./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.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_fillercode_fillercodestructure_filler-pr-ci_file-50.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 1aa5ccf491fa19757c49751a869c16c8e81ee57a7445aa2b11849a454021fdb2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:46:01,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:46:01,663 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 20:46:01,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:46:01,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:46:01,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:46:01,707 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:46:01,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:46:01,708 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:46:01,709 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:46:01,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:46:01,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:46:01,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:46:01,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:46:01,713 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:46:01,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:46:01,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:46:01,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:46:01,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 20:46:01,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:46:01,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:46:01,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:46:01,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:46:01,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:46:01,716 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:46:01,717 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:46:01,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:46:01,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:46:01,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:46:01,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:46:01,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:46:01,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:46:01,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:46:01,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:46:01,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:46:01,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:46:01,724 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 20:46:01,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 20:46:01,725 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:46:01,725 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:46:01,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:46:01,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:46:01,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1aa5ccf491fa19757c49751a869c16c8e81ee57a7445aa2b11849a454021fdb2 [2024-11-18 20:46:01,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:46:01,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:46:02,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:46:02,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:46:02,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:46:02,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:03,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:46:03,682 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:46:03,682 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:03,694 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/331d8c229/0be83c3ad47547ef8c95665bf128fff8/FLAG014fffd16 [2024-11-18 20:46:04,034 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/331d8c229/0be83c3ad47547ef8c95665bf128fff8 [2024-11-18 20:46:04,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:46:04,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:46:04,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:46:04,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:46:04,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:46:04,046 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2d30cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04, skipping insertion in model container [2024-11-18 20:46:04,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:46:04,333 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_fillercode_fillercodestructure_filler-pr-ci_file-50.i[919,932] [2024-11-18 20:46:04,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:46:04,436 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:46:04,447 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_fillercode_fillercodestructure_filler-pr-ci_file-50.i[919,932] [2024-11-18 20:46:04,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:46:04,516 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:46:04,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04 WrapperNode [2024-11-18 20:46:04,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:46:04,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:46:04,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:46:04,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:46:04,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,580 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2024-11-18 20:46:04,581 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:46:04,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:46:04,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:46:04,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:46:04,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,602 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,625 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 20:46:04,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,638 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,642 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,661 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:46:04,662 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:46:04,662 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:46:04,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:46:04,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (1/1) ... [2024-11-18 20:46:04,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:46:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:04,696 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 20:46:04,700 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 20:46:04,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:46:04,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:46:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:46:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 20:46:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:46:04,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:46:04,836 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:46:04,839 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:46:05,300 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 20:46:05,301 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:46:05,316 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:46:05,317 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:46:05,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:05 BoogieIcfgContainer [2024-11-18 20:46:05,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:46:05,319 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:46:05,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:46:05,322 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:46:05,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:46:04" (1/3) ... [2024-11-18 20:46:05,323 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a512117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:05, skipping insertion in model container [2024-11-18 20:46:05,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:04" (2/3) ... [2024-11-18 20:46:05,323 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a512117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:05, skipping insertion in model container [2024-11-18 20:46:05,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:05" (3/3) ... [2024-11-18 20:46:05,324 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:05,340 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:46:05,341 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:46:05,407 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:46:05,415 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;@6fbba5ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:46:05,415 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:46:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 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 20:46:05,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 20:46:05,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:05,437 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:05,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:05,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:05,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1071833440, now seen corresponding path program 1 times [2024-11-18 20:46:05,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:05,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185011421] [2024-11-18 20:46:05,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:05,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:05,819 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 20:46:05,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:05,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185011421] [2024-11-18 20:46:05,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185011421] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:46:05,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443477712] [2024-11-18 20:46:05,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:05,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:05,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:05,825 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 20:46:05,827 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 20:46:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:06,030 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:46:06,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:06,067 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 20:46:06,067 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:46:06,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443477712] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:06,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:46:06,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 20:46:06,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686865717] [2024-11-18 20:46:06,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:06,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:46:06,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:06,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:46:06,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:46:06,102 INFO L87 Difference]: Start difference. First operand has 90 states, 63 states have (on average 1.4285714285714286) internal successors, (90), 64 states have internal predecessors, (90), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 20:46:06,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:06,190 INFO L93 Difference]: Finished difference Result 173 states and 294 transitions. [2024-11-18 20:46:06,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:46:06,196 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 164 [2024-11-18 20:46:06,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:06,221 INFO L225 Difference]: With dead ends: 173 [2024-11-18 20:46:06,221 INFO L226 Difference]: Without dead ends: 86 [2024-11-18 20:46:06,229 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 20:46:06,235 INFO L432 NwaCegarLoop]: 131 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, 131 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 20:46:06,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:46:06,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-18 