./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.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-ps-co_file-9.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 63d16a76c39be925680c9cc7e033d86fba83d57a1e8821aa7001ae36d8e5d8b8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:45:20,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:45:20,300 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:45:20,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:45:20,304 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:45:20,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:45:20,331 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:45:20,331 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:45:20,332 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:45:20,333 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:45:20,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:45:20,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:45:20,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:45:20,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:45:20,336 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:45:20,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:45:20,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:45:20,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:45:20,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:45:20,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:45:20,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:45:20,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:45:20,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:45:20,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:45:20,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:45:20,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:45:20,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:45:20,341 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:45:20,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:45:20,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:45:20,342 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:45:20,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:45:20,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:45:20,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:45:20,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:45:20,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:45:20,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:45:20,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:45:20,343 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:45:20,343 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:45:20,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:45:20,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:45:20,345 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d16a76c39be925680c9cc7e033d86fba83d57a1e8821aa7001ae36d8e5d8b8 [2024-11-18 21:45:20,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:45:20,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:45:20,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:45:20,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:45:20,581 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:45:20,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:45:21,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:45:22,045 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:45:22,046 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:45:22,055 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6172cd258/1a5c7683c76a4a2ea2a1accf51982d35/FLAG1dcd43743 [2024-11-18 21:45:22,067 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6172cd258/1a5c7683c76a4a2ea2a1accf51982d35 [2024-11-18 21:45:22,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:45:22,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:45:22,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:45:22,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:45:22,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:45:22,079 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1decd6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22, skipping insertion in model container [2024-11-18 21:45:22,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:45:22,244 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-ps-co_file-9.i[918,931] [2024-11-18 21:45:22,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:45:22,335 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:45:22,346 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-ps-co_file-9.i[918,931] [2024-11-18 21:45:22,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:45:22,417 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:45:22,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22 WrapperNode [2024-11-18 21:45:22,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:45:22,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:45:22,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:45:22,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:45:22,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,472 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 268 [2024-11-18 21:45:22,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:45:22,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:45:22,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:45:22,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:45:22,482 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,487 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,515 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 21:45:22,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:45:22,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:45:22,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:45:22,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:45:22,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (1/1) ... [2024-11-18 21:45:22,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:45:22,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:22,583 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 21:45:22,587 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 21:45:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:45:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:45:22,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:45:22,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:45:22,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:45:22,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:45:22,714 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:45:22,718 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:45:23,193 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-18 21:45:23,193 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:45:23,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:45:23,211 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:45:23,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:45:23 BoogieIcfgContainer [2024-11-18 21:45:23,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:45:23,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:45:23,215 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:45:23,217 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:45:23,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:45:22" (1/3) ... [2024-11-18 21:45:23,218 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab1f242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:45:23, skipping insertion in model container [2024-11-18 21:45:23,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:45:22" (2/3) ... [2024-11-18 21:45:23,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab1f242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:45:23, skipping insertion in model container [2024-11-18 21:45:23,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:45:23" (3/3) ... [2024-11-18 21:45:23,220 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:45:23,234 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:45:23,234 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:45:23,284 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:45:23,290 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;@7e17d3a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:45:23,290 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:45:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand has 118 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-18 21:45:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-11-18 21:45:23,306 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:23,307 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:23,307 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:23,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:23,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1525410126, now seen corresponding path program 1 times [2024-11-18 21:45:23,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:23,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274414351] [2024-11-18 21:45:23,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:23,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:23,859 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:23,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274414351] [2024-11-18 21:45:23,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274414351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:45:23,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:45:23,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:45:23,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236544946] [2024-11-18 21:45:23,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:23,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:45:23,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:23,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:45:23,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:45:23,910 INFO L87 Difference]: Start difference. First operand has 118 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 83 states have internal predecessors, (120), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:23,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:23,991 INFO L93 Difference]: Finished difference Result 223 states and 388 transitions. [2024-11-18 21:45:23,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:45:23,995 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 214 [2024-11-18 21:45:23,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:24,003 INFO L225 Difference]: With dead ends: 223 [2024-11-18 21:45:24,003 INFO L226 Difference]: Without dead ends: 108 [2024-11-18 21:45:24,007 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 21:45:24,011 INFO L432 NwaCegarLoop]: 163 mSDtfsCounter, 0 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 321 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:24,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 321 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:45:24,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-18 21:45:24,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-18 21:45:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 73 states have (on average 1.356164383561644) internal successors, (99), 73 states have internal predecessors, (99), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-18 21:45:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2024-11-18 21:45:24,060 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 214 [2024-11-18 21:45:24,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:24,064 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2024-11-18 21:45:24,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2024-11-18 21:45:24,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-18 21:45:24,069 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:24,070 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:24,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-18 21:45:24,070 