./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fe81127d69b7276d52c9dc992cdfd5ba3c95fcd5376dc8c91bd7ac959faa3c0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:01:11,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:01:11,709 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 22:01:11,714 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:01:11,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:01:11,738 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:01:11,739 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:01:11,739 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:01:11,740 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:01:11,740 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:01:11,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:01:11,741 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:01:11,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:01:11,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:01:11,744 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:01:11,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:01:11,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:01:11,745 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:01:11,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 22:01:11,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:01:11,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:01:11,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:01:11,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:01:11,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:01:11,751 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:01:11,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:01:11,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:01:11,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:01:11,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:01:11,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:01:11,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:01:11,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:01:11,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:01:11,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:01:11,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:01:11,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:01:11,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 22:01:11,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 22:01:11,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:01:11,754 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:01:11,754 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:01:11,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:01:11,756 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe81127d69b7276d52c9dc992cdfd5ba3c95fcd5376dc8c91bd7ac959faa3c0 [2024-11-18 22:01:12,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:01:12,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:01:12,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:01:12,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:01:12,046 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:01:12,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:13,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:01:13,777 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:01:13,778 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:13,786 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3154767bb/1b3508fe153e4421a0d0e779cd5c36d8/FLAG0f0452a5f [2024-11-18 22:01:13,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3154767bb/1b3508fe153e4421a0d0e779cd5c36d8 [2024-11-18 22:01:13,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:01:13,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:01:13,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:01:13,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:01:13,810 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:01:13,810 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:01:13" (1/1) ... [2024-11-18 22:01:13,811 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ed17a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:13, skipping insertion in model container [2024-11-18 22:01:13,811 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:01:13" (1/1) ... [2024-11-18 22:01:13,838 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:01:14,010 WARN L250 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-38.i[917,930] [2024-11-18 22:01:14,054 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:01:14,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:01:14,079 WARN L250 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-38.i[917,930] [2024-11-18 22:01:14,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:01:14,117 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:01:14,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14 WrapperNode [2024-11-18 22:01:14,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:01:14,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:01:14,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:01:14,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:01:14,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,216 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-18 22:01:14,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:01:14,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:01:14,218 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:01:14,218 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:01:14,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,240 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,263 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]. [2024-11-18 22:01:14,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,290 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:01:14,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:01:14,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:01:14,297 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:01:14,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (1/1) ... [2024-11-18 22:01:14,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:01:14,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:01:14,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 22:01:14,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 22:01:14,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:01:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:01:14,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:01:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 22:01:14,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:01:14,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:01:14,477 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:01:14,480 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:01:14,767 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-18 22:01:14,767 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:01:14,786 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:01:14,787 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:01:14,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:01:14 BoogieIcfgContainer [2024-11-18 22:01:14,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:01:14,792 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:01:14,792 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:01:14,797 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:01:14,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:01:13" (1/3) ... [2024-11-18 22:01:14,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6729d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:01:14, skipping insertion in model container [2024-11-18 22:01:14,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:14" (2/3) ... [2024-11-18 22:01:14,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6729d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:01:14, skipping insertion in model container [2024-11-18 22:01:14,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:01:14" (3/3) ... [2024-11-18 22:01:14,801 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:14,818 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:01:14,818 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:01:14,883 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:01:14,890 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;@21c4210, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:01:14,891 