20:46:06,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-18 20:46:06,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 60 states have internal predecessors, (83), 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 20:46:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 131 transitions. [2024-11-18 20:46:06,289 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 131 transitions. Word has length 164 [2024-11-18 20:46:06,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:06,290 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 131 transitions. [2024-11-18 20:46:06,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 20:46:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2024-11-18 20:46:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 20:46:06,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:06,294 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:06,307 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 20:46:06,495 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 20:46:06,495 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:06,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:06,496 INFO L85 PathProgramCache]: Analyzing trace with hash 631620892, now seen corresponding path program 1 times [2024-11-18 20:46:06,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:06,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025016444] [2024-11-18 20:46:06,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:06,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:06,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:06,815 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 20:46:06,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:06,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025016444] [2024-11-18 20:46:06,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025016444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:06,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:06,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:46:06,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53405985] [2024-11-18 20:46:06,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:06,821 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:46:06,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:06,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:46:06,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:46:06,823 INFO L87 Difference]: Start difference. First operand 86 states and 131 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:46:06,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:06,894 INFO L93 Difference]: Finished difference Result 215 states and 327 transitions. [2024-11-18 20:46:06,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:46:06,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 164 [2024-11-18 20:46:06,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:06,900 INFO L225 Difference]: With dead ends: 215 [2024-11-18 20:46:06,900 INFO L226 Difference]: Without dead ends: 132 [2024-11-18 20:46:06,901 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 20:46:06,904 INFO L432 NwaCegarLoop]: 124 mSDtfsCounter, 54 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:06,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 238 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:46:06,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-18 20:46:06,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 129. [2024-11-18 20:46:06,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 100 states have (on average 1.43) internal successors, (143), 101 states have internal predecessors, (143), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 20:46:06,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 195 transitions. [2024-11-18 20:46:06,932 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 195 transitions. Word has length 164 [2024-11-18 20:46:06,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:06,933 INFO L471 AbstractCegarLoop]: Abstraction has 129 states and 195 transitions. [2024-11-18 20:46:06,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:46:06,934 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 195 transitions. [2024-11-18 20:46:06,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-18 20:46:06,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:06,936 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:06,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 20:46:06,937 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:06,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:06,938 INFO L85 PathProgramCache]: Analyzing trace with hash 238593882, now seen corresponding path program 1 times [2024-11-18 20:46:06,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:06,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957423953] [2024-11-18 20:46:06,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:06,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:07,093 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 20:46:07,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:07,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957423953] [2024-11-18 20:46:07,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957423953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:07,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:07,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:46:07,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418120941] [2024-11-18 20:46:07,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:07,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:46:07,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:07,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:46:07,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:46:07,100 INFO L87 Difference]: Start difference. First operand 129 states and 195 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:46:07,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:07,145 INFO L93 Difference]: Finished difference Result 257 states and 391 transitions. [2024-11-18 20:46:07,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:46:07,146 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 164 [2024-11-18 20:46:07,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:07,150 INFO L225 Difference]: With dead ends: 257 [2024-11-18 20:46:07,154 INFO L226 Difference]: Without dead ends: 131 [2024-11-18 20:46:07,155 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 20:46:07,156 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:07,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:46:07,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2024-11-18 20:46:07,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2024-11-18 20:46:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 102 states have (on average 1.4215686274509804) internal successors, (145), 103 states have internal predecessors, (145), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 20:46:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 197 transitions. [2024-11-18 20:46:07,181 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 197 transitions. Word has length 164 [2024-11-18 20:46:07,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:07,182 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 197 transitions. [2024-11-18 20:46:07,183 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 20:46:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 197 transitions. [2024-11-18 20:46:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:07,185 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:07,185 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:07,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 20:46:07,185 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:07,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:07,190 INFO L85 PathProgramCache]: Analyzing trace with hash -362301150, now seen corresponding path program 1 times [2024-11-18 20:46:07,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:07,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050560781] [2024-11-18 20:46:07,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:07,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:07,562 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 20:46:07,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:07,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050560781] [2024-11-18 20:46:07,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050560781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:07,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:07,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:46:07,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899204217] [2024-11-18 20:46:07,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:07,566 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:46:07,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:07,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:46:07,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:46:07,571 INFO L87 Difference]: Start difference. First operand 131 states and 197 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:07,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:07,770 INFO L93 Difference]: Finished difference Result 385 states and 581 transitions. [2024-11-18 20:46:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:46:07,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 165 [2024-11-18 20:46:07,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:07,775 INFO L225 Difference]: With dead ends: 385 [2024-11-18 20:46:07,778 INFO L226 Difference]: Without dead ends: 257 [2024-11-18 20:46:07,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:07,781 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 119 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:07,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 299 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:46:07,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2024-11-18 20:46:07,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 157. [2024-11-18 20:46:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 128 states have (on average 1.4453125) internal successors, (185), 129 states have internal predecessors, (185), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-18 20:46:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 237 transitions. [2024-11-18 20:46:07,803 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 237 transitions. Word has length 165 [2024-11-18 20:46:07,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:07,804 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 237 transitions. [2024-11-18 20:46:07,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:07,805 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 237 transitions. [2024-11-18 20:46:07,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:07,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:07,807 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:07,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 20:46:07,807 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:07,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:07,808 INFO L85 PathProgramCache]: Analyzing trace with hash -104135712, now seen corresponding path program 1 times [2024-11-18 20:46:07,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:07,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722432219] [2024-11-18 20:46:07,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:07,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:08,369 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 20:46:08,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:08,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722432219] [2024-11-18 20:46:08,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722432219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:08,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:08,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 20:46:08,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750392248] [2024-11-18 