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:24,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:24,071 INFO L85 PathProgramCache]: Analyzing trace with hash 105938307, now seen corresponding path program 1 times [2024-11-18 21:45:24,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:24,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280659458] [2024-11-18 21:45:24,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:24,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:24,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:24,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:24,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280659458] [2024-11-18 21:45:24,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280659458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:45:24,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:45:24,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:45:24,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508716466] [2024-11-18 21:45:24,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:24,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:45:24,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:24,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:45:24,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:45:24,775 INFO L87 Difference]: Start difference. First operand 108 states and 165 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-18 21:45:24,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:24,966 INFO L93 Difference]: Finished difference Result 287 states and 445 transitions. [2024-11-18 21:45:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:45:24,966 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 215 [2024-11-18 21:45:24,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:24,970 INFO L225 Difference]: With dead ends: 287 [2024-11-18 21:45:24,972 INFO L226 Difference]: Without dead ends: 182 [2024-11-18 21:45:24,973 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:45:24,975 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 100 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:24,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 293 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 21:45:24,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-18 21:45:25,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 172. [2024-11-18 21:45:25,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 172 states, 103 states have (on average 1.2912621359223302) internal successors, (133), 103 states have internal predecessors, (133), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-18 21:45:25,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 265 transitions. [2024-11-18 21:45:25,013 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 265 transitions. Word has length 215 [2024-11-18 21:45:25,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:25,015 INFO L471 AbstractCegarLoop]: Abstraction has 172 states and 265 transitions. [2024-11-18 21:45:25,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-18 21:45:25,016 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 265 transitions. [2024-11-18 21:45:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:25,021 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:25,021 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:25,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 21:45:25,022 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:25,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:25,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1890390704, now seen corresponding path program 1 times [2024-11-18 21:45:25,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:25,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66317239] [2024-11-18 21:45:25,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:25,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:26,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:26,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:26,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66317239] [2024-11-18 21:45:26,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66317239] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:26,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695416756] [2024-11-18 21:45:26,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:26,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:26,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:26,616 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 21:45:26,617 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 21:45:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:26,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 21:45:26,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:27,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 480 proven. 96 refuted. 0 times theorem prover too weak. 1536 trivial. 0 not checked. [2024-11-18 21:45:27,290 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:27,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695416756] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:45:27,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 21:45:27,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 6, 6] total 18 [2024-11-18 21:45:27,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197612982] [2024-11-18 21:45:27,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 21:45:27,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-18 21:45:27,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:27,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-18 21:45:27,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2024-11-18 21:45:27,611 INFO L87 Difference]: Start difference. First operand 172 states and 265 transitions. Second operand has 18 states, 18 states have (on average 8.0) internal successors, (144), 18 states have internal predecessors, (144), 7 states have call successors, (98), 3 states have call predecessors, (98), 5 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) [2024-11-18 21:45:30,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:30,662 INFO L93 Difference]: Finished difference Result 451 states and 669 transitions. [2024-11-18 21:45:30,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-18 21:45:30,663 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 8.0) internal successors, (144), 18 states have internal predecessors, (144), 7 states have call successors, (98), 3 states have call predecessors, (98), 5 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) Word has length 216 [2024-11-18 21:45:30,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:30,668 INFO L225 Difference]: With dead ends: 451 [2024-11-18 21:45:30,668 INFO L226 Difference]: Without dead ends: 346 [2024-11-18 21:45:30,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=299, Invalid=1033, Unknown=0, NotChecked=0, Total=1332 [2024-11-18 21:45:30,674 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 744 mSDsluCounter, 487 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 744 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:30,675 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [744 Valid, 589 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-18 21:45:30,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2024-11-18 21:45:30,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 323. [2024-11-18 21:45:30,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 214 states have (on average 1.308411214953271) internal successors, (280), 214 states have internal predecessors, (280), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 478 transitions. [2024-11-18 21:45:30,716 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 478 transitions. Word has length 216 [2024-11-18 21:45:30,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:30,717 INFO L471 AbstractCegarLoop]: Abstraction has 323 states and 478 transitions. [2024-11-18 21:45:30,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 8.0) internal successors, (144), 18 states have internal predecessors, (144), 7 states have call successors, (98), 3 states have call predecessors, (98), 5 states have return successors, (99), 6 states have call predecessors, (99), 7 states have call successors, (99) [2024-11-18 21:45:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 478 transitions. [2024-11-18 21:45:30,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:30,721 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:30,721 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:30,736 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 21:45:30,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:30,922 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:30,923 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:30,923 INFO L85 PathProgramCache]: Analyzing trace with hash -305435504, now seen corresponding path program 1 times [2024-11-18 21:45:30,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:30,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192448461] [2024-11-18 21:45:30,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:30,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:32,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:32,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:32,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192448461] [2024-11-18 21:45:32,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192448461] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:32,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1334970396] [2024-11-18 21:45:32,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:32,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:32,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:32,099 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 21:45:32,100 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 21:45:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:32,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-18 21:45:32,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 645 proven. 318 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-18 21:45:34,216 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:35,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1334970396] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:35,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:45:35,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 20] total 30 [2024-11-18 21:45:35,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67707819] [2024-11-18 21:45:35,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:35,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:45:35,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:35,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:45:35,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=706, Unknown=0, NotChecked=0, Total=870 [2024-11-18 21:45:35,444 INFO L87 Difference]: Start difference. First operand 323 states and 478 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:37,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:37,141 INFO L93 Difference]: Finished difference Result 811 states and 1193 transitions. [2024-11-18 21:45:37,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 21:45:37,145 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 216 [2024-11-18 21:45:37,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:37,150 INFO L225 Difference]: With dead ends: 811 [2024-11-18 21:45:37,151 INFO L226 Difference]: Without dead ends: 563 [2024-11-18 21:45:37,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 414 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=208, Invalid=914, Unknown=0, NotChecked=0, Total=1122 [2024-11-18 21:45:37,154 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 270 mSDsluCounter, 775 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:37,154 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 962 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 21:45:37,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2024-11-18 