./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 10:46:24,731 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 10:46:24,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 10:46:24,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 10:46:24,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 10:46:24,851 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 10:46:24,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 10:46:24,851 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 10:46:24,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 10:46:24,852 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 10:46:24,853 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 10:46:24,853 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 10:46:24,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 10:46:24,859 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 10:46:24,860 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 10:46:24,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 10:46:24,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 10:46:24,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 10:46:24,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 10:46:24,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 10:46:24,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 10:46:24,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 10:46:24,863 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 10:46:24,863 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 10:46:24,863 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 10:46:24,863 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 10:46:24,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 10:46:24,864 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 10:46:24,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 10:46:24,864 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 10:46:24,865 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 10:46:24,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 10:46:24,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 10:46:24,865 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 10:46:24,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 10:46:24,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 10:46:24,869 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 10:46:24,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 10:46:24,870 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 10:46:24,870 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 10:46:24,871 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 10:46:24,871 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 10:46:24,871 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 [2024-10-11 10:46:25,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 10:46:25,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 10:46:25,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 10:46:25,159 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 10:46:25,159 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 10:46:25,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:26,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 10:46:26,802 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 10:46:26,804 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:26,814 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c8b3a28a4/fa4c6a5bacc643a2b50f10e923318ffc/FLAG8cd3397ca [2024-10-11 10:46:26,831 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/c8b3a28a4/fa4c6a5bacc643a2b50f10e923318ffc [2024-10-11 10:46:26,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 10:46:26,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 10:46:26,837 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 10:46:26,837 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 10:46:26,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 10:46:26,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:46:26" (1/1) ... [2024-10-11 10:46:26,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64db6868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:26, skipping insertion in model container [2024-10-11 10:46:26,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:46:26" (1/1) ... [2024-10-11 10:46:26,875 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 10:46:27,092 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2024-10-11 10:46:27,147 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 10:46:27,163 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 10:46:27,175 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2024-10-11 10:46:27,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 10:46:27,214 INFO L204 MainTranslator]: Completed translation [2024-10-11 10:46:27,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27 WrapperNode [2024-10-11 10:46:27,215 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 10:46:27,216 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 10:46:27,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 10:46:27,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 10:46:27,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,264 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118 [2024-10-11 10:46:27,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 10:46:27,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 10:46:27,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 10:46:27,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 10:46:27,274 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,277 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,290 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]. [2024-10-11 10:46:27,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,291 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,306 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,307 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 10:46:27,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 10:46:27,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 10:46:27,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 10:46:27,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (1/1) ... [2024-10-11 10:46:27,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 10:46:27,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 10:46:27,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 10:46:27,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 10:46:27,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 10:46:27,413 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 10:46:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 10:46:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 10:46:27,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 10:46:27,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 10:46:27,508 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 10:46:27,510 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 10:46:27,806 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-11 10:46:27,806 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 10:46:27,863 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 10:46:27,864 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 10:46:27,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:46:27 BoogieIcfgContainer [2024-10-11 10:46:27,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 10:46:27,869 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 10:46:27,873 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 10:46:27,876 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 10:46:27,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:46:26" (1/3) ... [2024-10-11 10:46:27,877 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d540dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:46:27, skipping