20:46:08,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:08,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 20:46:08,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:08,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 20:46:08,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:08,373 INFO L87 Difference]: Start difference. First operand 157 states and 237 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:46:08,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:08,878 INFO L93 Difference]: Finished difference Result 482 states and 717 transitions. [2024-11-18 20:46:08,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 20:46:08,879 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2024-11-18 20:46:08,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:08,882 INFO L225 Difference]: With dead ends: 482 [2024-11-18 20:46:08,883 INFO L226 Difference]: Without dead ends: 328 [2024-11-18 20:46:08,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-18 20:46:08,884 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 310 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:08,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 243 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 20:46:08,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-11-18 20:46:08,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 248. [2024-11-18 20:46:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 208 states have (on average 1.4278846153846154) internal successors, (297), 211 states have internal predecessors, (297), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 32 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-18 20:46:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 367 transitions. [2024-11-18 20:46:08,927 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 367 transitions. Word has length 165 [2024-11-18 20:46:08,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:08,927 INFO L471 AbstractCegarLoop]: Abstraction has 248 states and 367 transitions. [2024-11-18 20:46:08,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:46:08,928 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 367 transitions. [2024-11-18 20:46:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:08,933 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:08,933 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:08,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 20:46:08,933 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:08,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:08,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1670871650, now seen corresponding path program 1 times [2024-11-18 20:46:08,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:08,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392356769] [2024-11-18 20:46:08,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:08,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:09,647 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 20:46:09,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:09,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392356769] [2024-11-18 20:46:09,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392356769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:09,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:09,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 20:46:09,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169139958] [2024-11-18 20:46:09,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:09,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 20:46:09,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:09,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 20:46:09,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:09,653 INFO L87 Difference]: Start difference. First operand 248 states and 367 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 20:46:10,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:10,026 INFO L93 Difference]: Finished difference Result 678 states and 986 transitions. [2024-11-18 20:46:10,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 20:46:10,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 165 [2024-11-18 20:46:10,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:10,030 INFO L225 Difference]: With dead ends: 678 [2024-11-18 20:46:10,031 INFO L226 Difference]: Without dead ends: 433 [2024-11-18 20:46:10,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:10,034 INFO L432 NwaCegarLoop]: 212 mSDtfsCounter, 279 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 206 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:10,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 408 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 206 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 20:46:10,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2024-11-18 20:46:10,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 384. [2024-11-18 20:46:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 298 states have (on average 1.3657718120805369) internal successors, (407), 304 states have internal predecessors, (407), 74 states have call successors, (74), 11 states have call predecessors, (74), 11 states have return successors, (74), 68 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-18 20:46:10,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 555 transitions. [2024-11-18 20:46:10,127 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 555 transitions. Word has length 165 [2024-11-18 20:46:10,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:10,129 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 555 transitions. [2024-11-18 20:46:10,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 5 states have internal predecessors, (48), 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 20:46:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 555 transitions. [2024-11-18 20:46:10,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:10,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:10,132 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:10,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 20:46:10,133 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:10,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:10,133 INFO L85 PathProgramCache]: Analyzing trace with hash 60400676, now seen corresponding path program 1 times [2024-11-18 20:46:10,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:10,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135461516] [2024-11-18 20:46:10,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:10,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:10,276 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 20:46:10,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:10,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135461516] [2024-11-18 20:46:10,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135461516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:10,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:10,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:46:10,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90514375] [2024-11-18 20:46:10,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:10,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:46:10,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:10,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:46:10,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:46:10,281 INFO L87 Difference]: Start difference. First operand 384 states and 555 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:10,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:10,442 INFO L93 Difference]: Finished difference Result 727 states and 1056 transitions. [2024-11-18 20:46:10,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:46:10,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 165 [2024-11-18 20:46:10,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:10,448 INFO L225 Difference]: With dead ends: 727 [2024-11-18 20:46:10,448 INFO L226 Difference]: Without dead ends: 384 [2024-11-18 20:46:10,449 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:10,450 INFO L432 NwaCegarLoop]: 119 mSDtfsCounter, 119 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:10,450 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 185 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:46:10,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2024-11-18 20:46:10,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 384. [2024-11-18 20:46:10,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 298 states have (on average 1.3590604026845639) internal successors, (405), 304 states have internal predecessors, (405), 74 states have call successors, (74), 11 states have call predecessors, (74), 11 states have return successors, (74), 68 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-18 20:46:10,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 553 transitions. [2024-11-18 20:46:10,508 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 553 transitions. Word has length 165 [2024-11-18 20:46:10,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:10,509 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 553 transitions. [2024-11-18 20:46:10,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:10,510 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 553 transitions. [2024-11-18 20:46:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:10,511 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:10,511 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:10,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 20:46:10,512 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:10,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:10,512 INFO L85 PathProgramCache]: Analyzing trace with hash 318566114, now seen corresponding path program 1 times [2024-11-18 20:46:10,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:10,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102213466] [2024-11-18 20:46:10,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:11,872 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 20:46:11,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:11,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102213466] [2024-11-18 20:46:11,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102213466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:11,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:11,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-18 20:46:11,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950325585] [2024-11-18 20:46:11,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:11,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-18 20:46:11,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:11,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-18 20:46:11,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:46:11,875 INFO L87 Difference]: Start difference. First operand 384 states and 553 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-18 20:46:13,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:13,439 INFO L93 Difference]: Finished difference Result 874 states and 1244 transitions. [2024-11-18 20:46:13,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 20:46:13,440 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 165 [2024-11-18 20:46:13,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:13,443 INFO L225 Difference]: With dead ends: 874 [2024-11-18 20:46:13,443 INFO L226 Difference]: Without dead ends: 531 [2024-11-18 20:46:13,444 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-18 20:46:13,445 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 684 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 684 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:13,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [684 Valid, 575 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-18 20:46:13,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 531 states. [2024-11-18 