./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.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-ci_file-92.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 c579f29dd297151eeefedc3486049e913885e258239c3282b0f6f33e5cae0f92 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:24:03,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:24:03,929 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 21:24:03,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:24:03,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:24:03,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:24:03,979 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:24:03,979 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:24:03,980 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:24:03,980 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:24:03,981 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:24:03,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:24:03,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:24:03,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:24:03,983 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:24:03,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:24:03,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:24:03,984 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:24:03,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 21:24:03,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:24:03,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:24:03,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:24:03,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:24:03,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:24:03,986 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:24:03,986 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:24:03,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:24:03,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:24:03,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:24:03,988 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:24:03,988 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:24:03,988 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:24:03,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:24:03,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:24:03,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:24:03,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:24:03,990 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 21:24:03,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 21:24:03,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:24:03,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:24:03,991 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:24:03,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:24:03,992 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c579f29dd297151eeefedc3486049e913885e258239c3282b0f6f33e5cae0f92 [2024-11-18 21:24:04,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:24:04,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:24:04,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:24:04,275 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:24:04,276 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:24:04,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:05,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:24:06,003 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:24:06,004 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:06,018 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4a00d84/8a4949dedd7144c9a3dd1e367114a1d2/FLAG671fe2eb6 [2024-11-18 21:24:06,035 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a4a00d84/8a4949dedd7144c9a3dd1e367114a1d2 [2024-11-18 21:24:06,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:24:06,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:24:06,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:24:06,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:24:06,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:24:06,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2003c26f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06, skipping insertion in model container [2024-11-18 21:24:06,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:24:06,255 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-ci_file-92.i[919,932] [2024-11-18 21:24:06,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:24:06,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:24:06,348 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-ci_file-92.i[919,932] [2024-11-18 21:24:06,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:24:06,403 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:24:06,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06 WrapperNode [2024-11-18 21:24:06,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:24:06,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:24:06,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:24:06,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:24:06,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,472 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 240 [2024-11-18 21:24:06,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:24:06,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:24:06,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:24:06,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:24:06,484 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,494 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,525 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 21:24:06,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,525 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,571 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:24:06,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:24:06,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:24:06,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:24:06,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (1/1) ... [2024-11-18 21:24:06,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:24:06,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:24:06,608 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 21:24:06,611 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 21:24:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:24:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:24:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:24:06,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 21:24:06,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:24:06,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:24:06,758 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:24:06,761 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:24:07,278 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-18 21:24:07,278 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:24:07,295 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:24:07,295 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:24:07,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:07 BoogieIcfgContainer [2024-11-18 21:24:07,296 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:24:07,298 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:24:07,299 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:24:07,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:24:07,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:24:06" (1/3) ... [2024-11-18 21:24:07,304 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9579681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:24:07, skipping insertion in model container [2024-11-18 21:24:07,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:06" (2/3) ... [2024-11-18 21:24:07,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9579681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:24:07, skipping insertion in model container [2024-11-18 21:24:07,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:07" (3/3) ... [2024-11-18 21:24:07,321 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:07,337 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:24:07,338 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:24:07,430 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:24:07,440 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;@282669db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:24:07,440 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:24:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 69 states have (on average 1.463768115942029) internal successors, (101), 70 states have internal predecessors, (101), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 21:24:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-18 21:24:07,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:07,464 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:07,465 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:07,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:07,469 INFO L85 PathProgramCache]: Analyzing trace with hash 434340029, now seen corresponding path program 1 times [2024-11-18 21:24:07,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:07,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868921481] [2024-11-18 21:24:07,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:07,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-18 21:24:07,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:07,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868921481] [2024-11-18 21:24:07,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868921481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:24:07,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428061420] [2024-11-18 21:24:07,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:07,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:24:07,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:24:07,896 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 21:24:07,898 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 21:24:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:08,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:24:08,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:08,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-18 21:24:08,152 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:24:08,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428061420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:08,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:24:08,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 21:24:08,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761405121] [2024-11-18 21:24:08,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:08,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:24:08,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:08,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:24:08,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:24:08,191 INFO L87 Difference]: Start difference. First operand has 100 states, 69 states have (on average 1.463768115942029) internal successors, (101), 70 states have internal predecessors, (101), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 21:24:08,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:08,231 INFO L93 Difference]: Finished difference Result 193 states and 336 transitions. [2024-11-18 21:24:08,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:24:08,234 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 184 [2024-11-18 21:24:08,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:08,244 INFO L225 Difference]: With dead ends: 193 [2024-11-18 21:24:08,245 INFO L226 Difference]: Without dead ends: 96 [2024-11-18 21:24:08,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 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 21:24:08,255 INFO L432 NwaCegarLoop]: 150 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, 150 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 21:24:08,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:24:08,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-18 21:24:08,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-11-18 21:24:08,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 66 states have (on average 1.4242424242424243) internal successors, (94), 66 states have internal predecessors, (94), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 21:24:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 150 transitions. [2024-11-18 21:24:08,315 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 150 transitions. Word has length 184 [2024-11-18 21:24:08,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:08,317 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 150 transitions. [2024-11-18 21:24:08,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 21:24:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2024-11-18 21:24:08,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-18 