21:45:37,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 346. [2024-11-18 21:45:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 237 states have (on average 1.3291139240506329) internal successors, (315), 237 states have internal predecessors, (315), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:37,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 513 transitions. [2024-11-18 21:45:37,200 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 513 transitions. Word has length 216 [2024-11-18 21:45:37,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:37,201 INFO L471 AbstractCegarLoop]: Abstraction has 346 states and 513 transitions. [2024-11-18 21:45:37,201 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:37,202 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 513 transitions. [2024-11-18 21:45:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:37,204 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:37,204 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:37,218 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 21:45:37,404 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,SelfDestructingSolverStorable3 [2024-11-18 21:45:37,405 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:37,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:37,406 INFO L85 PathProgramCache]: Analyzing trace with hash -654486937, now seen corresponding path program 1 times [2024-11-18 21:45:37,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:37,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025835018] [2024-11-18 21:45:37,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:38,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:38,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:38,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025835018] [2024-11-18 21:45:38,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025835018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:38,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1104702387] [2024-11-18 21:45:38,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:38,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:38,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:38,448 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 21:45:38,449 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 21:45:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:38,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-18 21:45:38,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:39,231 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:45:39,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1104702387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:45:39,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:45:39,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 13 [2024-11-18 21:45:39,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472166189] [2024-11-18 21:45:39,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:39,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-18 21:45:39,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:39,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-18 21:45:39,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-18 21:45:39,232 INFO L87 Difference]: Start difference. First operand 346 states and 513 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:39,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:39,591 INFO L93 Difference]: Finished difference Result 727 states and 1072 transitions. [2024-11-18 21:45:39,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:45:39,592 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 216 [2024-11-18 21:45:39,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:39,595 INFO L225 Difference]: With dead ends: 727 [2024-11-18 21:45:39,595 INFO L226 Difference]: Without dead ends: 456 [2024-11-18 21:45:39,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-18 21:45:39,597 INFO L432 NwaCegarLoop]: 184 mSDtfsCounter, 91 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:39,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 731 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:45:39,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2024-11-18 21:45:39,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 327. [2024-11-18 21:45:39,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 218 states have (on average 1.3073394495412844) internal successors, (285), 218 states have internal predecessors, (285), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 483 transitions. [2024-11-18 21:45:39,624 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 483 transitions. Word has length 216 [2024-11-18 21:45:39,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:39,625 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 483 transitions. [2024-11-18 21:45:39,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 483 transitions. [2024-11-18 21:45:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:39,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:39,626 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:39,641 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 21:45:39,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:39,828 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:39,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:39,828 INFO L85 PathProgramCache]: Analyzing trace with hash 960806412, now seen corresponding path program 1 times [2024-11-18 21:45:39,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:39,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203962781] [2024-11-18 21:45:39,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:39,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:41,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:41,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:41,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203962781] [2024-11-18 21:45:41,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203962781] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:41,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667162558] [2024-11-18 21:45:41,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:41,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:41,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:41,684 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 21:45:41,685 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 21:45:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:41,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-18 21:45:41,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:42,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2024-11-18 21:45:42,214 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:42,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:42,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667162558] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:42,974 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:45:42,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 21 [2024-11-18 21:45:42,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692666755] [2024-11-18 21:45:42,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:42,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:45:42,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:42,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:45:42,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2024-11-18 21:45:42,975 INFO L87 Difference]: Start difference. First operand 327 states and 483 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:44,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:44,878 INFO L93 Difference]: Finished difference Result 729 states and 1059 transitions. [2024-11-18 21:45:44,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 21:45:44,882 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 216 [2024-11-18 21:45:44,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:44,885 INFO L225 Difference]: With dead ends: 729 [2024-11-18 21:45:44,885 INFO L226 Difference]: Without dead ends: 590 [2024-11-18 21:45:44,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 425 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=129, Invalid=471, Unknown=0, NotChecked=0, Total=600 [2024-11-18 21:45:44,887 INFO L432 NwaCegarLoop]: 214 mSDtfsCounter, 310 mSDsluCounter, 726 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 310 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:44,888 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [310 Valid, 940 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 21:45:44,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2024-11-18 21:45:44,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 328. [2024-11-18 21:45:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 219 states have (on average 1.3105022831050228) internal successors, (287), 219 states have internal predecessors, (287), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:44,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 485 transitions. [2024-11-18 21:45:44,921 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 485 transitions. Word has length 216 [2024-11-18 21:45:44,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:44,921 INFO L471 AbstractCegarLoop]: Abstraction has 328 states and 485 transitions. [2024-11-18 21:45:44,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 485 transitions. [2024-11-18 21:45:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:44,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:44,933 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:44,950 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 21:45:45,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:45,138 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:45,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:45,138 INFO L85 PathProgramCache]: Analyzing trace with hash 611754979, now seen corresponding path program 1 times [2024-11-18 21:45:45,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:45,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52816969] [2024-11-18 21:45:45,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:46,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:46,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52816969] [2024-11-18 21:45:46,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52816969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:46,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1928681998] [2024-11-18 21:45:46,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:46,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:46,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:46,574 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:45:46,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-18 21:45:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:46,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-18 21:45:46,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2024-11-18 21:45:47,104 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:47,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:47,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1928681998] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:47,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:45:47,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-11-18 21:45:47,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305676550] [2024-11-18 21:45:47,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:47,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:45:47,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:47,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:45:47,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2024-11-18 21:45:47,808 INFO L87 Difference]: Start difference. First operand 328 states and 485 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:49,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:49,591 INFO L93 Difference]: Finished difference