20:46:13,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 531 to 455. [2024-11-18 20:46:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 348 states have (on average 1.3419540229885059) internal successors, (467), 355 states have internal predecessors, (467), 92 states have call successors, (92), 14 states have call predecessors, (92), 14 states have return successors, (92), 85 states have call predecessors, (92), 92 states have call successors, (92) [2024-11-18 20:46:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 651 transitions. [2024-11-18 20:46:13,526 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 651 transitions. Word has length 165 [2024-11-18 20:46:13,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:13,527 INFO L471 AbstractCegarLoop]: Abstraction has 455 states and 651 transitions. [2024-11-18 20:46:13,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 11 states have internal predecessors, (48), 3 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-18 20:46:13,527 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 651 transitions. [2024-11-18 20:46:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:13,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:13,529 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:13,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 20:46:13,529 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:13,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:13,530 INFO L85 PathProgramCache]: Analyzing trace with hash 2093573476, now seen corresponding path program 1 times [2024-11-18 20:46:13,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:13,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931708701] [2024-11-18 20:46:13,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:13,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 20:46:14,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:14,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931708701] [2024-11-18 20:46:14,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931708701] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:46:14,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416831520] [2024-11-18 20:46:14,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:14,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:14,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:14,565 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 20:46:14,567 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 20:46:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:14,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-18 20:46:14,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:16,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 816 proven. 129 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-11-18 20:46:16,535 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:46:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 93 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-18 20:46:17,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416831520] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:46:17,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:46:17,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 24, 15] total 44 [2024-11-18 20:46:17,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619382338] [2024-11-18 20:46:17,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:46:17,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-11-18 20:46:17,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:17,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-18 20:46:17,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=400, Invalid=1492, Unknown=0, NotChecked=0, Total=1892 [2024-11-18 20:46:17,505 INFO L87 Difference]: Start difference. First operand 455 states and 651 transitions. Second operand has 44 states, 42 states have (on average 3.4047619047619047) internal successors, (143), 42 states have internal predecessors, (143), 11 states have call successors, (57), 6 states have call predecessors, (57), 12 states have return successors, (58), 10 states have call predecessors, (58), 11 states have call successors, (58) [2024-11-18 20:46:28,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:28,311 INFO L93 Difference]: Finished difference Result 2234 states and 3034 transitions. [2024-11-18 20:46:28,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 158 states. [2024-11-18 20:46:28,312 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 42 states have (on average 3.4047619047619047) internal successors, (143), 42 states have internal predecessors, (143), 11 states have call successors, (57), 6 states have call predecessors, (57), 12 states have return successors, (58), 10 states have call predecessors, (58), 11 states have call successors, (58) Word has length 165 [2024-11-18 20:46:28,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:28,327 INFO L225 Difference]: With dead ends: 2234 [2024-11-18 20:46:28,327 INFO L226 Difference]: Without dead ends: 1820 [2024-11-18 20:46:28,339 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11832 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=6415, Invalid=28367, Unknown=0, NotChecked=0, Total=34782 [2024-11-18 20:46:28,341 INFO L432 NwaCegarLoop]: 171 mSDtfsCounter, 1902 mSDsluCounter, 1820 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 871 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1909 SdHoareTripleChecker+Valid, 1991 SdHoareTripleChecker+Invalid, 4258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 871 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:28,342 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1909 Valid, 1991 Invalid, 4258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [871 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-18 20:46:28,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1820 states. [2024-11-18 20:46:28,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1820 to 682. [2024-11-18 20:46:28,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 531 states have (on average 1.2580037664783428) internal successors, (668), 541 states have internal predecessors, (668), 117 states have call successors, (117), 33 states have call predecessors, (117), 33 states have return successors, (117), 107 states have call predecessors, (117), 117 states have call successors, (117) [2024-11-18 20:46:28,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 902 transitions. [2024-11-18 20:46:28,489 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 902 transitions. Word has length 165 [2024-11-18 20:46:28,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:28,490 INFO L471 AbstractCegarLoop]: Abstraction has 682 states and 902 transitions. [2024-11-18 20:46:28,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 42 states have (on average 3.4047619047619047) internal successors, (143), 42 states have internal predecessors, (143), 11 states have call successors, (57), 6 states have call predecessors, (57), 12 states have return successors, (58), 10 states have call predecessors, (58), 11 states have call successors, (58) [2024-11-18 20:46:28,491 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 902 transitions. [2024-11-18 20:46:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:46:28,492 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:28,493 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:28,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 20:46:28,697 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,SelfDestructingSolverStorable8 [2024-11-18 20:46:28,698 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:28,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:28,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1399044002, now seen corresponding path program 1 times [2024-11-18 20:46:28,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:28,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548409445] [2024-11-18 20:46:28,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:28,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:28,867 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 20:46:28,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:28,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548409445] [2024-11-18 20:46:28,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548409445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:28,868 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:28,868 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:46:28,868 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355868479] [2024-11-18 20:46:28,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:28,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:46:28,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:28,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:46:28,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:46:28,870 INFO L87 Difference]: Start difference. First operand 682 states and 902 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:29,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:29,020 INFO L93 Difference]: Finished difference Result 1257 states and 1661 transitions. [2024-11-18 20:46:29,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:46:29,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 165 [2024-11-18 20:46:29,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:29,024 INFO L225 Difference]: With dead ends: 1257 [2024-11-18 20:46:29,024 INFO L226 Difference]: Without dead ends: 578 [2024-11-18 20:46:29,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:29,027 INFO L432 NwaCegarLoop]: 176 mSDtfsCounter, 47 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:29,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 453 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:46:29,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-18 20:46:29,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 479. [2024-11-18 20:46:29,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 365 states have (on average 1.2410958904109588) internal successors, (453), 367 states have internal predecessors, (453), 86 states have call successors, (86), 27 states have call predecessors, (86), 27 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-18 20:46:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 625 transitions. [2024-11-18 20:46:29,115 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 625 transitions. Word has length 165 [2024-11-18 20:46:29,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:29,115 INFO L471 AbstractCegarLoop]: Abstraction has 479 states and 625 transitions. [2024-11-18 20:46:29,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 20:46:29,116 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 625 transitions. [2024-11-18 20:46:29,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 20:46:29,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:29,118 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:29,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 20:46:29,119 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:29,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:29,119 INFO L85 PathProgramCache]: Analyzing trace with hash -669042234, now seen corresponding path program 1 times [2024-11-18 20:46:29,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:29,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217626121] [2024-11-18 20:46:29,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:29,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:29,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 20:46:29,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:46:29,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217626121] [2024-11-18 20:46:29,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217626121] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:46:29,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896249003] [2024-11-18 20:46:29,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:29,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:29,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:29,759 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:46:29,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 20:46:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:29,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-18 20:46:29,910 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:30,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 503 proven. 