./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_no-floats_file-93_fixed.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_no-floats_file-93_fixed.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 ddec760117dfe95addb3119868a1a4b9235e79a721f69484238bafe264cc3b9f --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 11:09:03,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 11:09:04,022 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 11:09:04,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 11:09:04,028 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 11:09:04,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 11:09:04,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 11:09:04,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 11:09:04,055 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 11:09:04,058 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 11:09:04,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 11:09:04,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 11:09:04,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 11:09:04,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 11:09:04,059 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 11:09:04,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 11:09:04,060 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 11:09:04,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 11:09:04,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 11:09:04,061 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 11:09:04,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 11:09:04,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 11:09:04,062 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 11:09:04,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 11:09:04,063 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 11:09:04,063 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 11:09:04,063 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 11:09:04,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 11:09:04,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 11:09:04,063 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 11:09:04,064 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 11:09:04,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 11:09:04,067 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ddec760117dfe95addb3119868a1a4b9235e79a721f69484238bafe264cc3b9f [2024-10-14 11:09:04,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 11:09:04,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 11:09:04,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 11:09:04,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 11:09:04,301 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 11:09:04,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:05,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 11:09:05,881 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 11:09:05,882 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:05,888 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929d367c3/ab5026a9b9804f6eb21c11fa38644a6c/FLAG8fe86945c [2024-10-14 11:09:05,898 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/929d367c3/ab5026a9b9804f6eb21c11fa38644a6c [2024-10-14 11:09:05,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 11:09:05,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 11:09:05,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 11:09:05,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 11:09:05,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 11:09:05,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:05" (1/1) ... [2024-10-14 11:09:05,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e19e782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:05, skipping insertion in model container [2024-10-14 11:09:05,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:05" (1/1) ... [2024-10-14 11:09:05,935 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 11:09:06,075 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_no-floats_file-93_fixed.i[916,929] [2024-10-14 11:09:06,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 11:09:06,154 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 11:09:06,170 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_no-floats_file-93_fixed.i[916,929] [2024-10-14 11:09:06,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 11:09:06,244 INFO L204 MainTranslator]: Completed translation [2024-10-14 11:09:06,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06 WrapperNode [2024-10-14 11:09:06,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 11:09:06,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 11:09:06,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 11:09:06,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 11:09:06,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,262 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,303 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 113 [2024-10-14 11:09:06,307 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 11:09:06,308 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 11:09:06,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 11:09:06,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 11:09:06,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,319 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,332 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 11:09:06,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,349 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 11:09:06,351 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 11:09:06,351 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 11:09:06,351 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 11:09:06,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (1/1) ... [2024-10-14 11:09:06,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 11:09:06,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 11:09:06,395 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 11:09:06,398 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 11:09:06,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 11:09:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 11:09:06,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 11:09:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 11:09:06,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 11:09:06,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 11:09:06,486 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 11:09:06,488 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 11:09:06,661 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-14 11:09:06,661 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 11:09:06,694 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 11:09:06,694 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 11:09:06,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:06 BoogieIcfgContainer [2024-10-14 11:09:06,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 11:09:06,696 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 11:09:06,696 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 11:09:06,698 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 11:09:06,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:09:05" (1/3) ... [2024-10-14 11:09:06,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d35dc50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:06, skipping insertion in model container [2024-10-14 11:09:06,699 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:06" (2/3) ... [2024-10-14 11:09:06,699 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d35dc50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:06, skipping insertion in model container [2024-10-14 11:09:06,700 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:06" (3/3) ... [2024-10-14 11:09:06,701 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:06,713 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 11:09:06,713 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 11:09:06,758 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 11:09:06,763 