./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:51:38,173 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:51:38,213 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 10:51:38,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:51:38,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:51:38,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:51:38,234 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:51:38,235 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:51:38,235 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:51:38,236 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:51:38,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:51:38,236 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:51:38,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:51:38,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:51:38,237 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:51:38,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:51:38,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:51:38,238 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:51:38,238 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 10:51:38,238 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:51:38,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:51:38,241 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:51:38,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:51:38,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:51:38,241 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:51:38,242 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:51:38,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:51:38,242 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:51:38,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:51:38,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:51:38,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:51:38,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:51:38,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:51:38,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:51:38,244 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:51:38,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:51:38,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 10:51:38,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 10:51:38,245 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:51:38,245 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:51:38,245 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:51:38,245 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:51:38,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 [2024-10-14 10:51:38,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:51:38,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:51:38,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:51:38,497 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:51:38,500 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:51:38,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:39,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:51:40,129 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:51:40,130 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:40,139 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0fee5037/8bac06cd009646ac82bac357a3881b54/FLAG4cf39d51f [2024-10-14 10:51:40,151 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0fee5037/8bac06cd009646ac82bac357a3881b54 [2024-10-14 10:51:40,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:51:40,155 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:51:40,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:51:40,156 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:51:40,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:51:40,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3173cf7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40, skipping insertion in model container [2024-10-14 10:51:40,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,181 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:51:40,294 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-10-14 10:51:40,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:51:40,341 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:51:40,353 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-10-14 10:51:40,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:51:40,406 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:51:40,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40 WrapperNode [2024-10-14 10:51:40,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:51:40,408 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:51:40,408 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:51:40,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:51:40,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,479 INFO L138 Inliner]: procedures = 26, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-10-14 10:51:40,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:51:40,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:51:40,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:51:40,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:51:40,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,520 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,540 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]. [2024-10-14 10:51:40,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,556 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,558 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:51:40,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:51:40,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:51:40,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:51:40,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (1/1) ... [2024-10-14 10:51:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:51:40,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:51:40,598 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) [2024-10-14 10:51:40,608 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 [2024-10-14 10:51:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:51:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:51:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:51:40,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 10:51:40,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:51:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:51:40,733 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:51:40,735 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:51:40,922 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-10-14 10:51:40,922 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:51:40,954 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:51:40,954 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:51:40,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:51:40 BoogieIcfgContainer [2024-10-14 10:51:40,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:51:40,956 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:51:40,956 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:51:40,959 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:51:40,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:51:40" (1/3) ... [2024-10-14 10:51:40,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72792d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:51:40, skipping insertion in model container [2024-10-14 10:51:40,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:40" (2/3) ... [2024-10-14 10:51:40,960 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72792d1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:51:40, skipping insertion in model container [2024-10-14 10:51:40,960 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:51:40" (3/3) ... [2024-10-14 10:51:40,961 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:40,975 