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:01:14,895 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 22:01:14,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:14,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:14,914 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:14,914 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:14,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:14,921 INFO L85 PathProgramCache]: Analyzing trace with hash 449802896, now seen corresponding path program 1 times [2024-11-18 22:01:14,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:01:14,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591837877] [2024-11-18 22:01:14,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:01:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-18 22:01:15,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:01:15,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591837877] [2024-11-18 22:01:15,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591837877] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:01:15,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324288127] [2024-11-18 22:01:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:15,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:01:15,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:01:15,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:01:15,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 22:01:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:15,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:01:15,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:01:15,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-18 22:01:15,512 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:01:15,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324288127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:01:15,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 22:01:15,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 22:01:15,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570397528] [2024-11-18 22:01:15,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:01:15,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:01:15,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:01:15,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:01:15,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:01:15,549 INFO L87 Difference]: Start difference. First operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 22:01:15,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:01:15,575 INFO L93 Difference]: Finished difference Result 119 states and 204 transitions. [2024-11-18 22:01:15,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:01:15,577 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2024-11-18 22:01:15,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:01:15,583 INFO L225 Difference]: With dead ends: 119 [2024-11-18 22:01:15,583 INFO L226 Difference]: Without dead ends: 59 [2024-11-18 22:01:15,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:01:15,589 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:01:15,590 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:01:15,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-18 22:01:15,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-18 22:01:15,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 22:01:15,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 86 transitions. [2024-11-18 22:01:15,628 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 86 transitions. Word has length 148 [2024-11-18 22:01:15,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:01:15,628 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 86 transitions. [2024-11-18 22:01:15,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 22:01:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2024-11-18 22:01:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:15,632 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:15,633 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:15,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 22:01:15,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 22:01:15,834 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:15,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:15,835 INFO L85 PathProgramCache]: Analyzing trace with hash 803808152, now seen corresponding path program 1 times [2024-11-18 22:01:15,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:01:15,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015340571] [2024-11-18 22:01:15,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:15,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:01:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 22:01:16,152 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:01:16,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015340571] [2024-11-18 22:01:16,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015340571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:01:16,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:01:16,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:01:16,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883731318] [2024-11-18 22:01:16,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:01:16,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:01:16,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:01:16,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:01:16,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:01:16,159 INFO L87 Difference]: Start difference. First operand 59 states and 86 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 22:01:16,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:01:16,217 INFO L93 Difference]: Finished difference Result 149 states and 215 transitions. [2024-11-18 22:01:16,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:01:16,218 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148 [2024-11-18 22:01:16,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:01:16,221 INFO L225 Difference]: With dead ends: 149 [2024-11-18 22:01:16,221 INFO L226 Difference]: Without dead ends: 93 [2024-11-18 22:01:16,222 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:01:16,223 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 45 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:01:16,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 158 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:01:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-18 22:01:16,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2024-11-18 22:01:16,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 52 states have internal predecessors, (57), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 22:01:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2024-11-18 22:01:16,249 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 148 [2024-11-18 22:01:16,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:01:16,249 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2024-11-18 22:01:16,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 22:01:16,250 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2024-11-18 22:01:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:16,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:16,255 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:16,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 22:01:16,256 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:16,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:16,257 INFO L85 PathProgramCache]: Analyzing trace with hash 805655194, now seen corresponding path program 1 times [2024-11-18 22:01:16,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:01:16,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911501535] [2024-11-18 22:01:16,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:01:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:17,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 12 proven. 