/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-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-50.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 12:36:05,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 12:36:05,236 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 12:36:05,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 12:36:05,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 12:36:05,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 12:36:05,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 12:36:05,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 12:36:05,265 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 12:36:05,267 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 12:36:05,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 12:36:05,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 12:36:05,268 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 12:36:05,269 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 12:36:05,269 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 12:36:05,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 12:36:05,270 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 12:36:05,270 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 12:36:05,270 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 12:36:05,270 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 12:36:05,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 12:36:05,271 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 12:36:05,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 12:36:05,272 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 12:36:05,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 12:36:05,273 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 12:36:05,274 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 12:36:05,274 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 12:36:05,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 12:36:05,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 12:36:05,274 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 12:36:05,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 12:36:05,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 12:36:05,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 12:36:05,430 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 12:36:05,431 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 12:36:05,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-50.i [2023-12-19 12:36:06,389 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 12:36:06,567 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 12:36:06,568 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-50.i [2023-12-19 12:36:06,575 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1970996bb/2d1275e91d8f45c4b0d736a254fe184d/FLAG862128c17 [2023-12-19 12:36:06,590 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1970996bb/2d1275e91d8f45c4b0d736a254fe184d [2023-12-19 12:36:06,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 12:36:06,593 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 12:36:06,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 12:36:06,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 12:36:06,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 12:36:06,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@491fe30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06, skipping insertion in model container [2023-12-19 12:36:06,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,621 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 12:36:06,735 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-50.i[915,928] [2023-12-19 12:36:06,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 12:36:06,759 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 12:36:06,772 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_operatoramount_amount10_file-50.i[915,928] [2023-12-19 12:36:06,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 12:36:06,791 INFO L206 MainTranslator]: Completed translation [2023-12-19 12:36:06,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06 WrapperNode [2023-12-19 12:36:06,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 12:36:06,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 12:36:06,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 12:36:06,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 12:36:06,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,826 INFO L138 Inliner]: procedures = 26, calls = 25, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 84 [2023-12-19 12:36:06,826 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 12:36:06,827 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 12:36:06,827 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 12:36:06,827 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 12:36:06,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,840 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,857 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]. [2023-12-19 12:36:06,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 12:36:06,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 12:36:06,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 12:36:06,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 12:36:06,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (1/1) ... [2023-12-19 12:36:06,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 12:36:06,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:36:06,891 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) [2023-12-19 12:36:06,893 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 [2023-12-19 12:36:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 12:36:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-19 12:36:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-19 12:36:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 12:36:06,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 12:36:06,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 12:36:06,983 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 12:36:06,986 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 12:36:07,180 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 12:36:07,228 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 12:36:07,228 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-19 12:36:07,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 12:36:07 BoogieIcfgContainer [2023-12-19 12:36:07,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 12:36:07,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 12:36:07,230 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 12:36:07,232 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 12:36:07,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 12:36:06" (1/3) ... [2023-12-19 12:36:07,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 12:36:07, skipping insertion in model container [2023-12-19 12:36:07,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:36:06" (2/3) ... [2023-12-19 12:36:07,233 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659d034 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 12:36:07, skipping insertion in model container [2023-12-19 12:36:07,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 12:36:07" (3/3) ... [2023-12-19 12:36:07,234 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount10_file-50.i [2023-12-19 12:36:07,245 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 12:36:07,246 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 12:36:07,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 12:36:07,281 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;@41c02f1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 12:36:07,281 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 12:36:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 34 states, 19 states have (on average 1.368421052631579) internal successors, (26), 20 states have internal predecessors, (26), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 12:36:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-19 12:36:07,293 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:36:07,294 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 12:36:07,294 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:36:07,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:36:07,298 INFO L85 PathProgramCache]: Analyzing trace with hash 1445116391, now seen corresponding path program 1 times [2023-12-19 12:36:07,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:36:07,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753986696] [2023-12-19 12:36:07,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:36:07,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:36:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:36:07,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 12:36:07,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753986696] [2023-12-19 12:36:07,404 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-19 12:36:07,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845192736] [2023-12-19 12:36:07,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:36:07,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 12:36:07,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:36:07,407 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 12:36:07,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-19 12:36:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 12:36:07,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-19 12:36:07,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-19 12:36:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2023-12-19 12:36:07,508 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-19 12:36:07,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845192736] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 12:36:07,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 12:36:07,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 12:36:07,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197739306] [2023-12-19 12:36:07,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 12:36:07,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 12:36:07,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 12:36:07,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 