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:51:40,975 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:51:41,022 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:51:41,028 INFO L333 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, 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;@2ac6755f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:51:41,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:51:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 33 states have (on average 1.393939393939394) internal successors, (46), 34 states have internal predecessors, (46), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-14 10:51:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-14 10:51:41,041 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:51:41,042 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:51:41,044 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:51:41,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:51:41,049 INFO L85 PathProgramCache]: Analyzing trace with hash -948132436, now seen corresponding path program 1 times [2024-10-14 10:51:41,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:51:41,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802067497] [2024-10-14 10:51:41,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:51:41,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:51:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 10:51:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-14 10:51:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-14 10:51:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-14 10:51:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-14 10:51:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-14 10:51:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-14 10:51:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-14 10:51:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-14 10:51:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-14 10:51:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-14 10:51:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-14 10:51:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-14 10:51:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-14 10:51:41,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:41,368 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-10-14 10:51:41,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 10:51:41,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802067497] [2024-10-14 10:51:41,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802067497] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:51:41,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:51:41,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:51:41,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923112498] [2024-10-14 10:51:41,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:51:41,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:51:41,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 10:51:41,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:51:41,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:51:41,400 INFO L87 Difference]: Start difference. First operand has 50 states, 33 states have (on average 1.393939393939394) internal successors, (46), 34 states have internal predecessors, (46), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 10:51:41,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:51:41,435 INFO L93 Difference]: Finished difference Result 97 states and 160 transitions. [2024-10-14 10:51:41,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:51:41,437 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 92 [2024-10-14 10:51:41,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:51:41,446 INFO L225 Difference]: With dead ends: 97 [2024-10-14 10:51:41,446 INFO L226 Difference]: Without dead ends: 48 [2024-10-14 10:51:41,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:51:41,452 INFO L432 NwaCegarLoop]: 64 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, 64 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 [2024-10-14 10:51:41,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 64 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 10:51:41,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2024-10-14 10:51:41,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2024-10-14 10:51:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 32 states have (on average 1.21875) internal successors, (39), 32 states have internal predecessors, (39), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-14 10:51:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 67 transitions. [2024-10-14 10:51:41,508 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 67 transitions. Word has length 92 [2024-10-14 10:51:41,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:51:41,509 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 67 transitions. [2024-10-14 10:51:41,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 10:51:41,509 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 67 transitions. [2024-10-14 10:51:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-14 10:51:41,512 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:51:41,512 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 10:51:41,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 10:51:41,513 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:51:41,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:51:41,513 INFO L85 PathProgramCache]: Analyzing trace with hash -1321378452, now seen corresponding path program 1 times [2024-10-14 10:51:41,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 10:51:41,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832619628] [2024-10-14 10:51:41,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:51:41,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 10:51:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:51:41,617 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 10:51:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 10:51:41,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 10:51:41,710 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 10:51:41,712 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 10:51:41,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 10:51:41,717 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 10:51:41,795 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 10:51:41,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:51:41 BoogieIcfgContainer [2024-10-14 10:51:41,800 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 10:51:41,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 10:51:41,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 10:51:41,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 10:51:41,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:51:40" (3/4) ... [2024-10-14 10:51:41,803 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 10:51:41,805 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 10:51:41,806 INFO L158 Benchmark]: Toolchain (without parser) took 1650.97ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 98.1MB in the beginning and 202.1MB in the end (delta: -104.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:51:41,806 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 169.9MB. Free memory was 125.5MB in the beginning and 125.4MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:51:41,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.28ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 84.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-14 10:51:41,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.79ms. Allocated memory is still 169.9MB. Free memory was 84.5MB in the beginning and 139.0MB in the end (delta: -54.