insertion in model container [2024-10-11 10:46:27,877 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:27" (2/3) ... [2024-10-11 10:46:27,878 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d540dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:46:27, skipping insertion in model container [2024-10-11 10:46:27,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:46:27" (3/3) ... [2024-10-11 10:46:27,882 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:27,898 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 10:46:27,899 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 10:46:27,974 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 10:46:27,984 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;@f5ae8ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 10:46:27,984 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 10:46:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 29 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-10-11 10:46:28,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-10-11 10:46:28,002 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 10:46:28,003 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 10:46:28,004 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 10:46:28,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 10:46:28,010 INFO L85 PathProgramCache]: Analyzing trace with hash 126418153, now seen corresponding path program 1 times [2024-10-11 10:46:28,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 10:46:28,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250219266] [2024-10-11 10:46:28,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 10:46:28,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 10:46:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-11 10:46:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-11 10:46:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 10:46:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-11 10:46:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-11 10:46:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 10:46:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 10:46:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 10:46:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-11 10:46:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-11 10:46:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-11 10:46:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 10:46:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-10-11 10:46:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-10-11 10:46:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-11 10:46:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-10-11 10:46:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 10:46:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-11 10:46:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-11 10:46:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-10-11 10:46:28,415 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 10:46:28,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250219266] [2024-10-11 10:46:28,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250219266] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 10:46:28,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 10:46:28,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 10:46:28,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662973651] [2024-10-11 10:46:28,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 10:46:28,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 10:46:28,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 10:46:28,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 10:46:28,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 10:46:28,458 INFO L87 Difference]: Start difference. First operand has 50 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 29 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 10:46:28,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 10:46:28,515 INFO L93 Difference]: Finished difference Result 97 states and 171 transitions. [2024-10-11 10:46:28,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 10:46:28,518 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 115 [2024-10-11 10:46:28,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 10:46:28,527 INFO L225 Difference]: With dead ends: 97 [2024-10-11 10:46:28,528 INFO L226 Difference]: Without dead ends: 48 [2024-10-11 10:46:28,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 10:46:28,537 INFO L432 NwaCegarLoop]: 68 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, 68 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 [2024-10-11 10:46:28,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 10:46:28,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2024-10-11 10:46:28,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2024-10-11 10:46:28,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-10-11 10:46:28,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 71 transitions. [2024-10-11 10:46:28,630 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 71 transitions. Word has length 115 [2024-10-11 10:46:28,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 10:46:28,630 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 71 transitions. [2024-10-11 10:46:28,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) [2024-10-11 10:46:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 71 transitions. [2024-10-11 10:46:28,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-10-11 10:46:28,633 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 10:46:28,633 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 10:46:28,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 10:46:28,634 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 10:46:28,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 10:46:28,635 INFO L85 PathProgramCache]: Analyzing trace with hash 508080759, now seen corresponding path program 1 times [2024-10-11 10:46:28,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 10:46:28,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041710661] [2024-10-11 10:46:28,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 10:46:28,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 10:46:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-11 10:46:28,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [834093219] [2024-10-11 10:46:28,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 10:46:28,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 10:46:28,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 10:46:28,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 10:46:28,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 10:46:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 10:46:29,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 10:46:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 10:46:29,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 10:46:29,906 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 10:46:29,908 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 10:46:29,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 10:46:30,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 10:46:30,115 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-11 10:46:30,199 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 10:46:30,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 10:46:30 BoogieIcfgContainer [2024-10-11 10:46:30,202 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 10:46:30,202 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 10:46:30,202 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 10:46:30,203 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 10:46:30,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:46:27" (3/4) ... [2024-10-11 10:46:30,204 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 10:46:30,206 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 10:46:30,206 INFO L158 Benchmark]: Toolchain (without parser) took 3370.26ms. Allocated memory is still 155.2MB. Free memory was 87.7MB in the beginning and 78.9MB in the end (delta: 8.8MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,206 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 10:46:30,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.21ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 123.