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;@5c75f2f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 11:09:06,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 11:09:06,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-14 11:09:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 11:09:06,777 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 11:09:06,778 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 11:09:06,778 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 11:09:06,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 11:09:06,782 INFO L85 PathProgramCache]: Analyzing trace with hash 671086619, now seen corresponding path program 1 times [2024-10-14 11:09:06,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 11:09:06,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647553432] [2024-10-14 11:09:06,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:06,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 11:09:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 11:09:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 11:09:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-10-14 11:09:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 11:09:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-14 11:09:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-14 11:09:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 11:09:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:06,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-14 11:09:06,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-14 11:09:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-14 11:09:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-14 11:09:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-14 11:09:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-14 11:09:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-14 11:09:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-10-14 11:09:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-14 11:09:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-14 11:09:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-14 11:09:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-14 11:09:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-14 11:09:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-10-14 11:09:07,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 11:09:07,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647553432] [2024-10-14 11:09:07,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647553432] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 11:09:07,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 11:09:07,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 11:09:07,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850711024] [2024-10-14 11:09:07,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 11:09:07,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 11:09:07,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 11:09:07,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 11:09:07,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 11:09:07,083 INFO L87 Difference]: Start difference. First operand has 47 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-14 11:09:07,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 11:09:07,109 INFO L93 Difference]: Finished difference Result 91 states and 166 transitions. [2024-10-14 11:09:07,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 11:09:07,111 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 117 [2024-10-14 11:09:07,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 11:09:07,116 INFO L225 Difference]: With dead ends: 91 [2024-10-14 11:09:07,117 INFO L226 Difference]: Without dead ends: 45 [2024-10-14 11:09:07,121 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 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 11:09:07,124 INFO L432 NwaCegarLoop]: 66 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, 66 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 11:09:07,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 11:09:07,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-14 11:09:07,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-14 11:09:07,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-14 11:09:07,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 69 transitions. [2024-10-14 11:09:07,176 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 69 transitions. Word has length 117 [2024-10-14 11:09:07,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 11:09:07,179 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 69 transitions. [2024-10-14 11:09:07,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-10-14 11:09:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-10-14 11:09:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 11:09:07,185 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 11:09:07,187 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 11:09:07,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 11:09:07,188 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 11:09:07,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 11:09:07,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1310300833, now seen corresponding path program 1 times [2024-10-14 11:09:07,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 11:09:07,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837841602] [2024-10-14 11:09:07,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:07,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 11:09:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 11:09:07,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [957456806] [2024-10-14 11:09:07,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:07,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 11:09:07,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 11:09:07,343 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 11:09:07,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 11:09:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 11:09:07,529 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 11:09:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 11:09:07,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 11:09:07,757 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 11:09:07,758 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 11:09:07,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-14 11:09:07,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 11:09:07,970 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-14 11:09:08,069 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 11:09:08,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:09:08 BoogieIcfgContainer [2024-10-14 11:09:08,074 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 11:09:08,075 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 11:09:08,076 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 11:09:08,076 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 11:09:08,076 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:06" (3/4) ... [2024-10-14 11:09:08,078 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 11:09:08,080 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 11:09:08,081 INFO L158 Benchmark]: Toolchain (without parser) took 2179.43ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 89.6MB in the beginning and 192.9MB in the end (delta: -103.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 11:09:08,082 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 11:09:08,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.90ms. Allocated memory is still 163.6MB. Free memory was 89.4MB in the beginning and 130.4MB in the end (delta: -41.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.26ms. Allocated memory is still 163.6MB. Free memory was 130.4MB in the beginning and 133.6MB in the end (delta: -3.2MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,084 INFO L158 Benchmark]: Boogie Preprocessor took 42.92ms. Allocated memory is still 163.6MB. Free memory was 133.6MB in the beginning and 130.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,085 INFO L158 Benchmark]: RCFGBuilder took 343.35ms. Allocated memory is still 163.6MB. Free memory was 130.6MB in the beginning and 111.