90 refuted. 0 times theorem prover too weak. 511 trivial. 0 not checked. [2024-11-18 20:46:30,250 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:46:30,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 42 proven. 93 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-18 20:46:30,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896249003] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:46:30,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 20:46:30,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 19 [2024-11-18 20:46:30,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079786716] [2024-11-18 20:46:30,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 20:46:30,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-18 20:46:30,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:46:30,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-18 20:46:30,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-11-18 20:46:30,619 INFO L87 Difference]: Start difference. First operand 479 states and 625 transitions. Second operand has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 7 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (58), 6 states have call predecessors, (58), 7 states have call successors, (58) [2024-11-18 20:46:31,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:31,582 INFO L93 Difference]: Finished difference Result 1267 states and 1629 transitions. [2024-11-18 20:46:31,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-18 20:46:31,583 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 7 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (58), 6 states have call predecessors, (58), 7 states have call successors, (58) Word has length 166 [2024-11-18 20:46:31,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:31,588 INFO L225 Difference]: With dead ends: 1267 [2024-11-18 20:46:31,588 INFO L226 Difference]: Without dead ends: 791 [2024-11-18 20:46:31,591 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=624, Unknown=0, NotChecked=0, Total=930 [2024-11-18 20:46:31,592 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 569 mSDsluCounter, 491 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:31,592 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [583 Valid, 616 Invalid, 696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 20:46:31,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 791 states. [2024-11-18 20:46:31,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 791 to 470. [2024-11-18 20:46:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 356 states have (on average 1.2331460674157304) internal successors, (439), 358 states have internal predecessors, (439), 86 states have call successors, (86), 27 states have call predecessors, (86), 27 states have return successors, (86), 84 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-18 20:46:31,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 611 transitions. [2024-11-18 20:46:31,706 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 611 transitions. Word has length 166 [2024-11-18 20:46:31,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:31,706 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 611 transitions. [2024-11-18 20:46:31,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 7 states have call successors, (57), 3 states have call predecessors, (57), 6 states have return successors, (58), 6 states have call predecessors, (58), 7 states have call successors, (58) [2024-11-18 20:46:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 611 transitions. [2024-11-18 20:46:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 20:46:31,709 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:31,709 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:31,727 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-18 20:46:31,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:31,914 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:31,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:31,915 INFO L85 PathProgramCache]: Analyzing trace with hash 70780273, now seen corresponding path program 1 times [2024-11-18 20:46:31,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:46:31,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669220665] [2024-11-18 20:46:31,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:31,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:46:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 20:46:32,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1367279159] [2024-11-18 20:46:32,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:32,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:32,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:32,032 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:46:32,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-18 20:46:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:46:32,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 20:46:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:46:32,349 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 20:46:32,349 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 20:46:32,353 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 20:46:32,374 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-18 20:46:32,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:46:32,559 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:32,686 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 20:46:32,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:46:32 BoogieIcfgContainer [2024-11-18 20:46:32,689 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 20:46:32,690 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 20:46:32,690 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 20:46:32,690 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 20:46:32,690 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:05" (3/4) ... [2024-11-18 20:46:32,692 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 20:46:32,693 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 20:46:32,694 INFO L158 Benchmark]: Toolchain (without parser) took 28656.82ms. Allocated memory was 151.0MB in the beginning and 469.8MB in the end (delta: 318.8MB). Free memory was 78.3MB in the beginning and 265.5MB in the end (delta: -187.1MB). Peak memory consumption was 133.9MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,694 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 151.0MB. Free memory is still 100.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:46:32,695 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.90ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 78.1MB in the beginning and 165.3MB in the end (delta: -87.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.56ms. Allocated memory is still 201.3MB. Free memory was 165.3MB in the beginning and 160.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,695 INFO L158 Benchmark]: Boogie Preprocessor took 79.28ms. Allocated memory is still 201.3MB. Free memory was 160.2MB in the beginning and 152.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,695 INFO L158 Benchmark]: RCFGBuilder took 655.76ms. Allocated memory is still 201.3MB. Free memory was 152.6MB in the beginning and 123.5MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,696 INFO L158 Benchmark]: TraceAbstraction took 27370.11ms. Allocated memory was 201.3MB in the beginning and 469.8MB in the end (delta: 268.4MB). Free memory was 122.4MB in the beginning and 265.5MB in the end (delta: -143.1MB). Peak memory consumption was 126.4MB. Max. memory is 16.1GB. [2024-11-18 20:46:32,696 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 469.8MB. Free memory is still 265.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:46:32,697 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 151.0MB. Free memory is still 100.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.90ms. Allocated memory was 151.0MB in the beginning and 201.3MB in the end (delta: 50.3MB). Free memory was 78.1MB in the beginning and 165.3MB in the end (delta: -87.2MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.56ms. Allocated memory is still 201.3MB. Free memory was 165.3MB in the beginning and 160.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.28ms. Allocated memory is still 201.3MB. Free memory was 160.2MB in the beginning and 152.6MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 655.76ms. Allocated memory is still 201.3MB. Free memory was 152.6MB in the beginning and 123.5MB in the end (delta: 29.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 27370.11ms. Allocated memory was 201.3MB in the beginning and 469.8MB in the end (delta: 268.4MB). Free memory was 122.4MB in the beginning and 265.5MB in the end (delta: -143.1MB). Peak memory consumption was 126.4MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 469.8MB. Free memory is still 265.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someUnaryDOUBLEoperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryArithmeticFLOAToperation at line 57, overapproximation of someUnaryFLOAToperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_8 = 1; [L25] signed short int var_1_9 = -2; [L26] float var_1_13 = 999.4; [L27] float var_1_14 = 100.425; [L28] float var_1_15 = 3.375; [L29] float var_1_16 = 15.9; [L30] signed short int var_1_17 = -10; [L31] signed short int var_1_18 = 18060; [L32] unsigned char var_1_20 = 0; [L33] unsigned long int var_1_21 = 4; [L34] unsigned char var_1_23 = 0; [L35] unsigned char var_1_24 = 0; [L36] unsigned char var_1_25 = 100; [L37] unsigned char var_1_26 = 32; [L38] unsigned char var_1_27 = 10; [L39] unsigned char var_1_28 = 1; [L40] unsigned short int var_1_29 = 256; [L41] unsigned char var_1_30 = 1; [L42] unsigned char var_1_31 = 4; [L43] double var_1_33 = 31.625; [L44] double var_1_36 = 15.75; [L45] double var_1_37 = 15.375; [L46] unsigned short int var_1_38 = 16; [L47] unsigned char var_1_39 = 0; [L48] double var_1_44 = 128.5; [L49] float var_1_45 = 1.85; [L50] double var_1_46 = 1.5; [L51] double var_1_47 = 99999999999.4; [L52] unsigned char var_1_49 = 128; VAL [isInitial=0, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=0, var_1_8=1, var_1_9=-2] [L173] isInitial = 1 [L174] FCALL initially() [L175] COND TRUE 1 [L176] FCALL updateLastVariables() [L177] CALL updateVariables() [L126] var_1_7 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L127] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L128] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L128] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L129] var_1_8 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L130] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L131] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L131] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_13=4997/5, var_1_14=4017/40, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L132] var_1_14 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L133] RET assume_abort_if_not((var_1_14 >= -461168.6018427382800e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_15=27/8, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L134] var_1_15 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L135] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_16=159/10, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L136] var_1_16 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L137] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=18060, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L138] var_1_18 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_18 >= 16382) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L139] RET assume_abort_if_not(var_1_18 >= 