12:36:07,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 12:36:07,535 INFO L87 Difference]: Start difference. First operand has 34 states, 19 states have (on average 1.368421052631579) internal successors, (26), 20 states have internal predecessors, (26), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 12:36:07,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 12:36:07,589 INFO L93 Difference]: Finished difference Result 65 states and 110 transitions. [2023-12-19 12:36:07,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 12:36:07,591 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) Word has length 73 [2023-12-19 12:36:07,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 12:36:07,596 INFO L225 Difference]: With dead ends: 65 [2023-12-19 12:36:07,596 INFO L226 Difference]: Without dead ends: 32 [2023-12-19 12:36:07,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 12:36:07,605 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 12:36:07,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 12:36:07,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2023-12-19 12:36:07,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2023-12-19 12:36:07,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 18 states have internal predecessors, (21), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 12:36:07,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 45 transitions. [2023-12-19 12:36:07,656 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 45 transitions. Word has length 73 [2023-12-19 12:36:07,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 12:36:07,657 INFO L495 AbstractCegarLoop]: Abstraction has 32 states and 45 transitions. [2023-12-19 12:36:07,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-19 12:36:07,657 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2023-12-19 12:36:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-19 12:36:07,661 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 12:36:07,661 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 12:36:07,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-12-19 12:36:07,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-19 12:36:07,868 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 12:36:07,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 12:36:07,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1924979285, now seen corresponding path program 1 times [2023-12-19 12:36:07,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 12:36:07,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416195549] [2023-12-19 12:36:07,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:36:07,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 12:36:07,917 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-19 12:36:07,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1764131118] [2023-12-19 12:36:07,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 12:36:07,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-19 12:36:07,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 12:36:07,919 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-19 12:36:07,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-19 12:36:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 12:36:08,035 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-19 12:36:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-19 12:36:08,095 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-19 12:36:08,095 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-19 12:36:08,096 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 12:36:08,103 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-19 12:36:08,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-12-19 12:36:08,305 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-12-19 12:36:08,307 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 12:36:08,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 12:36:08 BoogieIcfgContainer [2023-12-19 12:36:08,341 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 12:36:08,342 INFO L158 Benchmark]: Toolchain (without parser) took 1748.66ms. Allocated memory is still 261.1MB. Free memory was 216.7MB in the beginning and 204.8MB in the end (delta: 11.9MB). Peak memory consumption was 13.1MB. Max. memory is 8.0GB. [2023-12-19 12:36:08,342 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 208.7MB. Free memory is still 157.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 12:36:08,342 INFO L158 Benchmark]: CACSL2BoogieTranslator took 196.19ms. Allocated memory is still 261.1MB. Free memory was 216.3MB in the beginning and 204.8MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-12-19 12:36:08,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.59ms. Allocated memory is still 261.1MB. Free memory was 204.8MB in the beginning and 202.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 12:36:08,343 INFO L158 Benchmark]: Boogie Preprocessor took 42.38ms. Allocated memory is still 261.1MB. Free memory was 202.7MB in the beginning and 200.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 12:36:08,343 INFO L158 Benchmark]: RCFGBuilder took 358.74ms. Allocated memory is still 261.1MB. Free memory was 200.6MB in the beginning and 187.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-19 12:36:08,344 INFO L158 Benchmark]: TraceAbstraction took 1111.38ms. Allocated memory is still 261.1MB. Free memory was 186.3MB in the beginning and 204.8MB in the end (delta: -18.5MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 12:36:08,346 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 208.7MB. Free memory is still 157.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 196.19ms. Allocated memory is still 261.1MB. Free memory was 216.3MB in the beginning and 204.8MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.59ms. Allocated memory is still 261.1MB. Free memory was 204.8MB in the beginning and 202.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 42.38ms. Allocated memory is still 261.1MB. Free memory was 202.7MB in the beginning and 200.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 358.74ms. Allocated memory is still 261.1MB. Free memory was 200.6MB in the beginning and 187.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1111.38ms. Allocated memory is still 261.1MB. Free memory was 186.3MB in the beginning and 204.8MB in the end (delta: -18.5MB). There was no memory consumed. 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: 19]: 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 someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someUnaryDOUBLEoperation at line 24. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] double var_1_2 = 99999.67; [L24] double var_1_3 = -0.05; [L25] signed short int var_1_4 = 128; [L26] signed short int var_1_5 = 128; [L27] signed long int var_1_6 = -10; [L28] double var_1_7 = 8.6; [L29] unsigned char var_1_8 = 1; [L72] isInitial = 1 [L73] FCALL initially() [L74] COND TRUE 1 [L75] FCALL updateLastVariables() [L76] CALL updateVariables() [L45] var_1_2 = __VERIFIER_nondet_double() [L46] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L46] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L47] var_1_3 = __VERIFIER_nondet_double() [L48] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L48] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_4=128, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L49] var_1_4 = __VERIFIER_nondet_short() [L50] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L50] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L51] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L51] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=128, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L52] var_1_5 = __VERIFIER_nondet_short() [L53] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L53] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L54] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L54] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L55] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L55] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=-10, var_1_7=43/5, var_1_8=1] [L56] var_1_6 = __VERIFIER_nondet_long() [L57] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L57] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L58] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L58] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_7=43/5, var_1_8=1] [L59] var_1_7 = __VERIFIER_nondet_double() [L60] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=1] [L60] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=1] [L61] var_1_8 = __VERIFIER_nondet_uchar() [L62] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384] [L62] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384] [L63] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L63] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L76] RET updateVariables() [L77] CALL step() [L33] unsigned char stepLocal_0 = ((((63.6) < (var_1_2)) ? (63.6) : (var_1_2))) != var_1_3; VAL [isInitial=1, stepLocal_0=0, var_1_1=5, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L34] COND FALSE !(stepLocal_0 && ((var_1_4 / var_1_5) < var_1_6)) [L41] var_1_1 = 10 VAL [isInitial=1, stepLocal_0=0, var_1_1=10, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L77] RET step() [L78] CALL, EXPR property() [L68-L69] return ((((((63.6) < (var_1_2)) ? (63.6) : (var_1_2))) != var_1_3) && ((var_1_4 / var_1_5) < var_1_6)) ? ((var_1_3 >= (var_1_2 + var_1_7)) ? (var_1_1 == ((unsigned char) var_1_8)) : (var_1_1 == ((unsigned char) var_1_8))) : (var_1_1 == ((unsigned char) 10)) ; [L78] RET, EXPR property() [L78] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=10, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_1=10, var_1_4=32767, var_1_5=2, var_1_6=16384, var_1_8=9] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 34 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 12, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 42 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=34occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 219 NumberOfCodeBlocks, 219 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 72 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 173 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 264/264 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 [2023-12-19 12:36:08,360 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...