 & mask_SORT_1 [L192] input_101 = input_101 & mask_SORT_1 [L193] input_102 = __VERIFIER_nondet_uchar() [L194] EXPR input_102 & mask_SORT_1 [L194] input_102 = input_102 & mask_SORT_1 [L195] input_112 = __VERIFIER_nondet_uchar() [L196] EXPR input_112 & mask_SORT_1 [L196] input_112 = input_112 & mask_SORT_1 [L197] input_113 = __VERIFIER_nondet_uchar() [L198] EXPR input_113 & mask_SORT_1 [L198] input_113 = input_113 & mask_SORT_1 [L199] input_114 = __VERIFIER_nondet_uchar() [L200] EXPR input_114 & mask_SORT_1 [L200] input_114 = input_114 & mask_SORT_1 [L201] input_115 = __VERIFIER_nondet_uchar() [L202] EXPR input_115 & mask_SORT_1 [L202] input_115 = input_115 & mask_SORT_1 [L203] input_116 = __VERIFIER_nondet_uchar() [L204] EXPR input_116 & mask_SORT_1 [L204] input_116 = input_116 & mask_SORT_1 [L205] input_117 = __VERIFIER_nondet_uchar() [L206] EXPR input_117 & mask_SORT_1 [L206] input_117 = input_117 & mask_SORT_1 [L207] input_129 = __VERIFIER_nondet_uchar() [L208] EXPR input_129 & mask_SORT_1 [L208] input_129 = input_129 & mask_SORT_1 [L209] input_130 = __VERIFIER_nondet_uchar() [L210] EXPR input_130 & mask_SORT_1 [L210] input_130 = input_130 & mask_SORT_1 [L211] input_131 = __VERIFIER_nondet_uchar() [L212] EXPR input_131 & mask_SORT_1 [L212] input_131 = input_131 & mask_SORT_1 [L213] input_132 = __VERIFIER_nondet_uchar() [L214] EXPR input_132 & mask_SORT_1 [L214] input_132 = input_132 & mask_SORT_1 [L215] input_133 = __VERIFIER_nondet_uchar() [L216] EXPR input_133 & mask_SORT_1 [L216] input_133 = input_133 & mask_SORT_1 [L217] input_134 = __VERIFIER_nondet_uchar() [L218] EXPR input_134 & mask_SORT_1 [L218] input_134 = input_134 & mask_SORT_1 [L219] input_152 = __VERIFIER_nondet_uchar() [L220] EXPR input_152 & mask_SORT_1 [L220] input_152 = input_152 & mask_SORT_1 [L221] input_153 = __VERIFIER_nondet_uchar() [L222] EXPR input_153 & mask_SORT_1 [L222] input_153 = input_153 & mask_SORT_1 [L223] input_154 = __VERIFIER_nondet_uchar() [L224] EXPR input_154 & mask_SORT_1 [L224] input_154 = input_154 & mask_SORT_1 [L225] input_155 = __VERIFIER_nondet_uchar() [L226] EXPR input_155 & mask_SORT_1 [L226] input_155 = input_155 & mask_SORT_1 [L227] input_173 = __VERIFIER_nondet_uchar() [L228] EXPR input_173 & mask_SORT_1 [L228] input_173 = input_173 & mask_SORT_1 [L229] input_174 = __VERIFIER_nondet_uchar() [L230] EXPR input_174 & mask_SORT_1 [L230] input_174 = input_174 & mask_SORT_1 [L231] input_175 = __VERIFIER_nondet_uchar() [L232] EXPR input_175 & mask_SORT_1 [L232] input_175 = input_175 & mask_SORT_1 [L233] input_176 = __VERIFIER_nondet_uchar() [L234] EXPR input_176 & mask_SORT_1 [L234] input_176 = input_176 & mask_SORT_1 [L235] input_188 = __VERIFIER_nondet_uchar() [L236] EXPR input_188 & mask_SORT_1 [L236] input_188 = input_188 & mask_SORT_1 [L237] input_189 = __VERIFIER_nondet_uchar() [L238] EXPR input_189 & mask_SORT_1 [L238] input_189 = input_189 & mask_SORT_1 [L239] input_201 = __VERIFIER_nondet_uchar() [L240] EXPR input_201 & mask_SORT_1 [L240] input_201 = input_201 & mask_SORT_1 [L241] input_202 = __VERIFIER_nondet_uchar() [L242] EXPR input_202 & mask_SORT_1 [L242] input_202 = input_202 & mask_SORT_1 [L243] input_248 = __VERIFIER_nondet_uchar() [L244] EXPR input_248 & mask_SORT_1 [L244] input_248 = input_248 & mask_SORT_1 [L245] input_249 = __VERIFIER_nondet_uchar() [L246] EXPR input_249 & mask_SORT_1 [L246] input_249 = input_249 & mask_SORT_1 [L247] input_259 = __VERIFIER_nondet_uchar() [L248] EXPR input_259 & mask_SORT_1 [L248] input_259 = input_259 & mask_SORT_1 [L249] input_260 = __VERIFIER_nondet_uchar() [L250] EXPR input_260 & mask_SORT_1 [L250] input_260 = input_260 & mask_SORT_1 [L253] SORT_2 var_47_arg_0 = var_46; [L254] SORT_2 var_47_arg_1 = state_38; [L255] EXPR var_47_arg_0 ^ var_47_arg_1 [L255] SORT_2 var_47 = var_47_arg_0 ^ var_47_arg_1; [L256] EXPR var_47 & mask_SORT_2 [L256] var_47 = var_47 & mask_SORT_2 [L257] SORT_2 var_48_arg_0 = var_45; [L258] SORT_2 var_48_arg_1 = var_47; [L259] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L260] SORT_1 var_49_arg_0 = ~state_43; [L261] EXPR var_49_arg_0 & mask_SORT_1 [L261] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L262] SORT_1 var_49_arg_1 = var_48; [L263] EXPR var_49_arg_0 & var_49_arg_1 [L263] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L264] EXPR var_49 & mask_SORT_1 [L264] var_49 = var_49 & mask_SORT_1 [L265] SORT_1 bad_50_arg_0 = var_49; [L266] CALL __VERIFIER_assert(!(bad_50_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 20:41:41,955 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...