Result 718 states and 1040 transitions. [2024-11-18 21:45:49,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 21:45:49,593 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 216 [2024-11-18 21:45:49,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:49,595 INFO L225 Difference]: With dead ends: 718 [2024-11-18 21:45:49,596 INFO L226 Difference]: Without dead ends: 578 [2024-11-18 21:45:49,596 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 426 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-11-18 21:45:49,597 INFO L432 NwaCegarLoop]: 207 mSDtfsCounter, 255 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:49,597 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 1030 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 21:45:49,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-18 21:45:49,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 327. [2024-11-18 21:45:49,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 218 states have (on average 1.3073394495412844) internal successors, (285), 218 states have internal predecessors, (285), 99 states have call successors, (99), 9 states have call predecessors, (99), 9 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:49,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 483 transitions. [2024-11-18 21:45:49,623 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 483 transitions. Word has length 216 [2024-11-18 21:45:49,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:49,624 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 483 transitions. [2024-11-18 21:45:49,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 483 transitions. [2024-11-18 21:45:49,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-11-18 21:45:49,625 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:49,625 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:49,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-18 21:45:49,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:49,826 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:49,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:49,826 INFO L85 PathProgramCache]: Analyzing trace with hash -728137330, now seen corresponding path program 1 times [2024-11-18 21:45:49,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:49,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475635539] [2024-11-18 21:45:49,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:49,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 33 proven. 63 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:51,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475635539] [2024-11-18 21:45:51,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475635539] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:45:51,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632424487] [2024-11-18 21:45:51,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:51,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:51,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:51,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:45:51,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-18 21:45:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:51,152 INFO L255 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-18 21:45:51,155 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:51,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 696 proven. 150 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2024-11-18 21:45:51,803 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 153 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2024-11-18 21:45:52,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632424487] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:45:52,251 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 21:45:52,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 28 [2024-11-18 21:45:52,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889589536] [2024-11-18 21:45:52,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 21:45:52,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-18 21:45:52,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:52,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-18 21:45:52,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=634, Unknown=0, NotChecked=0, Total=756 [2024-11-18 21:45:52,253 INFO L87 Difference]: Start difference. First operand 327 states and 483 transitions. Second operand has 28 states, 28 states have (on average 5.535714285714286) internal successors, (155), 28 states have internal predecessors, (155), 7 states have call successors, (99), 4 states have call predecessors, (99), 8 states have return successors, (99), 7 states have call predecessors, (99), 7 states have call successors, (99) [2024-11-18 21:45:56,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:56,520 INFO L93 Difference]: Finished difference Result 746 states and 1069 transitions. [2024-11-18 21:45:56,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-18 21:45:56,521 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 5.535714285714286) internal successors, (155), 28 states have internal predecessors, (155), 7 states have call successors, (99), 4 states have call predecessors, (99), 8 states have return successors, (99), 7 states have call predecessors, (99), 7 states have call successors, (99) Word has length 216 [2024-11-18 21:45:56,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:56,523 INFO L225 Difference]: With dead ends: 746 [2024-11-18 21:45:56,523 INFO L226 Difference]: Without dead ends: 494 [2024-11-18 21:45:56,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 936 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2024-11-18 21:45:56,525 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 878 mSDsluCounter, 1598 mSDsCounter, 0 mSdLazyCounter, 1880 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 2197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 1880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:56,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [879 Valid, 1734 Invalid, 2197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 1880 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-18 21:45:56,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2024-11-18 21:45:56,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 345. [2024-11-18 21:45:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 232 states have (on average 1.2844827586206897) internal successors, (298), 232 states have internal predecessors, (298), 99 states have call successors, (99), 13 states have call predecessors, (99), 13 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 496 transitions. [2024-11-18 21:45:56,551 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 496 transitions. Word has length 216 [2024-11-18 21:45:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:56,551 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 496 transitions. [2024-11-18 21:45:56,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 5.535714285714286) internal successors, (155), 28 states have internal predecessors, (155), 7 states have call successors, (99), 4 states have call predecessors, (99), 8 states have return successors, (99), 7 states have call predecessors, (99), 7 states have call successors, (99) [2024-11-18 21:45:56,552 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 496 transitions. [2024-11-18 21:45:56,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-18 21:45:56,553 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:56,553 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:56,568 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-18 21:45:56,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:56,758 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:56,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:56,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1858071849, now seen corresponding path program 1 times [2024-11-18 21:45:56,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:56,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28019743] [2024-11-18 21:45:56,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:56,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:45:56,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [460538507] [2024-11-18 21:45:56,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:56,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:56,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:45:56,815 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:45:56,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-18 21:45:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:56,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-18 21:45:56,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:45:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 506 proven. 84 refuted. 0 times theorem prover too weak. 1522 trivial. 0 not checked. [2024-11-18 21:45:57,288 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:45:57,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 12 proven. 84 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2024-11-18 21:45:57,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:57,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28019743] [2024-11-18 21:45:57,515 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 21:45:57,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [460538507] [2024-11-18 21:45:57,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [460538507] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:45:57,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:45:57,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2024-11-18 21:45:57,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581423287] [2024-11-18 21:45:57,515 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:45:57,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-18 21:45:57,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:57,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-18 21:45:57,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2024-11-18 21:45:57,517 INFO L87 Difference]: Start difference. First operand 345 states and 496 transitions. Second operand has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2024-11-18 21:45:58,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:58,368 INFO L93 Difference]: Finished difference Result 829 states and 1158 transitions. [2024-11-18 21:45:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-18 21:45:58,369 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 218 [2024-11-18 21:45:58,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:58,373 INFO L225 Difference]: With dead ends: 829 [2024-11-18 21:45:58,373 INFO L226 Difference]: Without dead ends: 567 [2024-11-18 21:45:58,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=217, Invalid=595, Unknown=0, NotChecked=0, Total=812 [2024-11-18 21:45:58,376 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 407 mSDsluCounter, 713 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 413 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:58,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [413 Valid, 870 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 21:45:58,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2024-11-18 21:45:58,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 454. [2024-11-18 21:45:58,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 338 states have (on average 1.3136094674556213) internal successors, (444), 338 states have internal predecessors, (444), 99 states have call successors, (99), 16 states have call predecessors, (99), 16 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 642 transitions. [2024-11-18 21:45:58,410 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 642 transitions. Word has length 218 [2024-11-18 21:45:58,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:58,411 INFO L471 AbstractCegarLoop]: Abstraction has 454 states and 642 transitions. [2024-11-18 