120 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2024-11-18 22:01:17,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:01:17,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911501535] [2024-11-18 22:01:17,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911501535] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:01:17,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234130966] [2024-11-18 22:01:17,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:17,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:01:17,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:01:17,088 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:01:17,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 22:01:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:17,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-18 22:01:17,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:01:18,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 297 proven. 180 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2024-11-18 22:01:18,422 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:01:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 12 proven. 123 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-18 22:01:18,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234130966] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 22:01:18,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 22:01:18,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 9] total 20 [2024-11-18 22:01:18,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771423531] [2024-11-18 22:01:18,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 22:01:18,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-18 22:01:18,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:01:18,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-18 22:01:18,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2024-11-18 22:01:18,902 INFO L87 Difference]: Start difference. First operand 90 states and 129 transitions. Second operand has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) [2024-11-18 22:01:19,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:01:19,379 INFO L93 Difference]: Finished difference Result 207 states and 279 transitions. [2024-11-18 22:01:19,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-18 22:01:19,380 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) Word has length 148 [2024-11-18 22:01:19,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:01:19,384 INFO L225 Difference]: With dead ends: 207 [2024-11-18 22:01:19,384 INFO L226 Difference]: Without dead ends: 120 [2024-11-18 22:01:19,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 285 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2024-11-18 22:01:19,389 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 96 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 22:01:19,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 230 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 22:01:19,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-18 22:01:19,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 114. [2024-11-18 22:01:19,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 69 states have (on average 1.0724637681159421) internal successors, (74), 70 states have internal predecessors, (74), 36 states have call successors, (36), 8 states have call predecessors, (36), 8 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 22:01:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 146 transitions. [2024-11-18 22:01:19,442 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 146 transitions. Word has length 148 [2024-11-18 22:01:19,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:01:19,443 INFO L471 AbstractCegarLoop]: Abstraction has 114 states and 146 transitions. [2024-11-18 22:01:19,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.0) internal successors, (80), 20 states have internal predecessors, (80), 6 states have call successors, (65), 4 states have call predecessors, (65), 8 states have return successors, (67), 5 states have call predecessors, (67), 6 states have call successors, (67) [2024-11-18 22:01:19,444 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2024-11-18 22:01:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:19,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:19,446 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:19,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 22:01:19,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-18 22:01:19,647 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:19,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:19,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1485713564, now seen corresponding path program 1 times [2024-11-18 22:01:19,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:01:19,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275496507] [2024-11-18 22:01:19,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:19,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:01:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:01:19,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 22:01:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:01:19,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 22:01:19,840 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 22:01:19,841 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 22:01:19,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 22:01:19,849 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-18 22:01:19,953 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 22:01:19,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:01:19 BoogieIcfgContainer [2024-11-18 22:01:19,959 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 22:01:19,960 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 22:01:19,960 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 22:01:19,960 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 22:01:19,960 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:01:14" (3/4) ... [2024-11-18 22:01:19,963 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 22:01:19,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 22:01:19,964 INFO L158 Benchmark]: Toolchain (without parser) took 6161.23ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 95.9MB in the beginning and 121.7MB in the end (delta: -25.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,965 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:01:19,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.31ms. Allocated memory is still 165.7MB. Free memory was 95.7MB in the beginning and 80.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.42ms. Allocated memory is still 165.7MB. Free memory was 137.9MB in the beginning and 133.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,966 INFO L158 Benchmark]: Boogie Preprocessor took 77.98ms. Allocated memory is still 165.7MB. Free memory was 133.7MB in the beginning and 128.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,967 INFO L158 Benchmark]: RCFGBuilder took 491.57ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 109.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,968 INFO L158 Benchmark]: TraceAbstraction took 5167.40ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 108.5MB in the beginning and 122.8MB in the end (delta: -14.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,968 INFO L158 Benchmark]: Witness Printer took 4.36ms. Allocated memory is still 201.3MB. Free memory was 122.8MB in the beginning and 121.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 22:01:19,969 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.31ms. Allocated memory is still 165.7MB. Free memory was 95.7MB in the beginning and 80.8MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.42ms. Allocated memory is still 165.7MB. Free memory was 137.9MB in the beginning and 133.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.98ms. Allocated memory is still 165.7MB. Free memory was 133.7MB in the beginning and 128.8MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 491.57ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 109.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 5167.40ms. Allocated memory was 165.7MB in the beginning and 201.3MB in the end (delta: 35.7MB). Free memory was 108.5MB in the beginning and 122.8MB in the end (delta: -14.3MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Witness Printer took 4.36ms. Allocated memory is still 201.3MB. Free memory was 122.8MB in the beginning and 121.