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.85ms. Allocated memory is still 155.2MB. Free memory was 123.0MB in the beginning and 120.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,208 INFO L158 Benchmark]: Boogie Preprocessor took 43.38ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 118.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,208 INFO L158 Benchmark]: RCFGBuilder took 554.23ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 99.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,209 INFO L158 Benchmark]: TraceAbstraction took 2332.32ms. Allocated memory is still 155.2MB. Free memory was 98.7MB in the beginning and 79.8MB in the end (delta: 18.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-10-11 10:46:30,209 INFO L158 Benchmark]: Witness Printer took 3.36ms. Allocated memory is still 155.2MB. Free memory was 79.8MB in the beginning and 78.9MB in the end (delta: 848.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 10:46:30,211 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.21ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 123.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.85ms. Allocated memory is still 155.2MB. Free memory was 123.0MB in the beginning and 120.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.38ms. Allocated memory is still 155.2MB. Free memory was 120.9MB in the beginning and 118.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.23ms. Allocated memory is still 155.2MB. Free memory was 118.8MB in the beginning and 99.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2332.32ms. Allocated memory is still 155.2MB. Free memory was 98.7MB in the beginning and 79.8MB in the end (delta: 18.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Witness Printer took 3.36ms. Allocated memory is still 155.2MB. Free memory was 79.8MB in the beginning and 78.9MB in the end (delta: 848.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_5 = -16; [L25] double var_1_6 = 100.01; [L26] double var_1_7 = 999999999.4; [L27] double var_1_8 = 10.6; [L28] double var_1_9 = 127.5; [L29] unsigned long int var_1_10 = 1; [L30] unsigned long int var_1_11 = 2467894503; [L31] unsigned long int var_1_12 = 2565572511; [L32] unsigned long int var_1_13 = 500; [L33] unsigned long int var_1_15 = 2277019112; [L34] unsigned long int var_1_16 = 2745650083; [L35] unsigned long int var_1_17 = 8; [L36] unsigned long int last_1_var_1_17 = 8; [L106] isInitial = 1 [L107] FCALL initially() [L108] COND TRUE 1 [L109] CALL updateLastVariables() [L99] last_1_var_1_17 = var_1_17 [L109] RET updateLastVariables() [L110] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-16, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L70] var_1_5 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L71] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L72] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L72] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L73] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L73] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_6=10001/100, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L74] var_1_6 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L75] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_7=4999999997/5, var_1_8=53/5, var_1_9=255/2] [L76] var_1_7 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_8=53/5, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_8=53/5, var_1_9=255/2] [L77] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_8=53/5, var_1_9=255/2] [L78] var_1_8 = __VERIFIER_nondet_double() [L79] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_9=255/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_9=255/2] [L79] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768, var_1_9=255/2] [L80] var_1_9 = __VERIFIER_nondet_double() [L81] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L81] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2467894503, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L82] var_1_11 = __VERIFIER_nondet_ulong() [L83] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L83] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L84] CALL assume_abort_if_not(var_1_11 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L84] RET assume_abort_if_not(var_1_11 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=2565572511, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L85] var_1_12 = __VERIFIER_nondet_ulong() [L86] CALL assume_abort_if_not(var_1_12 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L86] RET assume_abort_if_not(var_1_12 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L87] CALL assume_abort_if_not(var_1_12 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L87] RET assume_abort_if_not(var_1_12 <= 4294967295) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=500, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L88] var_1_13 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L90] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L90] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2277019112, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L91] var_1_15 = __VERIFIER_nondet_ulong() [L92] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L92] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L93] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L93] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=2745650083, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L94] var_1_16 = __VERIFIER_nondet_ulong() [L95] CALL assume_abort_if_not(var_1_16 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L95] RET assume_abort_if_not(var_1_16 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L96] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L96] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L110] RET updateVariables() [L111] CALL step() [L40] unsigned long int stepLocal_1 = - last_1_var_1_17; VAL [isInitial=1, last_1_var_1_17=8, stepLocal_1=-8, var_1_10=1, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L41] COND TRUE (((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_13) != stepLocal_1 [L42] var_1_10 = (((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_13) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L46] COND TRUE var_1_10 <= var_1_10 VAL [isInitial=1, last_1_var_1_17=8, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L47] COND FALSE !(var_1_2 && (var_1_10 == ((((var_1_16) > (var_1_12)) ? (var_1_16) : (var_1_12))))) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L55] unsigned long int stepLocal_0 = var_1_10; VAL [isInitial=1, last_1_var_1_17=8, stepLocal_0=2147483647, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=54/5, var_1_2=0, var_1_5=-32768] [L56] COND FALSE !