21:45:58,411 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 6.176470588235294) internal successors, (105), 17 states have internal predecessors, (105), 4 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2024-11-18 21:45:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 642 transitions. [2024-11-18 21:45:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-18 21:45:58,412 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:58,412 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:58,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-18 21:45:58,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:45:58,613 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:58,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:58,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1427093824, now seen corresponding path program 1 times [2024-11-18 21:45:58,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:58,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526788293] [2024-11-18 21:45:58,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:58,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:58,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:58,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526788293] [2024-11-18 21:45:58,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526788293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:45:58,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:45:58,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:45:58,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383978500] [2024-11-18 21:45:58,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:58,676 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:45:58,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:58,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:45:58,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:45:58,677 INFO L87 Difference]: Start difference. First operand 454 states and 642 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:58,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:45:58,749 INFO L93 Difference]: Finished difference Result 1007 states and 1427 transitions. [2024-11-18 21:45:58,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:45:58,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 218 [2024-11-18 21:45:58,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:45:58,753 INFO L225 Difference]: With dead ends: 1007 [2024-11-18 21:45:58,753 INFO L226 Difference]: Without dead ends: 640 [2024-11-18 21:45:58,754 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 21:45:58,755 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 144 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:45:58,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 312 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:45:58,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-11-18 21:45:58,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 454. [2024-11-18 21:45:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 338 states have (on average 1.3076923076923077) internal successors, (442), 338 states have internal predecessors, (442), 99 states have call successors, (99), 16 states have call predecessors, (99), 16 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-18 21:45:58,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 640 transitions. [2024-11-18 21:45:58,793 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 640 transitions. Word has length 218 [2024-11-18 21:45:58,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:45:58,793 INFO L471 AbstractCegarLoop]: Abstraction has 454 states and 640 transitions. [2024-11-18 21:45:58,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:45:58,794 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2024-11-18 21:45:58,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-18 21:45:58,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:45:58,795 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:45:58,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 21:45:58,795 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:45:58,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:45:58,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1728859104, now seen corresponding path program 1 times [2024-11-18 21:45:58,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:45:58,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040103379] [2024-11-18 21:45:58,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:45:58,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:45:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:45:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:45:59,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:45:59,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040103379] [2024-11-18 21:45:59,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040103379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:45:59,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:45:59,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:45:59,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918248105] [2024-11-18 21:45:59,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:45:59,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:45:59,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:45:59,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:45:59,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:45:59,634 INFO L87 Difference]: Start difference. First operand 454 states and 640 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:00,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:46:00,149 INFO L93 Difference]: Finished difference Result 1243 states and 1708 transitions. [2024-11-18 21:46:00,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 21:46:00,149 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 218 [2024-11-18 21:46:00,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:46:00,153 INFO L225 Difference]: With dead ends: 1243 [2024-11-18 21:46:00,153 INFO L226 Difference]: Without dead ends: 876 [2024-11-18 21:46:00,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-18 21:46:00,157 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 202 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 431 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:46:00,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 977 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 431 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:46:00,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 876 states. [2024-11-18 21:46:00,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 876 to 605. [2024-11-18 21:46:00,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 605 states, 473 states have (on average 1.3192389006342495) internal successors, (624), 474 states have internal predecessors, (624), 110 states have call successors, (110), 21 states have call predecessors, (110), 21 states have return successors, (110), 109 states have call predecessors, (110), 110 states have call successors, (110) [2024-11-18 21:46:00,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 605 states and 844 transitions. [2024-11-18 21:46:00,203 INFO L78 Accepts]: Start accepts. Automaton has 605 states and 844 transitions. Word has length 218 [2024-11-18 21:46:00,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:46:00,203 INFO L471 AbstractCegarLoop]: Abstraction has 605 states and 844 transitions. [2024-11-18 21:46:00,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:00,204 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 844 transitions. [2024-11-18 21:46:00,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-18 21:46:00,206 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:00,206 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:00,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-18 21:46:00,206 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:00,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:00,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1768873445, now seen corresponding path program 1 times [2024-11-18 21:46:00,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:46:00,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203051835] [2024-11-18 21:46:00,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:00,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:46:00,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:46:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:46:01,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:46:01,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203051835] [2024-11-18 21:46:01,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203051835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:46:01,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:46:01,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-18 21:46:01,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810251030] [2024-11-18 21:46:01,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:46:01,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-18 21:46:01,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:46:01,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-18 21:46:01,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-18 21:46:01,598 INFO L87 Difference]: Start difference. First operand 605 states and 844 transitions. Second operand has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:03,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:46:03,601 INFO L93 Difference]: Finished difference Result 1535 states and 2127 transitions. [2024-11-18 21:46:03,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 21:46:03,601 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 219 [2024-11-18 21:46:03,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:46:03,609 INFO L225 Difference]: With dead ends: 1535 [2024-11-18 21:46:03,609 INFO L226 Difference]: Without dead ends: 1017 [2024-11-18 21:46:03,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-11-18 21:46:03,611 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 265 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 1062 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 1697 SdHoareTripleChecker+Invalid, 1065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-18 21:46:03,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 1697 Invalid, 1065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1062 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-18 21:46:03,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2024-11-18 21:46:03,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 922. [2024-11-18 21:46:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 922 states, 698 states have (on average 1.2893982808022924) internal successors, (900), 700 states have internal predecessors, (900), 187 states have call successors, (187), 36 states have call predecessors, (187), 36 states have return successors, (187), 185 states have call predecessors, (187), 187 states have call successors, (187) [2024-11-18 21:46:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1274 transitions. [2024-11-18 21:46:03,696 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1274 transitions. Word has length 219 [2024-11-18 21:46:03,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:46:03,696 INFO L471 AbstractCegarLoop]: Abstraction has 922 states and 1274 transitions. [2024-11-18 21:46:03,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1274 transitions. [2024-11-18 21:46:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-18 21:46:03,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:03,698 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:03,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-18 21:46:03,698 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:03,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:03,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2070638725, now seen corresponding