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned short int var_1_2 = 56507; [L24] unsigned short int var_1_3 = 52902; [L25] unsigned short int var_1_4 = 8; [L26] unsigned long int var_1_5 = 16; [L27] unsigned long int var_1_6 = 1771558822; [L28] double var_1_7 = 7.25; [L29] double var_1_8 = 31.2; [L30] double var_1_9 = 32.71; [L31] double var_1_10 = 0.4; [L32] double var_1_11 = 7.75; [L33] unsigned short int var_1_12 = 32; [L34] unsigned char var_1_13 = 0; [L35] unsigned short int var_1_14 = 20114; [L36] unsigned short int var_1_15 = 32; [L37] unsigned short int var_1_16 = 16773; [L38] unsigned short int var_1_17 = 25; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 1; VAL [isInitial=0, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=56507, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L111] isInitial = 1 [L112] FCALL initially() [L113] COND TRUE 1 [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L65] var_1_2 = __VERIFIER_nondet_ushort() [L66] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L66] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L67] CALL assume_abort_if_not(var_1_2 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L67] RET assume_abort_if_not(var_1_2 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L68] var_1_3 = __VERIFIER_nondet_ushort() [L69] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L69] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L70] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L70] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L71] var_1_4 = __VERIFIER_nondet_ushort() [L72] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L72] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L73] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L73] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L74] var_1_6 = __VERIFIER_nondet_ulong() [L75] CALL assume_abort_if_not(var_1_6 >= 1610612735) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L75] RET assume_abort_if_not(var_1_6 >= 1610612735) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L76] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L76] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L77] var_1_8 = __VERIFIER_nondet_double() [L78] 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, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L78] 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, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4, var_1_9=3271/100] [L79] var_1_9 = __VERIFIER_nondet_double() [L80] 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, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L80] 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, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L81] var_1_10 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L82] RET assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L83] var_1_11 = __VERIFIER_nondet_double() [L84] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L84] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L85] var_1_13 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L86] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L87] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L87] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L88] var_1_14 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L89] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L90] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L90] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=32, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L91] var_1_15 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L92] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L93] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L93] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=16773, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L94] var_1_16 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_16 >= 16384) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L95] RET assume_abort_if_not(var_1_16 >= 16384) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L96] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L96] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=0, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L97] var_1_18 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L98] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L99] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L99] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L100] var_1_19 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L101] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L102] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L102] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=0, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L115] RET updateVariables() [L116] CALL step() [L44] var_1_1 = (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4) [L45] unsigned short int stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=32767, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L46] COND FALSE !(var_1_4 > stepLocal_0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647, var_1_7=29/4] [L49] var_1_7 = (var_1_8 + (var_1_9 + (var_1_10 + var_1_11))) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L50] COND TRUE ! var_1_13 [L51] var_1_12 = (var_1_3 - (var_1_14 - var_1_15)) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L59] unsigned char stepLocal_1 = var_1_19; VAL [isInitial=1, stepLocal_1=-255, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L60] COND FALSE !((var_1_13 && var_1_18) && stepLocal_1) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L116] RET step() [L117] CALL, EXPR property() [L107-L108] return ((((var_1_1 == ((unsigned short int) (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4))) && ((var_1_4 > var_1_2) ? (var_1_5 == ((unsigned long int) (((var_1_6 - var_1_3) + 2144048120u) - var_1_2))) : 1)) && (var_1_7 == ((double) (var_1_8 + (var_1_9 + (var_1_10 + var_1_11)))))) && ((! var_1_13) ? (var_1_12 == ((unsigned short int) (var_1_3 - (var_1_14 - var_1_15)))) : (var_1_13 ? (var_1_12 == ((unsigned short int) ((27636 + var_1_16) - (((((16853 - 10)) > (var_1_14)) ? ((16853 - 10)) : (var_1_14)))))) : (var_1_12 == ((unsigned short int) var_1_3))))) && (((var_1_13 && var_1_18) && var_1_19) ? (var_1_17 == ((unsigned short int) (var_1_15 + var_1_14))) : 1) ; VAL [\result=0, isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] [L19] reach_error() VAL [isInitial=1, var_1_12=32768, var_1_13=0, var_1_14=16383, var_1_15=16383, var_1_16=-1103790081, var_1_17=25, var_1_18=1, var_1_19=-255, var_1_1=1, var_1_2=32767, var_1_3=-1073643520, var_1_4=32767, var_1_5=16, var_1_6=2147483647] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.0s, OverallIterations: 4, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 142 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 474 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 243 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 352 IncrementalHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 231 mSDtfsCounter, 352 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 466 GetRequests, 436 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=3, InterpolantAutomatonStates: 23, 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, 3 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 888 NumberOfCodeBlocks, 888 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 882 ConstructedInterpolants, 0 QuantifiedInterpolants, 3495 SizeOfPredicates, 3 NumberOfNonLiveVariables, 650 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 6155/6624 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 [2024-11-18 22:01:20,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fe81127d69b7276d52c9dc992cdfd5ba3c95fcd5376dc8c91bd7ac959faa3c0 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:01:22,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:01:22,296 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 22:01:22,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:01:22,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:01:22,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:01:22,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:01:22,338 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:01:22,339 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:01:22,339 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:01:22,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:01:22,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:01:22,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:01:22,342 