/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 false -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-68.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 03:51:30,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 03:51:30,503 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-16 03:51:30,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 03:51:30,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 03:51:30,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 03:51:30,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 03:51:30,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 03:51:30,519 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 03:51:30,519 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 03:51:30,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 03:51:30,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 03:51:30,525 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 03:51:30,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 03:51:30,528 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 03:51:30,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 03:51:30,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 03:51:30,529 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 03:51:30,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-16 03:51:30,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 03:51:30,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 03:51:30,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 03:51:30,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 03:51:30,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 03:51:30,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 03:51:30,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 03:51:30,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 03:51:30,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 03:51:30,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 03:51:30,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 03:51:30,532 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 03:51:30,533 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 03:51:30,533 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2023-12-16 03:51:30,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 03:51:30,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 03:51:30,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 03:51:30,734 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 03:51:30,734 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 03:51:30,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-68.i [2023-12-16 03:51:32,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 03:51:32,705 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 03:51:32,706 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-68.i [2023-12-16 03:51:32,716 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55eaa1c75/48c48d6ee8eb40aeadf0a38c789a0c30/FLAG1186f782a [2023-12-16 03:51:32,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55eaa1c75/48c48d6ee8eb40aeadf0a38c789a0c30 [2023-12-16 03:51:32,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 03:51:32,747 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 03:51:32,750 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 03:51:32,751 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 03:51:32,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 03:51:32,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:51:32" (1/1) ... [2023-12-16 03:51:32,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c774f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:32, skipping insertion in model container [2023-12-16 03:51:32,761 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:51:32" (1/1) ... [2023-12-16 03:51:32,817 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 03:51:33,023 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_loopvsstraightlinecode_50-while_file-68.i[915,928] [2023-12-16 03:51:33,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 03:51:33,085 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 03:51:33,095 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_loopvsstraightlinecode_50-while_file-68.i[915,928] [2023-12-16 03:51:33,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 03:51:33,161 INFO L206 MainTranslator]: Completed translation [2023-12-16 03:51:33,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33 WrapperNode [2023-12-16 03:51:33,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 03:51:33,164 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 03:51:33,164 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 03:51:33,164 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 03:51:33,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,323 INFO L138 Inliner]: procedures = 26, calls = 23, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-12-16 03:51:33,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 03:51:33,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 03:51:33,324 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 03:51:33,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 03:51:33,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,360 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,392 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 03:51:33,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 03:51:33,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 03:51:33,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 03:51:33,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 03:51:33,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (1/1) ... [2023-12-16 03:51:33,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 03:51:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 03:51:33,450 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 03:51:33,544 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 03:51:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 03:51:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-16 03:51:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-16 03:51:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-16 03:51:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 03:51:33,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 03:51:33,643 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 03:51:33,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 03:51:34,110 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 03:51:34,181 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 03:51:34,182 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-16 03:51:34,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:51:34 BoogieIcfgContainer [2023-12-16 03:51:34,182 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 03:51:34,184 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 03:51:34,184 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 03:51:34,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 