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-10-14 10:51:41,807 INFO L158 Benchmark]: Boogie Preprocessor took 74.33ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 139.4MB in the end (delta: -412.7kB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-10-14 10:51:41,807 INFO L158 Benchmark]: RCFGBuilder took 393.30ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 120.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-14 10:51:41,808 INFO L158 Benchmark]: TraceAbstraction took 843.81ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 120.5MB in the beginning and 202.1MB in the end (delta: -81.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-10-14 10:51:41,808 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 257.9MB. Free memory is still 202.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 10:51:41,813 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 169.9MB. Free memory was 125.5MB in the beginning and 125.4MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.28ms. Allocated memory is still 169.9MB. Free memory was 97.9MB in the beginning and 84.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.79ms. Allocated memory is still 169.9MB. Free memory was 84.5MB in the beginning and 139.0MB in the end (delta: -54.5MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.33ms. Allocated memory is still 169.9MB. Free memory was 139.0MB in the beginning and 139.4MB in the end (delta: -412.7kB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 393.30ms. Allocated memory is still 169.9MB. Free memory was 139.4MB in the beginning and 120.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 843.81ms. Allocated memory was 169.9MB in the beginning and 257.9MB in the end (delta: 88.1MB). Free memory was 120.5MB in the beginning and 202.1MB in the end (delta: -81.6MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 257.9MB. Free memory is still 202.1MB. There was no memory consumed. Max. memory is 16.1GB. * 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 someBinaryFLOATComparisonOperation at line 87. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 1; [L23] float var_1_2 = 63.75; [L24] float var_1_3 = 255.75; [L25] signed char var_1_5 = 10; [L26] signed char var_1_6 = 4; [L27] signed char var_1_7 = -10; [L28] float var_1_8 = 4.75; [L29] float var_1_9 = 99.5; [L30] float var_1_10 = 255.9; [L31] float var_1_11 = 24.85; [L32] signed long int var_1_12 = -2; [L33] signed long int var_1_13 = 1629954775; [L34] signed long int var_1_15 = 1928642731; [L35] signed short int var_1_18 = 0; [L36] unsigned short int var_1_19 = 5; [L91] isInitial = 1 [L92] FCALL initially() [L93] COND TRUE 1 [L94] FCALL updateLastVariables() [L95] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_float() [L61] CALL assume_abort_if_not((var_1_2 >= 0.0F && 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_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L61] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_3=1023/4, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L62] var_1_3 = __VERIFIER_nondet_float() [L63] CALL assume_abort_if_not((var_1_3 >= 0.0F && 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_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L63] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=10, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L64] var_1_5 = __VERIFIER_nondet_char() [L65] CALL assume_abort_if_not(var_1_5 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L65] RET assume_abort_if_not(var_1_5 >= -1) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] CALL assume_abort_if_not(var_1_5 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L66] RET assume_abort_if_not(var_1_5 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=4, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L67] var_1_6 = __VERIFIER_nondet_char() [L68] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L68] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L69] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L69] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=-10, var_1_8=19/4, var_1_9=199/2] [L70] var_1_7 = __VERIFIER_nondet_char() [L71] CALL assume_abort_if_not(var_1_7 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L71] RET assume_abort_if_not(var_1_7 >= -127) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L72] CALL assume_abort_if_not(var_1_7 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L72] RET assume_abort_if_not(var_1_7 <= 126) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4, var_1_9=199/2] [L73] var_1_9 = __VERIFIER_nondet_float() [L74] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L74] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2559/10, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L75] var_1_10 = __VERIFIER_nondet_float() [L76] 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, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L76] 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, var_1_11=497/20, var_1_12=-2, var_1_13=1629954775, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L77] var_1_13 = __VERIFIER_nondet_long() [L78] CALL assume_abort_if_not(var_1_13 >= 1073741822) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L78] RET assume_abort_if_not(var_1_13 >= 1073741822) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L79] CALL assume_abort_if_not(var_1_13 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L79] RET assume_abort_if_not(var_1_13 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1928642731, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L80] var_1_15 = __VERIFIER_nondet_long() [L81] CALL assume_abort_if_not(var_1_15 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L81] RET assume_abort_if_not(var_1_15 >= 1073741823) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L82] CALL assume_abort_if_not(var_1_15 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L82] RET assume_abort_if_not(var_1_15 <= 2147483646) VAL [isInitial=1, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L95] RET updateVariables() [L96] CALL step() [L40] signed long int stepLocal_0 = -4; VAL [isInitial=1, stepLocal_0=-4, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=19/4] [L41] COND TRUE stepLocal_0 < var_1_6 [L42] var_1_8 = ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))) VAL [isInitial=1, var_1_10=1928642736, var_1_11=497/20, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L44] var_1_11 = ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) [L45] var_1_18 = var_1_5 [L46] var_1_19 = var_1_6 VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=1, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L47] COND TRUE (var_1_2 - var_1_3) <= (- var_1_8) [L48] var_1_1 = (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))) VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L52] EXPR var_1_6 | 5 VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-2, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L52] signed long int stepLocal_1 = var_1_6 | 5; [L53] COND TRUE stepLocal_1 <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7))) [L54] var_1_12 = (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))) VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L96] RET step() [L97] CALL, EXPR property() [L87] EXPR (((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19))))) VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L87-L88] return (((((((var_1_2 - var_1_3) <= (- var_1_8)) ? (var_1_1 == ((signed char) (((((var_1_5 - var_1_6)) < (var_1_7)) ? ((var_1_5 - var_1_6)) : (var_1_7))))) : (var_1_1 == ((signed char) var_1_5))) && ((-4 < var_1_6) ? (var_1_8 == ((float) ((((var_1_9) < (var_1_10)) ? (var_1_9) : (var_1_10))))) : 1)) && (var_1_11 == ((float) ((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10)))))) && (((var_1_6 | 5) <= ((((var_1_5) > (var_1_7)) ? (var_1_5) : (var_1_7)))) ? (var_1_12 == ((signed long int) (((((var_1_6) < ((var_1_13 - var_1_19))) ? (var_1_6) : ((var_1_13 - var_1_19)))) - (var_1_15 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))))))) : (var_1_12 == ((signed long int) (var_1_6 + (((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) - var_1_19)))))) && (var_1_18 == ((signed short int) var_1_5))) && (var_1_19 == ((unsigned short int) var_1_6)) ; [L97] RET, EXPR property() [L97] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] [L19] reach_error() VAL [isInitial=1, var_1_10=1928642736, var_1_11=1928642736, var_1_12=-1073741818, var_1_13=1073741822, var_1_15=1073741823, var_1_18=0, var_1_19=5, var_1_1=-5, var_1_5=0, var_1_6=5, var_1_7=5, var_1_8=1928642736, var_1_9=1928642736] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 14, 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, 64 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, 64 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred 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, 0.2s InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 91 ConstructedInterpolants, 0 QuantifiedInterpolants, 91 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 364/364 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 [2024-10-14 10:51:41,843 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 10:51:43,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 10:51:43,909 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 10:51:43,913 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 10:51:43,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 10:51:43,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 10:51:43,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 10:51:43,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 10:51:43,934 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 10:51:43,934 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 10:51:43,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 10:51:43,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 10:51:43,935 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 10:51:43,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 10:51:43,936 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 10:51:43,936 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 10:51:43,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 10:51:43,937 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 10:51:43,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 10:51:43,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 10:51:43,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 10:51:43,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 10:51:43,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 10:51:43,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 10:51:43,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 10:51:43,939 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 10:51:43,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 10:51:43,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 10:51:43,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 10:51:43,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 10:51:43,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 10:51:43,941 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 10:51:43,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 10:51:43,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 10:51:43,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:51:43,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 10:51:43,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 10:51:43,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 10:51:43,943 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 10:51:43,943 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 10:51:43,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 10:51:43,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 10:51:43,944 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 10:51:43,944 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 10:51:43,945 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 10:51:43,945 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 35dbf726a4814cc3b8eca88126217bdc439adaa540e8480cdf873ab27590b7a0 [2024-10-14 10:51:44,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 10:51:44,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 10:51:44,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 10:51:44,260 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 10:51:44,260 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 10:51:44,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:45,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 10:51:45,967 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 10:51:45,967 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:45,975 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b27fdd035/d05a16fea1184180aabd1fbca8cded7e/FLAGc51ae9860 [2024-10-14 10:51:46,343 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b27fdd035/d05a16fea1184180aabd1fbca8cded7e [2024-10-14 10:51:46,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 10:51:46,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 10:51:46,349 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 10:51:46,350 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 10:51:46,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 10:51:46,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e0d8db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46, skipping insertion in model container [2024-10-14 10:51:46,359 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 10:51:46,512 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-10-14 10:51:46,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:51:46,581 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 10:51:46,591 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-28.i[917,930] [2024-10-14 10:51:46,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 10:51:46,635 INFO L204 MainTranslator]: Completed translation [2024-10-14 10:51:46,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46 WrapperNode [2024-10-14 10:51:46,636 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 10:51:46,637 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 10:51:46,637 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 10:51:46,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 10:51:46,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,680 INFO L138 Inliner]: procedures = 27, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 103 [2024-10-14 10:51:46,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 10:51:46,682 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 10:51:46,682 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 10:51:46,682 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 10:51:46,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,694 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,728 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]. [2024-10-14 10:51:46,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,740 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,746 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 10:51:46,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 10:51:46,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 10:51:46,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 10:51:46,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (1/1) ... [2024-10-14 10:51:46,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 10:51:46,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 10:51:46,787 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) [2024-10-14 10:51:46,790 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 [2024-10-14 10:51:46,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 