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:01:22,342 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:01:22,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:01:22,343 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:01:22,343 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:01:22,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:01:22,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:01:22,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:01:22,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:01:22,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:01:22,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 22:01:22,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 22:01:22,346 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:01:22,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 22:01:22,346 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:01:22,347 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:01:22,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:01:22,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:01:22,348 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:01:22,348 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:01:22,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:01:22,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:01:22,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:01:22,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:01:22,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:01:22,352 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 22:01:22,352 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 22:01:22,353 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:01:22,353 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:01:22,353 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:01:22,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:01:22,354 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fe81127d69b7276d52c9dc992cdfd5ba3c95fcd5376dc8c91bd7ac959faa3c0 [2024-11-18 22:01:22,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:01:22,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:01:22,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:01:22,725 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:01:22,727 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:01:22,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:24,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:01:24,387 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:01:24,389 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:24,397 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559588fe4/37c5d63b594f4bc6a507b081b77440ad/FLAGdc839b10f [2024-11-18 22:01:24,751 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559588fe4/37c5d63b594f4bc6a507b081b77440ad [2024-11-18 22:01:24,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:01:24,755 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:01:24,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:01:24,762 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:01:24,768 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:01:24,768 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:01:24" (1/1) ... [2024-11-18 22:01:24,769 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1abf2612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:24, skipping insertion in model container [2024-11-18 22:01:24,769 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:01:24" (1/1) ... [2024-11-18 22:01:24,790 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:01:24,959 WARN L250 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-38.i[917,930] [2024-11-18 22:01:25,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:01:25,035 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:01:25,050 WARN L250 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-38.i[917,930] [2024-11-18 22:01:25,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:01:25,099 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:01:25,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25 WrapperNode [2024-11-18 22:01:25,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:01:25,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:01:25,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:01:25,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:01:25,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,154 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2024-11-18 22:01:25,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:01:25,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:01:25,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:01:25,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:01:25,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,175 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,186 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]. [2024-11-18 22:01:25,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,206 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,209 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:01:25,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:01:25,210 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:01:25,210 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:01:25,211 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (1/1) ... [2024-11-18 22:01:25,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:01:25,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:01:25,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-18 22:01:25,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-18 22:01:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:01:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 22:01:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:01:25,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:01:25,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:01:25,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:01:25,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:01:25,366 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:01:27,762 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-18 22:01:27,762 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:01:27,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:01:27,777 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:01:27,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:01:27 BoogieIcfgContainer [2024-11-18 22:01:27,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:01:27,779 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:01:27,779 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:01:27,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:01:27,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:01:24" (1/3) ... [2024-11-18 22:01:27,782 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35762412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:01:27, skipping insertion in model container [2024-11-18 22:01:27,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:01:25" (2/3) ... [2024-11-18 22:01:27,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35762412 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:01:27, skipping insertion in model container [2024-11-18 22:01:27,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:01:27" (3/3) ... [2024-11-18 22:01:27,784 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-38.i [2024-11-18 22:01:27,801 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:01:27,801 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:01:27,870 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:01:27,875 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;@3e4c6d61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:01:27,876 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:01:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 22:01:27,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:27,890 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:27,891 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:27,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:27,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:27,896 INFO L85 PathProgramCache]: Analyzing trace with hash 449802896, now seen corresponding path program 1 times [2024-11-18 22:01:27,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:01:27,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [661957130] [2024-11-18 