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,085 INFO L158 Benchmark]: TraceAbstraction took 1378.65ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 110.5MB in the beginning and 194.0MB in the end (delta: -83.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,085 INFO L158 Benchmark]: Witness Printer took 5.48ms. Allocated memory is still 239.1MB. Free memory was 194.0MB in the beginning and 192.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 11:09:08,089 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 163.6MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.90ms. Allocated memory is still 163.6MB. Free memory was 89.4MB in the beginning and 130.4MB in the end (delta: -41.0MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.26ms. Allocated memory is still 163.6MB. Free memory was 130.4MB in the beginning and 133.6MB in the end (delta: -3.2MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.92ms. Allocated memory is still 163.6MB. Free memory was 133.6MB in the beginning and 130.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.35ms. Allocated memory is still 163.6MB. Free memory was 130.6MB in the beginning and 111.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1378.65ms. Allocated memory was 163.6MB in the beginning and 239.1MB in the end (delta: 75.5MB). Free memory was 110.5MB in the beginning and 194.0MB in the end (delta: -83.4MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 5.48ms. Allocated memory is still 239.1MB. Free memory was 194.0MB in the beginning and 192.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 to_int at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 255; [L23] signed long int var_1_3 = 0; [L24] signed long int var_1_5 = 128; [L25] signed long int var_1_6 = 9; [L26] signed long int var_1_7 = 31; [L27] signed long int var_1_8 = 9; [L28] signed long int var_1_9 = 499; [L29] signed long int var_1_10 = 1; [L30] unsigned char var_1_11 = 0; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 0; [L33] unsigned char var_1_14 = 1; [L34] signed long int last_1_var_1_10 = 1; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] CALL updateLastVariables() [L92] last_1_var_1_10 = var_1_10 [L102] RET updateLastVariables() [L103] CALL updateVariables() [L61] var_1_3 = __VERIFIER_nondet_long() [L62] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L62] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L63] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L63] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L64] CALL assume_abort_if_not(var_1_3 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L64] RET assume_abort_if_not(var_1_3 != 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=128, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L65] var_1_5 = __VERIFIER_nondet_long() [L66] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L66] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L67] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L67] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L68] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L68] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=9, var_1_7=31, var_1_8=9, var_1_9=499] [L69] var_1_6 = __VERIFIER_nondet_long() [L70] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L70] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L71] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L71] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=31, var_1_8=9, var_1_9=499] [L72] var_1_7 = __VERIFIER_nondet_long() [L73] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L73] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L74] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L74] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=9, var_1_9=499] [L75] var_1_8 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L76] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L77] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L77] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=499] [L78] var_1_9 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L79] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L80] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L80] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L81] var_1_12 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L82] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L83] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L83] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L84] var_1_13 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L85] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L86] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L86] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L87] var_1_14 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L88] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L89] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L89] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=255, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L103] RET updateVariables() [L104] CALL step() [L38] COND FALSE !(((- last_1_var_1_10) / var_1_3) != (last_1_var_1_10 / var_1_5)) [L45] var_1_1 = 64.51f VAL [isInitial=1, last_1_var_1_10=1, var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L47] COND TRUE var_1_1 > (((((var_1_9 * 128.4)) > ((var_1_5 * var_1_1))) ? ((var_1_9 * 128.4)) : ((var_1_5 * var_1_1)))) [L48] var_1_10 = 2147000000.0f VAL [isInitial=1, last_1_var_1_10=1, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L52] COND TRUE ! (var_1_3 <= var_1_10) [L53] var_1_11 = (var_1_12 && var_1_13) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=0, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L104] RET step() [L105] CALL, EXPR property() [L95-L96] return (((((- last_1_var_1_10) / var_1_3) != (last_1_var_1_10 / var_1_5)) ? ((last_1_var_1_10 != (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) - var_1_8)) ? (var_1_1 == ((signed long int) var_1_9)) : (var_1_1 == ((signed long int) var_1_9))) : (var_1_1 == ((signed long int) 64.51f))) && ((var_1_1 > (((((var_1_9 * 128.4)) > ((var_1_5 * var_1_1))) ? ((var_1_9 * 128.4)) : ((var_1_5 * var_1_1))))) ? (var_1_10 == ((signed long int) 2147000000.0f)) : (var_1_10 == ((signed long int) var_1_9)))) && ((! (var_1_3 <= var_1_10)) ? (var_1_11 == ((unsigned char) (var_1_12 && var_1_13))) : (((var_1_7 / var_1_3) < ((((((((var_1_8) > (var_1_6)) ? (var_1_8) : (var_1_6)))) < (var_1_5)) ? (((((var_1_8) > (var_1_6)) ? (var_1_8) : (var_1_6)))) : (var_1_5)))) ? (var_1_11 == ((unsigned char) var_1_14)) : 1)) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=1, var_1_10=0, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=0, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=1, var_1_10=0, var_1_11=0, var_1_12=-255, var_1_13=0, var_1_14=1, var_1_1=0, var_1_3=2, var_1_5=3, var_1_6=0, var_1_7=1, var_1_8=0, var_1_9=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 20, 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, 66 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, 66 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 351 NumberOfCodeBlocks, 351 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 116 ConstructedInterpolants, 0 QuantifiedInterpolants, 116 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 760/760 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 11:09:08,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- 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_no-floats_file-93_fixed.