10:51:46,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 10:51:46,825 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 10:51:46,825 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 10:51:46,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 10:51:46,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 10:51:46,901 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 10:51:46,903 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 10:51:47,156 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-14 10:51:47,156 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 10:51:47,197 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 10:51:47,201 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 10:51:47,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:51:47 BoogieIcfgContainer [2024-10-14 10:51:47,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 10:51:47,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 10:51:47,203 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 10:51:47,206 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 10:51:47,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:51:46" (1/3) ... [2024-10-14 10:51:47,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bf7957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:51:47, skipping insertion in model container [2024-10-14 10:51:47,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:51:46" (2/3) ... [2024-10-14 10:51:47,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71bf7957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:51:47, skipping insertion in model container [2024-10-14 10:51:47,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:51:47" (3/3) ... [2024-10-14 10:51:47,208 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-28.i [2024-10-14 10:51:47,222 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 10:51:47,222 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 10:51:47,298 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 10:51:47,304 INFO L333 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, 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;@52810769, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 10:51:47,304 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 10:51:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand has 41 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 25 states have internal predecessors, (32), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-14 10:51:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-14 10:51:47,318 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:51:47,319 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1, 1, 1, 1, 1] [2024-10-14 10:51:47,319 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:51:47,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:51:47,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1333224613, now seen corresponding path program 1 times [2024-10-14 10:51:47,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:51:47,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2144381159] [2024-10-14 10:51:47,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:51:47,337 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:51:47,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:51:47,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:51:47,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-14 10:51:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:47,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 10:51:47,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 10:51:47,546 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-10-14 10:51:47,546 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 10:51:47,547 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 10:51:47,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2144381159] [2024-10-14 10:51:47,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2144381159] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 10:51:47,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 10:51:47,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 10:51:47,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558590839] [2024-10-14 10:51:47,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 10:51:47,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 10:51:47,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 10:51:47,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 10:51:47,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:51:47,572 INFO L87 Difference]: Start difference. First operand has 41 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 25 states have internal predecessors, (32), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) 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, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 10:51:47,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 10:51:47,685 INFO L93 Difference]: Finished difference Result 79 states and 132 transitions. [2024-10-14 10:51:47,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 10:51:47,693 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, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 89 [2024-10-14 10:51:47,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 10:51:47,699 INFO L225 Difference]: With dead ends: 79 [2024-10-14 10:51:47,699 INFO L226 Difference]: Without dead ends: 39 [2024-10-14 10:51:47,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 10:51:47,707 INFO L432 NwaCegarLoop]: 52 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 10:51:47,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 52 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 10:51:47,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-10-14 10:51:47,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2024-10-14 10:51:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 23 states have (on average 1.173913043478261) internal successors, (27), 23 states have internal predecessors, (27), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-10-14 10:51:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2024-10-14 10:51:47,772 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 89 [2024-10-14 10:51:47,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 10:51:47,772 INFO L471 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2024-10-14 10:51:47,773 INFO L472 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, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-10-14 10:51:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2024-10-14 10:51:47,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-10-14 10:51:47,777 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 10:51:47,777 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 1, 1, 1, 1, 1] [2024-10-14 10:51:47,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-14 10:51:47,981 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:51:47,983 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 10:51:47,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 10:51:47,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1299645541, now seen corresponding path program 1 times [2024-10-14 10:51:47,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 10:51:47,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531651323] [2024-10-14 10:51:47,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 10:51:47,989 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 10:51:47,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 10:51:47,991 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 10:51:47,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-14 10:51:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 10:51:48,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-14 10:51:48,186 INFO L278 TraceCheckSpWp]: Computing forward predicates...