16382) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L140] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=4, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L141] var_1_21 = __VERIFIER_nondet_ulong() [L142] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L142] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L143] CALL assume_abort_if_not(var_1_21 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L143] RET assume_abort_if_not(var_1_21 <= 4294967295) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] CALL assume_abort_if_not(var_1_21 != 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L144] RET assume_abort_if_not(var_1_21 != 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L145] var_1_23 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L146] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L147] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L148] var_1_24 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L149] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L150] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=32, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L151] var_1_26 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L152] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L153] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=10, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L154] var_1_27 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L155] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L156] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=63/4, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L157] var_1_36 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L158] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_37=123/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L159] var_1_37 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L160] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 9223372.036854765600e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_46=3/2, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L161] var_1_46 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L162] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854776000e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_47=499999999997/5, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L163] var_1_47 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L164] RET assume_abort_if_not((var_1_47 >= 0.0F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [isInitial=1, var_1_13=4997/5, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L177] RET updateVariables() [L178] CALL step() [L56] COND TRUE \read(var_1_8) [L57] var_1_13 = (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))) VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=100, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L59] COND TRUE \read(var_1_8) [L60] var_1_25 = (var_1_26 + var_1_27) VAL [isInitial=1, var_1_13=2, var_1_16=0, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=37/20, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L62] COND FALSE !((var_1_16 * (var_1_46 - var_1_47)) < var_1_15) [L67] var_1_45 = (((((((((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) < (var_1_37)) ? (((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) : (var_1_37))) < 0 ) ? -((((((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) < (var_1_37)) ? (((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) : (var_1_37))) : ((((((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) < (var_1_37)) ? (((((var_1_15) > (var_1_36)) ? (var_1_15) : (var_1_36)))) : (var_1_37))))) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=256, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=16, var_1_39=0, var_1_44=257/2, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L69] var_1_29 = var_1_27 [L70] var_1_38 = ((((var_1_26) > (var_1_27)) ? (var_1_26) : (var_1_27))) [L71] var_1_30 = var_1_8 VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=257/2, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=-2] [L72] COND FALSE !((var_1_29 > var_1_25) && var_1_30) [L75] var_1_9 = ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=-10, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=4, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=257/2, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L77] var_1_31 = var_1_26 [L78] var_1_17 = ((var_1_18 - 25) - var_1_25) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=257/2, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L79] COND FALSE !(var_1_36 <= var_1_14) [L84] var_1_44 = var_1_36 VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L86] signed long int stepLocal_2 = var_1_25 + var_1_17; VAL [isInitial=1, stepLocal_2=16358, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L87] COND TRUE ((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < stepLocal_2 [L88] var_1_20 = (var_1_23 || var_1_24) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L92] EXPR var_1_29 & (var_1_18 + 2u) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L92] EXPR 16u >> var_1_26 VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=0, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L92] COND TRUE (var_1_29 & (var_1_18 + 2u)) < (16u >> var_1_26) [L93] var_1_39 = ((var_1_7 && (var_1_8 && var_1_7)) && (! var_1_23)) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L95] signed short int stepLocal_3 = var_1_9; VAL [isInitial=1, stepLocal_3=0, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L96] COND FALSE !((~ var_1_29) > stepLocal_3) [L99] var_1_28 = (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L101] COND FALSE !(! var_1_8) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L104] var_1_8 || (var_1_27 >= (var_1_25 & var_1_18)) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=128, var_1_7=1, var_1_8=1, var_1_9=0] [L104] COND TRUE var_1_8 || (var_1_27 >= (var_1_25 & var_1_18)) [L105] COND FALSE !(-2 > var_1_18) [L108] var_1_49 = var_1_27 VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L111] signed long int stepLocal_1 = (((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25)); [L112] unsigned char stepLocal_0 = var_1_25; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L113] COND TRUE stepLocal_1 <= (var_1_25 - var_1_25) VAL [isInitial=1, stepLocal_0=0, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L114] COND FALSE !(stepLocal_0 < var_1_25) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L178] RET step() [L179] CALL, EXPR property() [L169-L170] return (((((((((((((var_1_9) > (var_1_25)) ? (var_1_9) : (var_1_25))) <= (var_1_25 - var_1_25)) ? ((var_1_25 < var_1_25) ? (var_1_20 ? (var_1_1 == ((unsigned char) var_1_7)) : (var_1_1 == ((unsigned char) var_1_8))) : 1) : (var_1_1 == ((unsigned char) 0))) && (((var_1_29 > var_1_25) && var_1_30) ? (var_1_9 == ((signed short int) var_1_25)) : (var_1_9 == ((signed short int) ((((var_1_25) > ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25))))) ? (var_1_25) : ((((((var_1_25 - 10)) < (var_1_25)) ? ((var_1_25 - 10)) : (var_1_25)))))))))) && (var_1_8 ? (var_1_13 == ((float) (((((var_1_14 + var_1_15)) < (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16))))) ? ((var_1_14 + var_1_15)) : (((((-0.2f) < (var_1_16)) ? (-0.2f) : (var_1_16)))))))) : 1)) && (var_1_17 == ((signed short int) ((var_1_18 - 25) - var_1_25)))) && ((((var_1_18 % var_1_21) & ((((1u) < 0 ) ? -(1u) : (1u)))) < (var_1_25 + var_1_17)) ? (var_1_20 == ((unsigned char) (var_1_23 || var_1_24))) : (var_1_20 == ((unsigned char) var_1_7)))) && (var_1_8 ? (var_1_25 == ((unsigned char) (var_1_26 + var_1_27))) : 1)) && (((~ var_1_29) > var_1_9) ? (var_1_28 == ((unsigned char) (! var_1_7))) : (var_1_28 == ((unsigned char) (var_1_20 || ((! var_1_23) && (var_1_24 || var_1_7))))))) && (var_1_29 == ((unsigned short int) var_1_27))) && (var_1_30 == ((unsigned char) var_1_8)) ; VAL [\result=0, isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L179] RET, EXPR property() [L179] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_13=2, var_1_15=0, var_1_16=0, var_1_17=16358, var_1_18=16383, var_1_1=1, var_1_20=0, var_1_21=16384, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=-256, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=0, var_1_33=253/8, var_1_36=4, var_1_37=0, var_1_38=0, var_1_39=1, var_1_44=4, var_1_45=3, var_1_49=-256, var_1_7=1, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 27.2s, OverallIterations: 12, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 15.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4104 SdHoareTripleChecker+Valid, 6.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4083 mSDsluCounter, 5392 SdHoareTripleChecker+Invalid, 5.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3780 mSDsCounter, 1383 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5222 IncrementalHoareTripleChecker+Invalid, 6605 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1383 mSolverCounterUnsat, 1612 mSDtfsCounter, 5222 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1101 GetRequests, 852 SyntacticMatches, 1 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12029 ImplicationChecksByTransitivity, 8.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=682occurred in iteration=9, InterpolantAutomatonStates: 216, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 11 MinimizatonAttempts, 1866 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 2640 NumberOfCodeBlocks, 2640 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2623 ConstructedInterpolants, 0 QuantifiedInterpolants, 9127 SizeOfPredicates, 20 NumberOfNonLiveVariables, 1182 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 16 InterpolantComputations, 9 PerfectInterpolantSequences, 17117/17664 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 20:46:32,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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_fillercode_fillercodestructure_filler-pr-ci_file-50.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 1aa5ccf491fa19757c49751a869c16c8e81ee57a7445aa2b11849a454021fdb2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:46:35,133 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:46:35,214 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 20:46:35,220 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:46:35,222 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:46:35,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:46:35,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:46:35,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:46:35,275 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:46:35,277 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:46:35,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:46:35,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:46:35,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:46:35,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:46:35,279 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:46:35,281 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:46:35,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:46:35,281 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:46:35,282 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:46:35,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:46:35,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:46:35,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:46:35,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:46:35,286 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 20:46:35,287 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 20:46:35,287 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:46:35,287 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 20:46:35,287 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:46:35,287 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:46:35,288 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:46:35,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:46:35,288 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:46:35,288 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:46:35,289 