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 ddec760117dfe95addb3119868a1a4b9235e79a721f69484238bafe264cc3b9f --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 11:09:10,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 11:09:10,315 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 11:09:10,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 11:09:10,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 11:09:10,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 11:09:10,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 11:09:10,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 11:09:10,353 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 11:09:10,354 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 11:09:10,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 11:09:10,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 11:09:10,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 11:09:10,355 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 11:09:10,355 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 11:09:10,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 11:09:10,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 11:09:10,356 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 11:09:10,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 11:09:10,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 11:09:10,356 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 11:09:10,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 11:09:10,357 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 11:09:10,357 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 11:09:10,358 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 11:09:10,358 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 11:09:10,358 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 11:09:10,358 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 11:09:10,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 11:09:10,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 11:09:10,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 11:09:10,359 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 11:09:10,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 11:09:10,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 11:09:10,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 11:09:10,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 11:09:10,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 11:09:10,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 11:09:10,361 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 11:09:10,361 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 11:09:10,361 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 11:09:10,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 11:09:10,362 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 11:09:10,362 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 11:09:10,362 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 11:09:10,362 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ddec760117dfe95addb3119868a1a4b9235e79a721f69484238bafe264cc3b9f [2024-10-14 11:09:10,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 11:09:10,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 11:09:10,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 11:09:10,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 11:09:10,648 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 11:09:10,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:12,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 11:09:12,211 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 11:09:12,212 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:12,219 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60369d080/7e31deee15114dfc97eca131e8972606/FLAG2e0b83ce6 [2024-10-14 11:09:12,229 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60369d080/7e31deee15114dfc97eca131e8972606 [2024-10-14 11:09:12,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 11:09:12,232 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 11:09:12,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 11:09:12,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 11:09:12,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 11:09:12,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff0a93f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12, skipping insertion in model container [2024-10-14 11:09:12,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 11:09:12,464 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_no-floats_file-93_fixed.i[916,929] [2024-10-14 11:09:12,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 11:09:12,564 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 11:09:12,574 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_no-floats_file-93_fixed.i[916,929] [2024-10-14 11:09:12,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 11:09:12,619 INFO L204 MainTranslator]: Completed translation [2024-10-14 11:09:12,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12 WrapperNode [2024-10-14 11:09:12,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 11:09:12,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 11:09:12,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 11:09:12,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 11:09:12,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,663 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-10-14 11:09:12,667 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 11:09:12,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 11:09:12,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 11:09:12,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 11:09:12,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,680 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,689 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 11:09:12,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,689 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 11:09:12,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 11:09:12,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 11:09:12,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 11:09:12,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (1/1) ... [2024-10-14 11:09:12,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 11:09:12,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 11:09:12,736 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 11:09:12,741 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 11:09:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 11:09:12,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 11:09:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 11:09:12,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 11:09:12,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 11:09:12,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 11:09:12,855 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 11:09:12,857 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 11:09:24,345 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-14 11:09:24,345 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 11:09:24,398 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 11:09:24,398 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 11:09:24,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:24 BoogieIcfgContainer [2024-10-14 11:09:24,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 11:09:24,400 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 11:09:24,400 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 11:09:24,403 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 11:09:24,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:09:12" (1/3) ... [2024-10-14 11:09:24,403 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23ff9650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:24, skipping insertion in model container [2024-10-14 11:09:24,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:09:12" (2/3) ... [2024-10-14 11:09:24,404 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23ff9650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:09:24, skipping insertion in model container [2024-10-14 11:09:24,404 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:09:24" (3/3) ... [2024-10-14 11:09:24,405 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-93_fixed.i [2024-10-14 11:09:24,416 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 11:09:24,416 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 11:09:24,459 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 11:09:24,464 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;@4d43f766, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 11:09:24,464 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 11:09:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-14 11:09:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 