22:01:27,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:27,912 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 [2024-11-18 22:01:27,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:01:27,915 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:01:27,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 22:01:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:28,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:01:28,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:01:28,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2024-11-18 22:01:28,443 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:01:28,443 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:01:28,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [661957130] [2024-11-18 22:01:28,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [661957130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:01:28,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:01:28,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 22:01:28,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465050360] [2024-11-18 22:01:28,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:01:28,454 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:01:28,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:01:28,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:01:28,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:01:28,484 INFO L87 Difference]: Start difference. First operand has 63 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 22:01:28,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:01:28,520 INFO L93 Difference]: Finished difference Result 119 states and 204 transitions. [2024-11-18 22:01:28,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:01:28,523 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148 [2024-11-18 22:01:28,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:01:28,531 INFO L225 Difference]: With dead ends: 119 [2024-11-18 22:01:28,531 INFO L226 Difference]: Without dead ends: 59 [2024-11-18 22:01:28,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:01:28,539 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:01:28,541 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:01:28,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-18 22:01:28,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-18 22:01:28,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 22:01:28,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 86 transitions. [2024-11-18 22:01:28,595 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 86 transitions. Word has length 148 [2024-11-18 22:01:28,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:01:28,597 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 86 transitions. [2024-11-18 22:01:28,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 22:01:28,597 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2024-11-18 22:01:28,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:28,602 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:28,602 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:28,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-18 22:01:28,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:01:28,807 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:28,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:28,808 INFO L85 PathProgramCache]: Analyzing trace with hash 803808152, now seen corresponding path program 1 times [2024-11-18 22:01:28,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:01:28,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [211167241] [2024-11-18 22:01:28,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:28,810 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 [2024-11-18 22:01:28,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:01:28,814 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:01:28,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 22:01:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:29,134 INFO L255 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 22:01:29,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:01:29,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 22:01:29,202 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:01:29,203 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:01:29,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [211167241] [2024-11-18 22:01:29,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [211167241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:01:29,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:01:29,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:01:29,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91014752] [2024-11-18 22:01:29,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:01:29,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:01:29,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:01:29,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:01:29,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:01:29,209 INFO L87 Difference]: Start difference. First operand 59 states and 86 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 22:01:30,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:01:32,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-18 22:01:32,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:01:32,138 INFO L93 Difference]: Finished difference Result 149 states and 215 transitions. [2024-11-18 22:01:32,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:01:32,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148 [2024-11-18 22:01:32,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:01:32,163 INFO L225 Difference]: With dead ends: 149 [2024-11-18 22:01:32,163 INFO L226 Difference]: Without dead ends: 93 [2024-11-18 22:01:32,164 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:01:32,165 INFO L432 NwaCegarLoop]: 84 mSDtfsCounter, 45 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-18 22:01:32,166 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 157 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-18 22:01:32,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-18 22:01:32,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2024-11-18 22:01:32,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 52 states have internal predecessors, (57), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-18 22:01:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2024-11-18 22:01:32,195 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 148 [2024-11-18 22:01:32,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:01:32,197 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2024-11-18 22:01:32,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 22:01:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2024-11-18 22:01:32,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-18 22:01:32,201 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:01:32,201 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:01:32,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 22:01:32,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:01:32,402 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:01:32,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:01:32,403 INFO L85 PathProgramCache]: Analyzing trace with hash 805655194, now seen corresponding path program 1 times [2024-11-18 22:01:32,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:01:32,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1203531518] [2024-11-18 22:01:32,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:01:32,404 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 [2024-11-18 22:01:32,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:01:32,406 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:01:32,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 22:01:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:01:32,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-18 22:01:32,886 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:02:06,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 339 refuted. 0 times theorem prover too weak. 271 trivial. 0 not checked. [2024-11-18 22:02:06,799 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:02:27,143 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)