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:46:35,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:46:35,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:46:35,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:46:35,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:46:35,290 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 20:46:35,291 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 20:46:35,292 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:46:35,292 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:46:35,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:46:35,293 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:46:35,293 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1aa5ccf491fa19757c49751a869c16c8e81ee57a7445aa2b11849a454021fdb2 [2024-11-18 20:46:35,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:46:35,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:46:35,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:46:35,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:46:35,648 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:46:35,649 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:37,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:46:37,617 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:46:37,618 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:37,629 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b87503a/3a3c69c0a72a4ab1b1eccf57ca618511/FLAG62854b99a [2024-11-18 20:46:37,913 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7b87503a/3a3c69c0a72a4ab1b1eccf57ca618511 [2024-11-18 20:46:37,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:46:37,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:46:37,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:46:37,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:46:37,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:46:37,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:46:37" (1/1) ... [2024-11-18 20:46:37,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@950f2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:37, skipping insertion in model container [2024-11-18 20:46:37,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:46:37" (1/1) ... [2024-11-18 20:46:37,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:46:38,197 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_fillercode_fillercodestructure_filler-pr-ci_file-50.i[919,932] [2024-11-18 20:46:38,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:46:38,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:46:38,330 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_fillercode_fillercodestructure_filler-pr-ci_file-50.i[919,932] [2024-11-18 20:46:38,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:46:38,427 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:46:38,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38 WrapperNode [2024-11-18 20:46:38,428 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:46:38,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:46:38,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:46:38,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:46:38,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,494 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-18 20:46:38,496 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:46:38,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:46:38,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:46:38,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:46:38,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,520 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,543 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 20:46:38,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,547 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:46:38,588 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:46:38,588 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:46:38,588 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:46:38,589 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (1/1) ... [2024-11-18 20:46:38,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:46:38,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:46:38,625 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 20:46:38,631 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 20:46:38,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:46:38,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 20:46:38,673 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:46:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:46:38,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:46:38,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:46:38,786 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:46:38,788 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:46:49,021 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-18 20:46:49,021 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:46:49,035 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:46:49,035 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:46:49,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:49 BoogieIcfgContainer [2024-11-18 20:46:49,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:46:49,038 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:46:49,038 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:46:49,041 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:46:49,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:46:37" (1/3) ... [2024-11-18 20:46:49,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6050afd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:49, skipping insertion in model container [2024-11-18 20:46:49,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:46:38" (2/3) ... [2024-11-18 20:46:49,043 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6050afd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:46:49, skipping insertion in model container [2024-11-18 20:46:49,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:46:49" (3/3) ... [2024-11-18 20:46:49,045 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-50.i [2024-11-18 20:46:49,063 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:46:49,064 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:46:49,151 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:46:49,160 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;@25a8943, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:46:49,160 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:46:49,164 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 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 20:46:49,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 20:46:49,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:49,181 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:49,182 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:49,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:49,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1607324790, now seen corresponding path program 1 times [2024-11-18 20:46:49,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:46:49,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1778572900] [2024-11-18 20:46:49,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:49,203 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 20:46:49,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:46:49,207 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 20:46:49,208 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 20:46:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:50,158 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:46:50,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:50,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2024-11-18 20:46:50,240 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:46:50,241 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:46:50,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1778572900] [2024-11-18 20:46:50,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1778572900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:50,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:50,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 20:46:50,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778254705] [2024-11-18 20:46:50,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:50,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:46:50,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:46:50,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:46:50,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:46:50,281 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 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 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 20:46:50,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:50,322 INFO L93 Difference]: Finished difference Result 151 states and 260 transitions. [2024-11-18 20:46:50,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:46:50,324 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 160 [2024-11-18 20:46:50,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:50,343 INFO L225 Difference]: With dead ends: 151 [2024-11-18 20:46:50,343 INFO L226 Difference]: Without dead ends: 75 [2024-11-18 20:46:50,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 159 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 20:46:50,353 INFO L432 NwaCegarLoop]: 114 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, 114 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 20:46:50,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:46:50,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-18 20:46:50,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-18 20:46:50,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 49 states have (on average 1.346938775510204) internal successors, (66), 49 states have internal predecessors, (66), 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 20:46:50,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 114 transitions. [2024-11-18 20:46:50,408 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 114 transitions. Word has length 160 [2024-11-18 20:46:50,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:50,409 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 114 transitions. [2024-11-18 20:46:50,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 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 20:46:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-18 20:46:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 20:46:50,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:50,417 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:50,443 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 20:46:50,618 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 20:46:50,619 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:50,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:50,620 INFO L85 PathProgramCache]: Analyzing trace with hash -349178318, now seen corresponding path program 1 times [2024-11-18 20:46:50,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:46:50,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [694399176] [2024-11-18 20:46:50,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:50,621 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 20:46:50,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:46:50,625 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 20:46:50,626 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 20:46:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:51,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 20:46:51,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:51,781 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 20:46:51,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:46:51,782 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:46:51,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [694399176] [2024-11-18 