03:51:34,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:51:32" (1/3) ... [2023-12-16 03:51:34,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47bf7ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:51:34, skipping insertion in model container [2023-12-16 03:51:34,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:51:33" (2/3) ... [2023-12-16 03:51:34,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47bf7ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:51:34, skipping insertion in model container [2023-12-16 03:51:34,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:51:34" (3/3) ... [2023-12-16 03:51:34,222 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-68.i [2023-12-16 03:51:34,249 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 03:51:34,249 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 03:51:34,310 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 03:51:34,314 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;@2f37fefb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 03:51:34,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 03:51:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 30 states have (on average 1.5) internal successors, (45), 31 states have internal predecessors, (45), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:51:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-16 03:51:34,327 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:51:34,328 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1, 1] [2023-12-16 03:51:34,328 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:51:34,334 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:51:34,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1686192283, now seen corresponding path program 1 times [2023-12-16 03:51:34,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:51:34,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108747580] [2023-12-16 03:51:34,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:34,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:51:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:51:34,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 03:51:34,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108747580] [2023-12-16 03:51:34,552 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-12-16 03:51:34,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [506088869] [2023-12-16 03:51:34,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:34,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-16 03:51:34,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 03:51:34,584 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) [2023-12-16 03:51:34,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-16 03:51:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:51:34,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-16 03:51:34,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 03:51:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-12-16 03:51:34,890 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 03:51:34,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [506088869] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 03:51:34,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 03:51:34,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 03:51:34,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150813212] [2023-12-16 03:51:34,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 03:51:34,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 03:51:34,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 03:51:34,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 03:51:34,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 03:51:34,941 INFO L87 Difference]: Start difference. First operand has 43 states, 30 states have (on average 1.5) internal successors, (45), 31 states have internal predecessors, (45), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-16 03:51:34,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 03:51:34,969 INFO L93 Difference]: Finished difference Result 83 states and 138 transitions. [2023-12-16 03:51:34,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 03:51:34,971 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2023-12-16 03:51:34,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 03:51:34,976 INFO L225 Difference]: With dead ends: 83 [2023-12-16 03:51:34,976 INFO L226 Difference]: Without dead ends: 41 [2023-12-16 03:51:34,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 03:51:34,981 INFO L413 NwaCegarLoop]: 57 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, 57 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 [2023-12-16 03:51:34,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 03:51:34,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-12-16 03:51:35,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-12-16 03:51:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 29 states have (on average 1.3793103448275863) internal successors, (40), 29 states have internal predecessors, (40), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:51:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 60 transitions. [2023-12-16 03:51:35,011 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 60 transitions. Word has length 71 [2023-12-16 03:51:35,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 03:51:35,011 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 60 transitions. [2023-12-16 03:51:35,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-16 03:51:35,012 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-12-16 03:51:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-16 03:51:35,015 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:51:35,015 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1, 1] [2023-12-16 03:51:35,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-16 03:51:35,220 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 [2023-12-16 03:51:35,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:51:35,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:51:35,221 INFO L85 PathProgramCache]: Analyzing trace with hash 643243369, now seen corresponding path program 1 times [2023-12-16 03:51:35,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:51:35,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798564735] [2023-12-16 03:51:35,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:35,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:51:35,262 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-16 03:51:35,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1798481671] [2023-12-16 03:51:35,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:35,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-16 03:51:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 03:51:35,267 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) [2023-12-16 03:51:35,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-16 03:51:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 