(\read(var_1_2)) [L63] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_17=8, stepLocal_0=2147483647, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=2, var_1_2=0, var_1_5=-32768, var_1_8=2] [L111] RET step() [L112] CALL, EXPR property() [L102-L103] return ((var_1_2 ? ((var_1_10 >= (var_1_10 / var_1_5)) ? (var_1_1 == ((double) ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) : (var_1_1 == ((double) (var_1_7 + ((((var_1_8) > ((var_1_9 + 63.25))) ? (var_1_8) : ((var_1_9 + 63.25)))))))) : (var_1_1 == ((double) var_1_8))) && (((((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) - var_1_13) != (- last_1_var_1_17)) ? (var_1_10 == ((unsigned long int) (((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))) - var_1_13))) : (var_1_10 == ((unsigned long int) var_1_15)))) && ((var_1_10 <= var_1_10) ? ((var_1_2 && (var_1_10 == ((((var_1_16) > (var_1_12)) ? (var_1_16) : (var_1_12))))) ? ((var_1_10 < var_1_11) ? (var_1_17 == ((unsigned long int) var_1_15)) : 1) : 1) : (var_1_17 == ((unsigned long int) var_1_16))) ; [L112] RET, EXPR property() [L112] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_17=8, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=2, var_1_2=0, var_1_5=-32768, var_1_8=2] [L19] reach_error() VAL [isInitial=1, last_1_var_1_17=8, var_1_10=2147483647, var_1_11=2147483647, var_1_12=-2147483649, var_1_13=4294967296, var_1_15=2147483647, var_1_16=6442450943, var_1_17=8, var_1_1=2, var_1_2=0, var_1_5=-32768, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 19, 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, 68 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, 68 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 347 NumberOfCodeBlocks, 347 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 684/684 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 [2024-10-11 10:46:30,251 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 10:46:32,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 10:46:32,601 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-11 10:46:32,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 10:46:32,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 10:46:32,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 10:46:32,649 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 10:46:32,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 10:46:32,650 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 10:46:32,651 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 10:46:32,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 10:46:32,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 10:46:32,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 10:46:32,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 10:46:32,656 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 10:46:32,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 10:46:32,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 10:46:32,659 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 10:46:32,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 10:46:32,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 10:46:32,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 10:46:32,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 10:46:32,661 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 10:46:32,661 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 10:46:32,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 10:46:32,665 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 10:46:32,665 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 10:46:32,665 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 10:46:32,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 10:46:32,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 10:46:32,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 10:46:32,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 10:46:32,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 10:46:32,667 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 10:46:32,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 10:46:32,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 10:46:32,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 10:46:32,668 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 10:46:32,669 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 10:46:32,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 10:46:32,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 10:46:32,671 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 10:46:32,671 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 10:46:32,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 10:46:32,671 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 10:46:32,672 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 629029cd9dd00c6bf198e5b7caf4dc49b05a3b2642ee9ed809aec148707dec90 [2024-10-11 10:46:32,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 10:46:33,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 10:46:33,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 10:46:33,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 10:46:33,011 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 10:46:33,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:34,658 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 10:46:34,890 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 10:46:34,891 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:34,903 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6859d2f40/a4678b5f59234c80874ed788b830ea4e/FLAGf2e41f147 [2024-10-11 10:46:34,917 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6859d2f40/a4678b5f59234c80874ed788b830ea4e [2024-10-11 10:46:34,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 10:46:34,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 10:46:34,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 10:46:34,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 10:46:34,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 10:46:34,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:46:34" (1/1) ... [2024-10-11 10:46:34,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e16af9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:34, skipping insertion in model container [2024-10-11 10:46:34,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:46:34" (1/1) ... [2024-10-11 10:46:34,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 10:46:35,152 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2024-10-11 10:46:35,214 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 10:46:35,247 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 10:46:35,265 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-51.i[917,930] [2024-10-11 10:46:35,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 10:46:35,311 INFO L204 MainTranslator]: Completed translation [2024-10-11 10:46:35,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35 WrapperNode [2024-10-11 10:46:35,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 10:46:35,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 10:46:35,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 10:46:35,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 10:46:35,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,369 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2024-10-11 10:46:35,372 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 10:46:35,373 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 10:46:35,374 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 10:46:35,374 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 10:46:35,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,391 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,410 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]. [2024-10-11 10:46:35,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 10:46:35,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 10:46:35,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 10:46:35,449 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 10:46:35,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (1/1) ... [2024-10-11 