path program 1 times [2024-11-18 21:46:03,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:46:03,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650690216] [2024-11-18 21:46:03,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:03,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:46:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:46:04,265 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2024-11-18 21:46:04,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:46:04,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650690216] [2024-11-18 21:46:04,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650690216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:46:04,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:46:04,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:46:04,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243424739] [2024-11-18 21:46:04,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:46:04,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:46:04,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:46:04,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:46:04,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:46:04,267 INFO L87 Difference]: Start difference. First operand 922 states and 1274 transitions. Second operand has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:04,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:46:04,900 INFO L93 Difference]: Finished difference Result 2214 states and 3037 transitions. [2024-11-18 21:46:04,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 21:46:04,901 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 219 [2024-11-18 21:46:04,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:46:04,906 INFO L225 Difference]: With dead ends: 2214 [2024-11-18 21:46:04,907 INFO L226 Difference]: Without dead ends: 1379 [2024-11-18 21:46:04,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2024-11-18 21:46:04,909 INFO L432 NwaCegarLoop]: 159 mSDtfsCounter, 213 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:46:04,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 599 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:46:04,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2024-11-18 21:46:04,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 984. [2024-11-18 21:46:04,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 760 states have (on average 1.3026315789473684) internal successors, (990), 762 states have internal predecessors, (990), 187 states have call successors, (187), 36 states have call predecessors, (187), 36 states have return successors, (187), 185 states have call predecessors, (187), 187 states have call successors, (187) [2024-11-18 21:46:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1364 transitions. [2024-11-18 21:46:04,997 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1364 transitions. Word has length 219 [2024-11-18 21:46:04,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:46:04,997 INFO L471 AbstractCegarLoop]: Abstraction has 984 states and 1364 transitions. [2024-11-18 21:46:04,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2024-11-18 21:46:04,997 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1364 transitions. [2024-11-18 21:46:04,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-18 21:46:04,999 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:04,999 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:04,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 21:46:04,999 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:05,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:05,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1290738978, now seen corresponding path program 1 times [2024-11-18 21:46:05,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:46:05,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64776079] [2024-11-18 21:46:05,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:05,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:46:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:46:05,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [175581276] [2024-11-18 21:46:05,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:05,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:46:05,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:46:05,078 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:46:05,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-18 21:46:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:46:05,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-18 21:46:05,340 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:46:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 611 proven. 156 refuted. 0 times theorem prover too weak. 1345 trivial. 0 not checked. [2024-11-18 21:46:06,138 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:46:08,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:46:08,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64776079] [2024-11-18 21:46:08,444 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 21:46:08,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175581276] [2024-11-18 21:46:08,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175581276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:46:08,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:46:08,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2024-11-18 21:46:08,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665119701] [2024-11-18 21:46:08,445 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-18 21:46:08,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 21:46:08,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:46:08,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 21:46:08,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-11-18 21:46:08,446 INFO L87 Difference]: Start difference. First operand 984 states and 1364 transitions. Second operand has 10 states, 10 states have (on average 6.6) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-18 21:46:08,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:46:08,898 INFO L93 Difference]: Finished difference Result 1715 states and 2382 transitions. [2024-11-18 21:46:08,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-18 21:46:08,898 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 219 [2024-11-18 21:46:08,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:46:08,902 INFO L225 Difference]: With dead ends: 1715 [2024-11-18 21:46:08,902 INFO L226 Difference]: Without dead ends: 818 [2024-11-18 21:46:08,904 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600 [2024-11-18 21:46:08,904 INFO L432 NwaCegarLoop]: 113 mSDtfsCounter, 174 mSDsluCounter, 728 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 841 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:46:08,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 841 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:46:08,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2024-11-18 21:46:08,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 679. [2024-11-18 21:46:08,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 534 states have (on average 1.3146067415730338) internal successors, (702), 536 states have internal predecessors, (702), 121 states have call successors, (121), 23 states have call predecessors, (121), 23 states have return successors, (121), 119 states have call predecessors, (121), 121 states have call successors, (121) [2024-11-18 21:46:08,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 944 transitions. [2024-11-18 21:46:08,960 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 944 transitions. Word has length 219 [2024-11-18 21:46:08,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:46:08,961 INFO L471 AbstractCegarLoop]: Abstraction has 679 states and 944 transitions. [2024-11-18 21:46:08,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.6) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (33), 3 states have call predecessors, (33), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-18 21:46:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 944 transitions. [2024-11-18 21:46:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-18 21:46:08,962 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:08,962 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:08,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-18 21:46:09,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-18 21:46:09,163 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:09,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:09,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1156725472, now seen corresponding path program 1 times [2024-11-18 21:46:09,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:46:09,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367925596] [2024-11-18 21:46:09,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:09,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:46:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:46:09,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1357249018] [2024-11-18 21:46:09,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:09,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:46:09,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:46:09,231 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 21:46:09,232 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-18 21:46:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:46:09,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:46:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:46:09,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:46:09,551 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:46:09,552 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:46:09,565 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-18 21:46:09,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-18 21:46:09,757 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:46:09,861 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:46:09,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:46:09 BoogieIcfgContainer [2024-11-18 21:46:09,863 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:46:09,863 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:46:09,863 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:46:09,864 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:46:09,864 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:45:23" (3/4) ... [2024-11-18 21:46:09,867 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:46:09,867 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:46:09,868 INFO L158 Benchmark]: Toolchain (without parser) took 47797.64ms. Allocated memory was 155.2MB in the beginning and 474.0MB in the end (delta: 318.8MB). Free memory was 83.8MB in the beginning and 227.2MB in the end (delta: -143.3MB). Peak memory consumption was 177.0MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,868 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:46:09,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.99ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 83.5MB in the beginning and 185.0MB in the end (delta: -101.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.83ms. Allocated memory is still 216.0MB. Free memory was 185.0MB in the beginning and 180.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,869 INFO L158 Benchmark]: Boogie Preprocessor took 79.15ms. Allocated memory is still 216.0MB. Free memory was 180.8MB in the beginning and 176.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,869 INFO L158 Benchmark]: RCFGBuilder took 658.34ms. Allocated memory is still 216.0MB. Free memory was 176.6MB in the beginning and 145.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,870 INFO L158 Benchmark]: TraceAbstraction took 46649.06ms. Allocated memory was 216.0MB in the beginning and 474.0MB in the end (delta: 257.9MB). Free memory was 144.1MB in the beginning and 228.1MB in the end (delta: -84.0MB). Peak memory consumption was 174.9MB. Max. memory is 16.1GB. [2024-11-18 21:46:09,870 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 474.0MB. Free memory is still 227.