03:51:35,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-16 03:51:35,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 03:51:35,546 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-16 03:51:35,546 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 03:51:35,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-16 03:51:35,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798564735] [2023-12-16 03:51:35,547 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-16 03:51:35,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1798481671] [2023-12-16 03:51:35,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1798481671] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 03:51:35,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 03:51:35,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-16 03:51:35,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705371937] [2023-12-16 03:51:35,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 03:51:35,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-16 03:51:35,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-16 03:51:35,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-16 03:51:35,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-16 03:51:35,550 INFO L87 Difference]: Start difference. First operand 41 states and 60 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-12-16 03:51:35,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 03:51:35,605 INFO L93 Difference]: Finished difference Result 81 states and 119 transitions. [2023-12-16 03:51:35,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-16 03:51:35,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 71 [2023-12-16 03:51:35,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 03:51:35,608 INFO L225 Difference]: With dead ends: 81 [2023-12-16 03:51:35,608 INFO L226 Difference]: Without dead ends: 41 [2023-12-16 03:51:35,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-16 03:51:35,611 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 63 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 03:51:35,611 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 89 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 03:51:35,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2023-12-16 03:51:35,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2023-12-16 03:51:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 29 states have internal predecessors, (39), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-16 03:51:35,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 59 transitions. [2023-12-16 03:51:35,622 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 59 transitions. Word has length 71 [2023-12-16 03:51:35,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 03:51:35,623 INFO L495 AbstractCegarLoop]: Abstraction has 41 states and 59 transitions. [2023-12-16 03:51:35,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 1 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-12-16 03:51:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2023-12-16 03:51:35,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-16 03:51:35,624 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 03:51:35,625 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 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, 1, 1, 1, 1, 1] [2023-12-16 03:51:35,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-16 03:51:35,829 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 [2023-12-16 03:51:35,829 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 03:51:35,830 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 03:51:35,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1468630123, now seen corresponding path program 1 times [2023-12-16 03:51:35,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-16 03:51:35,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079638069] [2023-12-16 03:51:35,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:35,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-16 03:51:35,868 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-16 03:51:35,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [682643711] [2023-12-16 03:51:35,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 03:51:35,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-16 03:51:35,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 03:51:35,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-16 03:51:35,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-16 03:51:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 03:51:36,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-16 03:51:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-16 03:51:36,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-12-16 03:51:36,107 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-16 03:51:36,107 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 03:51:36,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-16 03:51:36,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-16 03:51:36,317 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-12-16 03:51:36,319 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 03:51:36,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 03:51:36 BoogieIcfgContainer [2023-12-16 03:51:36,416 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 03:51:36,417 INFO L158 Benchmark]: Toolchain (without parser) took 3670.31ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 102.6MB in the beginning and 142.1MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 03:51:36,417 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 162.5MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 03:51:36,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 413.03ms. Allocated memory is still 162.5MB. Free memory was 102.3MB in the beginning and 88.9MB in the end (delta: 13.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2023-12-16 03:51:36,418 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.35ms. Allocated memory is still 162.5MB. Free memory was 88.9MB in the beginning and 85.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-12-16 03:51:36,418 INFO L158 Benchmark]: Boogie Preprocessor took 91.63ms. Allocated memory is still 162.5MB. Free memory was 85.8MB in the beginning and 81.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-12-16 03:51:36,418 INFO L158 Benchmark]: RCFGBuilder took 765.81ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 81.4MB in the beginning and 149.9MB in the end (delta: -68.5MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. [2023-12-16 03:51:36,419 INFO L158 Benchmark]: TraceAbstraction took 2232.88ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 142.1MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2023-12-16 03:51:36,425 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 162.5MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 413.03ms. Allocated memory is still 162.5MB. Free memory was 102.3MB in the beginning and 88.9MB in the end (delta: 13.4MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 159.35ms. Allocated memory is still 162.5MB. Free memory was 88.9MB in the beginning and 85.