10:46:35,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 10:46:35,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 10:46:35,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 10:46:35,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 10:46:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 10:46:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 10:46:35,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 10:46:35,531 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 10:46:35,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 10:46:35,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 10:46:35,617 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 10:46:35,619 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 10:46:36,599 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-10-11 10:46:36,599 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 10:46:36,658 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 10:46:36,658 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 10:46:36,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:46:36 BoogieIcfgContainer [2024-10-11 10:46:36,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 10:46:36,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 10:46:36,665 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 10:46:36,670 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 10:46:36,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 10:46:34" (1/3) ... [2024-10-11 10:46:36,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e9239d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:46:36, skipping insertion in model container [2024-10-11 10:46:36,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:46:35" (2/3) ... [2024-10-11 10:46:36,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e9239d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 10:46:36, skipping insertion in model container [2024-10-11 10:46:36,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 10:46:36" (3/3) ... [2024-10-11 10:46:36,672 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-51.i [2024-10-11 10:46:36,690 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 10:46:36,690 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 10:46:36,758 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 10:46:36,766 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;@5db005af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 10:46:36,767 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 10:46:36,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 29 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-10-11 10:46:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-10-11 10:46:36,786 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 10:46:36,787 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 10:46:36,788 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 10:46:36,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 10:46:36,794 INFO L85 PathProgramCache]: Analyzing trace with hash 126418153, now seen corresponding path program 1 times [2024-10-11 10:46:36,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 10:46:36,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [439085363] [2024-10-11 10:46:36,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 10:46:36,826 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 [2024-10-11 10:46:36,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 10:46:36,831 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 10:46:36,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 10:46:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:37,162 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-11 10:46:37,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 10:46:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-10-11 10:46:37,212 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 10:46:37,213 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 10:46:37,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [439085363] [2024-10-11 10:46:37,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [439085363] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 10:46:37,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 10:46:37,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 10:46:37,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876748702] [2024-10-11 10:46:37,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 10:46:37,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 10:46:37,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 10:46:37,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 10:46:37,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 10:46:37,246 INFO L87 Difference]: Start difference. First operand has 50 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 29 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-10-11 10:46:37,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 10:46:37,828 INFO L93 Difference]: Finished difference Result 97 states and 171 transitions. [2024-10-11 10:46:37,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 10:46:37,848 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 115 [2024-10-11 10:46:37,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 10:46:37,854 INFO L225 Difference]: With dead ends: 97 [2024-10-11 10:46:37,854 INFO L226 Difference]: Without dead ends: 48 [2024-10-11 10:46:37,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 10:46:37,862 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 10:46:37,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 10:46:37,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2024-10-11 10:46:37,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2024-10-11 10:46:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 27 states have internal predecessors, (33), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2024-10-11 10:46:37,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 71 transitions. [2024-10-11 10:46:37,905 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 71 transitions. Word has length 115 [2024-10-11 10:46:37,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 10:46:37,906 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 71 transitions. [2024-10-11 10:46:37,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.5) internal successors, (23), 2 states have internal predecessors, (23), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2024-10-11 10:46:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 71 transitions. [2024-10-11 10:46:37,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-10-11 10:46:37,912 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 10:46:37,913 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 10:46:37,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 10:46:38,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 10:46:38,114 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 10:46:38,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 10:46:38,115 INFO L85 PathProgramCache]: Analyzing trace with hash 508080759, now seen corresponding path program 1 times [2024-10-11 10:46:38,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 10:46:38,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2041095547] [2024-10-11 10:46:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 10:46:38,118 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 [2024-10-11 10:46:38,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 10:46:38,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 10:46:38,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 10:46:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 10:46:38,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-11 10:46:38,398 INFO L278 TraceCheckSpWp]: Computing forward predicates...