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:46:09,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 155.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.99ms. Allocated memory was 155.2MB in the beginning and 216.0MB in the end (delta: 60.8MB). Free memory was 83.5MB in the beginning and 185.0MB in the end (delta: -101.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.83ms. Allocated memory is still 216.0MB. Free memory was 185.0MB in the beginning and 180.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.15ms. Allocated memory is still 216.0MB. Free memory was 180.8MB in the beginning and 176.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 658.34ms. Allocated memory is still 216.0MB. Free memory was 176.6MB in the beginning and 145.2MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 46649.06ms. Allocated memory was 216.0MB in the beginning and 474.0MB in the end (delta: 257.9MB). Free memory was 144.1MB in the beginning and 228.1MB in the end (delta: -84.0MB). Peak memory consumption was 174.9MB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 474.0MB. Free memory is still 227.2MB. 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 186, overapproximation of shiftLeft at line 197, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 197. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_23 = 64; [L40] unsigned char var_1_24 = 64; [L41] unsigned char var_1_25 = 2; [L42] unsigned short int var_1_26 = 32; [L43] unsigned long int var_1_27 = 100; [L44] unsigned short int var_1_28 = 64; [L45] float var_1_30 = -0.2; [L46] float var_1_32 = -0.375; [L47] float var_1_33 = 1.4; [L48] float var_1_34 = 200.4; [L49] float var_1_35 = 1.5; [L50] unsigned char var_1_36 = 0; [L51] unsigned char last_1_var_1_10 = 32; [L52] unsigned short int last_1_var_1_12 = 16; [L53] unsigned long int last_1_var_1_13 = 128; VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L192] last_1_var_1_10 = var_1_10 [L193] last_1_var_1_12 = var_1_12 [L194] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L204] RET updateLastVariables() [L205] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L142] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L142] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L143] var_1_5 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L144] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L148] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L150] var_1_7 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L152] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L152] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L153] var_1_8 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_9=9/5] [L154] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0, var_1_9=9/5] [L155] var_1_9 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L156] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L158] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L159] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L159] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L160] var_1_15 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L162] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L162] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L163] var_1_20 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L164] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L165] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L165] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L167] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L168] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L168] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L169] var_1_24 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L171] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L171] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L172] var_1_25 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L173] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L174] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L174] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L175] var_1_27 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L176] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L177] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L177] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L178] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L178] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L179] var_1_30 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L180] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L181] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L181] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L182] var_1_32 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L183] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L184] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L184] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L185] var_1_34 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L186] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L187] var_1_36 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L188] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L189] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L189] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L205] RET updateVariables() [L206] CALL step() [L57] COND TRUE var_1_20 || var_1_21 [L58] var_1_19 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L60] COND FALSE !(((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) == (~ 16u)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L65] COND TRUE var_1_12 <= var_1_12 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=32, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L66] COND TRUE var_1_12 <= (((((var_1_25) < (var_1_24)) ? (var_1_25) : (var_1_24))) / var_1_27) [L67] var_1_26 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L80] COND FALSE !((var_1_1 / var_1_30) > ((((var_1_1 / var_1_32) < 0 ) ? -(var_1_1 / var_1_32) : (var_1_1 / var_1_32)))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L85] var_1_33 = var_1_34 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L86] COND TRUE ((256 - var_1_25) <= (var_1_13 + var_1_16)) || var_1_20 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L87] COND FALSE !(\read(var_1_20)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=16, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L93] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L94] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=192, var_1_12=8, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L96] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=192, var_1_12=8, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L97] COND TRUE var_1_6 <= stepLocal_2 [L98] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L102] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=128, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L102] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L109] var_1_13 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=256, var_1_18=-2, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L111] var_1_18 = var_1_3 [L112] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L113] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=192, stepLocal_4=192, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=256, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L114] COND FALSE !((- var_1_9) <= var_1_8) [L127] var_1_16 = var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=192, stepLocal_4=192, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L129] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=192, stepLocal_4=192, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L130] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=192, stepLocal_4=192, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L130] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L131] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=192, stepLocal_4=192, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L197] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L197] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L197] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L197] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L197-L198] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=192, var_1_11=192, var_1_12=8, var_1_13=8, var_1_15=-255, var_1_16=192, var_1_18=0, var_1_19=256, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=304, var_1_25=48, var_1_26=256, var_1_27=3, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=12, var_1_6=8, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 118 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 46.5s, OverallIterations: 15, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 18.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4060 SdHoareTripleChecker+Valid, 13.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4053 mSDsluCounter, 11896 SdHoareTripleChecker+Invalid, 12.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9476 mSDsCounter, 645 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7740 IncrementalHoareTripleChecker+Invalid, 8385 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 645 mSolverCounterUnsat, 2420 mSDtfsCounter, 7740 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3435 GetRequests, 3161 SyntacticMatches, 2 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2014 ImplicationChecksByTransitivity, 9.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=984occurred in iteration=13, InterpolantAutomatonStates: 173, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 2240 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 23.5s InterpolantComputationTime, 5207 NumberOfCodeBlocks, 5207 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 5604 ConstructedInterpolants, 30 QuantifiedInterpolants, 28289 SizeOfPredicates, 64 NumberOfNonLiveVariables, 3832 ConjunctsInSsa, 125 ConjunctsInUnsatCore, 26 InterpolantComputations, 10 PerfectInterpolantSequences, 53277/54912 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 21:46:09,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.