11:09:24,477 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 11:09:24,477 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 11:09:24,478 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 11:09:24,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 11:09:24,482 INFO L85 PathProgramCache]: Analyzing trace with hash 671086619, now seen corresponding path program 1 times [2024-10-14 11:09:24,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 11:09:24,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963000662] [2024-10-14 11:09:24,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:24,495 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 11:09:24,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 11:09:24,500 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 11:09:24,501 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 11:09:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:24,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 11:09:24,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 11:09:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-10-14 11:09:24,881 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 11:09:24,882 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 11:09:24,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963000662] [2024-10-14 11:09:24,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963000662] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 11:09:24,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 11:09:24,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 11:09:24,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914807208] [2024-10-14 11:09:24,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 11:09:24,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 11:09:24,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 11:09:24,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 11:09:24,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 11:09:24,912 INFO L87 Difference]: Start difference. First operand has 47 states, 24 states have (on average 1.4166666666666667) internal successors, (34), 25 states have internal predecessors, (34), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-14 11:09:29,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-10-14 11:09:29,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 11:09:29,183 INFO L93 Difference]: Finished difference Result 91 states and 166 transitions. [2024-10-14 11:09:29,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 11:09:29,262 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 117 [2024-10-14 11:09:29,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 11:09:29,277 INFO L225 Difference]: With dead ends: 91 [2024-10-14 11:09:29,277 INFO L226 Difference]: Without dead ends: 45 [2024-10-14 11:09:29,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 116 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 11:09:29,287 INFO L432 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-10-14 11:09:29,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-10-14 11:09:29,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2024-10-14 11:09:29,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-10-14 11:09:29,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 23 states have internal predecessors, (29), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-10-14 11:09:29,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 69 transitions. [2024-10-14 11:09:29,346 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 69 transitions. Word has length 117 [2024-10-14 11:09:29,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 11:09:29,348 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 69 transitions. [2024-10-14 11:09:29,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) [2024-10-14 11:09:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2024-10-14 11:09:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-10-14 11:09:29,355 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 11:09:29,355 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 11:09:29,371 INFO L552 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)] Ended with exit code 0 [2024-10-14 11:09:29,559 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 11:09:29,560 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 11:09:29,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 11:09:29,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1310300833, now seen corresponding path program 1 times [2024-10-14 11:09:29,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 11:09:29,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657488716] [2024-10-14 11:09:29,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:29,565 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 11:09:29,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 11:09:29,570 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 11:09:29,631 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 11:09:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 11:09:30,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 11:09:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 11:09:30,340 ERROR L246 FreeRefinementEngine]: Caught known exception: Invalid model [2024-10-14 11:09:30,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc5 [511260115] [2024-10-14 11:09:30,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 11:09:30,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-10-14 11:09:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-10-14 11:09:30,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-10-14 11:09:30,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-10-14 11:09:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 11:09:30,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-10-14 11:09:30,515 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 11:09:43,062 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:09:50,749 WARN L286 SmtUtils]: Spent 7.69s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:09:56,733 WARN L286 SmtUtils]: Spent 5.98s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:10:07,080 WARN L286 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:10:12,761 WARN L286 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:10:20,008 WARN L286 SmtUtils]: Spent 7.25s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:10:25,620 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-10-14 11:10:33,734 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero ((_ to_fp 8 24) c_currentRoundingMode (/ 6451.0 100.0)))) (= c_~var_1_10~0 ((_ fp.to_sbv 32) roundTowardZero ((_ to_fp 8 24) c_currentRoundingMode 2147000000.0))) (= (bvsdiv (_ bv4294967295 32) c_~var_1_3~0) (bvsdiv (_ bv1 32) c_~var_1_5~0)) (let ((.cse2 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_9~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 642.0 5.0)))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode (bvmul c_~var_1_5~0 c_~var_1_1~0)))) (let ((.cse0 (fp.gt .cse2 .cse3)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0))) (or (and .cse0 (fp.gt .cse1 .cse2)) (and (not .cse0) (fp.gt .cse1 .cse3))))) (= c_~last_1_var_1_10~0 (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2024-10-14 11:10:37,805 WARN L873 $PredicateComparison]: unable to prove that (and (= c_~var_1_1~0 ((_ fp.to_sbv 32) roundTowardZero ((_ to_fp 8 24) c_currentRoundingMode (/ 6451.0 100.0)))) (= c_~var_1_10~0 ((_ fp.to_sbv 32) roundTowardZero ((_ to_fp 8 24) c_currentRoundingMode 2147000000.0))) (= (bvsdiv (_ bv4294967295 32) c_~var_1_3~0) (bvsdiv (_ bv1 32) c_~var_1_5~0)) (let ((.cse2 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_9~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 642.0 5.0)))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode (bvmul c_~var_1_5~0 c_~var_1_1~0)))) (let ((.cse0 (fp.gt .cse2 .cse3)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_1~0))) (or (and .cse0 (fp.gt .cse1 .cse2)) (and (not .cse0) (fp.gt .cse1 .cse3))))) (= c_~last_1_var_1_10~0 (_ bv1 32)) (= c_currentRoundingMode roundNearestTiesToEven)) is different from true [2024-10-14 11:10:45,566 WARN L286 SmtUtils]: Spent 7.73s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)