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 91.63ms. Allocated memory is still 162.5MB. Free memory was 85.8MB in the beginning and 81.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 765.81ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 81.4MB in the beginning and 149.9MB in the end (delta: -68.5MB). Peak memory consumption was 14.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2232.88ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 142.1MB in the end (delta: 7.3MB). Peak memory consumption was 7.3MB. 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: 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 114, overapproximation of someBinaryFLOATComparisonOperation at line 114, overapproximation of bitwise operation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 1; [L26] unsigned char var_1_8 = 32; [L27] double var_1_9 = 4.6; [L28] double var_1_10 = 9.25; [L29] double var_1_11 = 1.25; [L30] unsigned char var_1_12 = 100; [L31] unsigned char var_1_13 = 64; [L32] unsigned char var_1_14 = 0; [L33] float var_1_15 = 7.5; [L34] signed long int var_1_16 = 0; [L35] double last_1_var_1_9 = 4.6; [L36] unsigned char last_1_var_1_12 = 100; [L37] unsigned char last_1_var_1_14 = 0; [L38] signed long int last_1_var_1_16 = 0; [L118] isInitial = 1 [L119] FCALL initially() [L120] COND TRUE 1 [L121] CALL updateLastVariables() [L108] last_1_var_1_9 = var_1_9 [L109] last_1_var_1_12 = var_1_12 [L110] last_1_var_1_14 = var_1_14 [L111] last_1_var_1_16 = var_1_16 [L121] RET updateLastVariables() [L122] CALL updateVariables() [L91] var_1_5 = __VERIFIER_nondet_uchar() [L92] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L92] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L93] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L93] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L94] var_1_7 = __VERIFIER_nondet_uchar() [L95] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L95] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L96] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L96] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L97] var_1_8 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L98] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L99] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L99] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_9=23/5] [L100] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L100] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L101] var_1_10 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L102] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L103] var_1_13 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L104] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L105] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L105] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L122] RET updateVariables() [L123] CALL step() [L42] signed long int stepLocal_4 = last_1_var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=100, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L43] COND FALSE !(\read(last_1_var_1_14)) [L54] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L56] var_1_16 = last_1_var_1_12 [L57] unsigned long int stepLocal_6 = var_1_13 % (5u + 256u); [L58] signed long int stepLocal_5 = var_1_13 + 16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L59] COND FALSE !(stepLocal_6 <= var_1_16) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L66] unsigned char stepLocal_0 = var_1_12; [L67] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L67] COND TRUE stepLocal_0 <= (var_1_12 ^ var_1_12) [L68] var_1_1 = (! var_1_5) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L72] unsigned char stepLocal_2 = var_1_12 < (var_1_16 / var_1_8); [L73] signed long int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L74] COND FALSE !(-256 >= stepLocal_1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L77] COND FALSE !(stepLocal_2 || ((var_1_5 && var_1_7) && var_1_1)) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L81] unsigned char stepLocal_3 = ! var_1_5; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_11=5/4, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L82] COND TRUE (var_1_7 && var_1_14) || stepLocal_3 [L83] var_1_11 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_10=2, var_1_11=2, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L85] var_1_15 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_10=2, var_1_11=2, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=23/5] [L86] COND TRUE ((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8) [L87] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=101, stepLocal_1=100, stepLocal_2=0, stepLocal_3=1, stepLocal_4=0, stepLocal_5=117, stepLocal_6=101, var_1_10=2, var_1_11=2, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=2] [L123] RET step() [L124] CALL, EXPR property() [L114] EXPR var_1_12 ^ var_1_12 [L114-L115] return ((((((((var_1_12 <= (var_1_12 ^ var_1_12)) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) (! var_1_5)))) && ((-256 >= var_1_16) ? (var_1_6 == ((unsigned char) (var_1_1 || var_1_7))) : (((var_1_12 < (var_1_16 / var_1_8)) || ((var_1_5 && var_1_7) && var_1_1)) ? (var_1_6 == ((unsigned char) var_1_7)) : 1))) && ((((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8)) ? (var_1_9 == ((double) var_1_10)) : 1)) && (((var_1_7 && var_1_14) || (! var_1_5)) ? (var_1_11 == ((double) var_1_10)) : 1)) && (last_1_var_1_14 ? ((var_1_10 >= (- last_1_var_1_9)) ? ((var_1_8 != last_1_var_1_16) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) 50))) : (var_1_12 == ((unsigned char) var_1_13))) : (var_1_12 == ((unsigned char) var_1_13)))) && (((var_1_13 % (5u + 256u)) <= var_1_16) ? (((var_1_13 + 16) >= var_1_16) ? (var_1_14 == ((unsigned char) var_1_7)) : (var_1_14 == ((unsigned char) var_1_7))) : 1)) && (var_1_15 == ((float) var_1_10))) && (var_1_16 == ((signed long int) last_1_var_1_12)) ; [L124] RET, EXPR property() [L124] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=2, var_1_11=2, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=2, var_1_11=2, var_1_12=101, var_1_13=101, var_1_14=0, var_1_15=2, var_1_16=100, var_1_1=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=33, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 63 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 63 mSDsluCounter, 146 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 41 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 105 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 285 NumberOfCodeBlocks, 285 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 150 SizeOfPredicates, 2 NumberOfNonLiveVariables, 422 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 360/360 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 03:51:36,448 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...