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 63d16a76c39be925680c9cc7e033d86fba83d57a1e8821aa7001ae36d8e5d8b8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:46:11,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:46:11,780 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:46:11,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:46:11,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:46:11,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:46:11,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:46:11,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:46:11,813 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:46:11,813 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:46:11,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:46:11,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:46:11,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:46:11,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:46:11,814 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:46:11,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:46:11,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:46:11,815 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:46:11,817 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:46:11,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:46:11,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:46:11,819 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:46:11,820 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:46:11,820 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:46:11,820 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:46:11,820 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:46:11,820 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:46:11,821 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:46:11,821 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:46:11,822 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:46:11,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:46:11,822 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:46:11,822 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:46:11,823 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:46:11,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:46:11,828 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:46:11,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:46:11,829 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:46:11,830 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:46:11,830 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:46:11,830 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:46:11,830 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:46:11,831 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:46:11,831 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:46:11,831 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 63d16a76c39be925680c9cc7e033d86fba83d57a1e8821aa7001ae36d8e5d8b8 [2024-11-18 21:46:12,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:46:12,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:46:12,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:46:12,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:46:12,115 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:46:12,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:46:13,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:46:13,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:46:13,551 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:46:13,562 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48010d1f2/40f813ab69604079a391e3d3bbfddb96/FLAGcd581a192 [2024-11-18 21:46:13,575 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48010d1f2/40f813ab69604079a391e3d3bbfddb96 [2024-11-18 21:46:13,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:46:13,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:46:13,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:46:13,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:46:13,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:46:13,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,588 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c896524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13, skipping insertion in model container [2024-11-18 21:46:13,588 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,613 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:46:13,764 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-ps-co_file-9.i[918,931] [2024-11-18 21:46:13,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:46:13,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:46:13,871 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-ps-co_file-9.i[918,931] [2024-11-18 21:46:13,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:46:13,935 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:46:13,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13 WrapperNode [2024-11-18 21:46:13,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:46:13,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:46:13,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:46:13,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:46:13,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,984 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2024-11-18 21:46:13,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:46:13,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:46:13,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:46:13,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:46:13,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:13,999 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,019 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 21:46:14,020 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,033 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,054 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:46:14,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:46:14,055 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:46:14,055 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:46:14,055 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (1/1) ... [2024-11-18 21:46:14,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:46:14,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:46:14,089 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 21:46:14,092 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 21:46:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:46:14,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:46:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:46:14,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:46:14,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:46:14,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:46:14,224 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:46:14,226 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:46:23,869 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 21:46:23,869 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:46:23,883 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:46:23,883 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:46:23,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:46:23 BoogieIcfgContainer [2024-11-18 21:46:23,884 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:46:23,887 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:46:23,887 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:46:23,890 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:46:23,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:46:13" (1/3) ... [2024-11-18 21:46:23,891 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e810545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:46:23, skipping insertion in model container [2024-11-18 21:46:23,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:46:13" (2/3) ... [2024-11-18 21:46:23,892 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e810545 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:46:23, skipping insertion in model container [2024-11-18 21:46:23,892 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:46:23" (3/3) ... [2024-11-18 21:46:23,893 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-9.i [2024-11-18 21:46:23,906 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:46:23,907 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:46:23,963 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:46:23,969 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;@434f04c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:46:23,971 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:46:23,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-18 21:46:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-11-18 21:46:23,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:23,992 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:23,993 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:23,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:23,997 INFO L85 PathProgramCache]: Analyzing trace with hash 1182017574, now seen corresponding path program 1 times [2024-11-18 21:46:24,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:46:24,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1335907668] [2024-11-18 21:46:24,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:24,008 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 21:46:24,009 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:46:24,011 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 21:46:24,012 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 21:46:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:46:25,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:46:25,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:46:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2024-11-18 21:46:25,506 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:46:25,507 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:46:25,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1335907668] [2024-11-18 21:46:25,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1335907668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:46:25,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:46:25,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:46:25,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132722472] [2024-11-18 21:46:25,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:46:25,516 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:46:25,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:46:25,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:46:25,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:46:25,539 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4576271186440677) internal successors, (86), 60 states have internal predecessors, (86), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-18 21:46:25,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:46:25,570 INFO L93 Difference]: Finished difference Result 180 states and 325 transitions. [2024-11-18 21:46:25,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:46:25,572 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 206 [2024-11-18 21:46:25,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:46:25,578 INFO L225 Difference]: With dead ends: 180 [2024-11-18 21:46:25,578 INFO L226 Difference]: Without dead ends: 88 [2024-11-18 21:46:25,581 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 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 21:46:25,584 INFO L432 NwaCegarLoop]: 136 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, 136 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 21:46:25,586 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:46:25,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-18 21:46:25,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-18 21:46:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-18 21:46:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 136 transitions. [2024-11-18 21:46:25,635 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 136 transitions. Word has length 206 [2024-11-18 21:46:25,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:46:25,637 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 136 transitions. [2024-11-18 21:46:25,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-18 21:46:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 136 transitions. [2024-11-18 21:46:25,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-18 21:46:25,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:46:25,640 INFO L215 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:46:25,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 21:46:25,841 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 21:46:25,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:46:25,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:46:25,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1869727147, now seen corresponding path program 1 times [2024-11-18 21:46:25,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:46:25,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973199804] [2024-11-18 21:46:25,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:46:25,843 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 21:46:25,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:46:25,845 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 21:46:25,846 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 21:46:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:46:27,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-18 21:46:27,204 INFO L278 TraceCheckSpWp]: Computing forward predicates...