20:46:51,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [694399176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:46:51,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:46:51,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:46:51,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996027217] [2024-11-18 20:46:51,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:46:51,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:46:51,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:46:51,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:46:51,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:46:51,787 INFO L87 Difference]: Start difference. First operand 75 states and 114 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 20:46:52,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:52,351 INFO L93 Difference]: Finished difference Result 198 states and 304 transitions. [2024-11-18 20:46:52,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:46:52,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 160 [2024-11-18 20:46:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:52,356 INFO L225 Difference]: With dead ends: 198 [2024-11-18 20:46:52,356 INFO L226 Difference]: Without dead ends: 126 [2024-11-18 20:46:52,357 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:46:52,359 INFO L432 NwaCegarLoop]: 188 mSDtfsCounter, 103 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:52,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 453 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 20:46:52,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-18 20:46:52,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 75. [2024-11-18 20:46:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 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 20:46:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-11-18 20:46:52,376 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 160 [2024-11-18 20:46:52,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:52,378 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-11-18 20:46:52,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 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 20:46:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-18 20:46:52,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-18 20:46:52,380 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:52,380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:52,405 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 20:46:52,580 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 20:46:52,582 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:52,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:52,583 INFO L85 PathProgramCache]: Analyzing trace with hash 330880052, now seen corresponding path program 1 times [2024-11-18 20:46:52,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:46:52,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [435474947] [2024-11-18 20:46:52,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:52,584 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 20:46:52,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:46:52,589 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 20:46:52,591 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 20:46:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:53,355 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 20:46:53,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:46:55,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 195 proven. 63 refuted. 0 times theorem prover too weak. 846 trivial. 0 not checked. [2024-11-18 20:46:55,487 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:46:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 20:46:57,268 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:46:57,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [435474947] [2024-11-18 20:46:57,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [435474947] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:46:57,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:46:57,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-18 20:46:57,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435521625] [2024-11-18 20:46:57,269 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:46:57,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 20:46:57,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:46:57,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 20:46:57,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 20:46:57,271 INFO L87 Difference]: Start difference. First operand 75 states and 113 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-18 20:46:58,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:46:58,883 INFO L93 Difference]: Finished difference Result 153 states and 228 transitions. [2024-11-18 20:46:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 20:46:58,884 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 160 [2024-11-18 20:46:58,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:46:58,886 INFO L225 Difference]: With dead ends: 153 [2024-11-18 20:46:58,886 INFO L226 Difference]: Without dead ends: 81 [2024-11-18 20:46:58,887 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 312 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-18 20:46:58,889 INFO L432 NwaCegarLoop]: 76 mSDtfsCounter, 33 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:46:58,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 178 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 20:46:58,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-18 20:46:58,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2024-11-18 20:46:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.2307692307692308) internal successors, (64), 52 states have internal predecessors, (64), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:46:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 112 transitions. [2024-11-18 20:46:58,901 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 112 transitions. Word has length 160 [2024-11-18 20:46:58,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:46:58,902 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 112 transitions. [2024-11-18 20:46:58,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 7 states have internal predecessors, (52), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-18 20:46:58,902 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2024-11-18 20:46:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:46:58,905 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:46:58,906 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:46:58,928 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 (4)] Ended with exit code 0 [2024-11-18 20:46:59,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /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 20:46:59,107 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:46:59,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:46:59,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1116338845, now seen corresponding path program 1 times [2024-11-18 20:46:59,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:46:59,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023634507] [2024-11-18 20:46:59,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:46:59,108 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 20:46:59,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:46:59,110 INFO L229 MonitoredProcess]: Starting monitored process 5 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 20:46:59,111 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 (5)] Waiting until timeout for monitored process [2024-11-18 20:46:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:46:59,637 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 20:46:59,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:47:01,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 485 proven. 48 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-11-18 20:47:01,272 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:47:03,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 20:47:03,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:47:03,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023634507] [2024-11-18 20:47:03,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2023634507] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:47:03,229 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:47:03,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-18 20:47:03,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059499693] [2024-11-18 20:47:03,230 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:47:03,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 20:47:03,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:47:03,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 20:47:03,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-18 20:47:03,235 INFO L87 Difference]: Start difference. First operand 79 states and 112 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-18 20:47:05,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:47:05,026 INFO L93 Difference]: Finished difference Result 161 states and 226 transitions. [2024-11-18 20:47:05,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 20:47:05,035 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 161 [2024-11-18 20:47:05,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:47:05,037 INFO L225 Difference]: With dead ends: 161 [2024-11-18 20:47:05,037 INFO L226 Difference]: Without dead ends: 85 [2024-11-18 20:47:05,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2024-11-18 20:47:05,039 INFO L432 NwaCegarLoop]: 75 mSDtfsCounter, 101 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 20:47:05,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 173 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 20:47:05,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-18 20:47:05,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 83. [2024-11-18 20:47:05,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 55 states have (on average 1.2) internal successors, (66), 55 states have internal predecessors, (66), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:47:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 114 transitions. [2024-11-18 20:47:05,051 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 114 transitions. Word has length 161 [2024-11-18 20:47:05,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:47:05,051 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 114 transitions. [2024-11-18 20:47:05,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-11-18 20:47:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 114 transitions. [2024-11-18 20:47:05,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:47:05,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:47:05,054 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:47:05,077 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 (5)] Forceful destruction successful, exit code 0 [2024-11-18 20:47:05,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /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 20:47:05,255 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:47:05,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:47:05,256 INFO L85 PathProgramCache]: Analyzing trace with hash 658668517, now seen corresponding path program 1 times [2024-11-18 20:47:05,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:47:05,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [480752433] [2024-11-18 20:47:05,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:47:05,257 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 20:47:05,257 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:47:05,267 INFO L229 MonitoredProcess]: Starting monitored process 6 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 20:47:05,271 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 (6)] Waiting until timeout for monitored process [2024-11-18 20:47:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:47:05,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-18 20:47:05,818 INFO L278 TraceCheckSpWp]: Computing forward predicates...