21:24:08,323 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:08,324 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:08,344 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 21:24:08,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 21:24:08,529 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:08,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:08,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1812438785, now seen corresponding path program 1 times [2024-11-18 21:24:08,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:08,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625825152] [2024-11-18 21:24:08,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:08,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:08,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:08,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625825152] [2024-11-18 21:24:08,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625825152] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:08,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:08,904 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 21:24:08,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130890389] [2024-11-18 21:24:08,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:08,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:24:08,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:08,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:24:08,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:24:08,907 INFO L87 Difference]: Start difference. First operand 96 states and 150 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:08,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:08,989 INFO L93 Difference]: Finished difference Result 266 states and 423 transitions. [2024-11-18 21:24:08,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:24:08,992 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 184 [2024-11-18 21:24:08,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:08,998 INFO L225 Difference]: With dead ends: 266 [2024-11-18 21:24:08,998 INFO L226 Difference]: Without dead ends: 173 [2024-11-18 21:24:08,999 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 21:24:09,001 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 77 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:09,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 275 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:24:09,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-11-18 21:24:09,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 150. [2024-11-18 21:24:09,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 91 states have internal predecessors, (122), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 21:24:09,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 234 transitions. [2024-11-18 21:24:09,043 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 234 transitions. Word has length 184 [2024-11-18 21:24:09,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:09,044 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 234 transitions. [2024-11-18 21:24:09,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:09,044 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 234 transitions. [2024-11-18 21:24:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 21:24:09,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:09,047 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:09,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 21:24:09,048 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:09,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:09,052 INFO L85 PathProgramCache]: Analyzing trace with hash -168400601, now seen corresponding path program 1 times [2024-11-18 21:24:09,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:09,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017063106] [2024-11-18 21:24:09,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:09,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:09,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017063106] [2024-11-18 21:24:09,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017063106] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:09,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:09,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:24:09,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281380263] [2024-11-18 21:24:09,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:09,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:24:09,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:09,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:24:09,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:24:09,361 INFO L87 Difference]: Start difference. First operand 150 states and 234 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:09,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:09,453 INFO L93 Difference]: Finished difference Result 267 states and 423 transitions. [2024-11-18 21:24:09,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:24:09,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2024-11-18 21:24:09,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:09,457 INFO L225 Difference]: With dead ends: 267 [2024-11-18 21:24:09,457 INFO L226 Difference]: Without dead ends: 174 [2024-11-18 21:24:09,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:24:09,459 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 74 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:09,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 412 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:24:09,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-18 21:24:09,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 151. [2024-11-18 21:24:09,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 92 states have (on average 1.3369565217391304) internal successors, (123), 92 states have internal predecessors, (123), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 21:24:09,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2024-11-18 21:24:09,489 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 185 [2024-11-18 21:24:09,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:09,491 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2024-11-18 21:24:09,492 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:09,492 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2024-11-18 21:24:09,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 21:24:09,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:09,498 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:09,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 21:24:09,499 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:09,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:09,499 INFO L85 PathProgramCache]: Analyzing trace with hash 254301225, now seen corresponding path program 1 times [2024-11-18 21:24:09,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:09,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561212014] [2024-11-18 21:24:09,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:09,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:09,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:09,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561212014] [2024-11-18 21:24:09,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561212014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:09,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:09,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:24:09,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283182798] [2024-11-18 21:24:09,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:09,748 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:24:09,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:09,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:24:09,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:24:09,751 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:09,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:09,852 INFO L93 Difference]: Finished difference Result 315 states and 488 transitions. [2024-11-18 21:24:09,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:24:09,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2024-11-18 21:24:09,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:09,856 INFO L225 Difference]: With dead ends: 315 [2024-11-18 21:24:09,857 INFO L226 Difference]: Without dead ends: 222 [2024-11-18 21:24:09,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 21:24:09,859 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 99 mSDsluCounter, 241 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:09,862 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 380 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 21:24:09,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-11-18 21:24:09,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 219. [2024-11-18 21:24:09,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 140 states have (on average 1.35) internal successors, (189), 141 states have internal predecessors, (189), 74 states have call successors, (74), 4 states have call predecessors, (74), 4 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-18 21:24:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 337 transitions. [2024-11-18 21:24:09,903 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 337 transitions. Word has length 185 [2024-11-18 21:24:09,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:09,904 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 337 transitions. [2024-11-18 21:24:09,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:09,905 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 337 transitions. [2024-11-18 21:24:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-18 21:24:09,909 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:09,909 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:09,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 21:24:09,909 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:09,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:09,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1334046677, now seen corresponding path program 1 times [2024-11-18 21:24:09,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:09,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567745205] [2024-11-18 21:24:09,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:09,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:10,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:10,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:10,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567745205] [2024-11-18 21:24:10,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567745205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:10,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:10,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 21:24:10,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609956684] [2024-11-18 21:24:10,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:10,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 21:24:10,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:10,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 21:24:10,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:24:10,392 INFO L87 Difference]: Start difference. First operand 219 states and 337 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:10,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:10,803 INFO L93 Difference]: Finished difference Result 656 states and 1009 transitions. [2024-11-18 21:24:10,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-18 21:24:10,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 185 [2024-11-18 21:24:10,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:10,812 INFO L225 Difference]: With dead ends: 656 [2024-11-18 21:24:10,813 INFO L226 Difference]: Without dead ends: 496 [2024-11-18 21:24:10,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-18 21:24:10,816 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 297 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:10,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 596 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:24:10,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-11-18 21:24:10,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 404. [2024-11-18 21:24:10,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 277 states have (on average 1.4115523465703972) internal successors, (391), 279 states have internal predecessors, (391), 120 states have call successors, (120), 6 states have call predecessors, (120), 6 states have return successors, (120), 118 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-18 21:24:10,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 631 transitions. [2024-11-18 21:24:10,868 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 631 transitions. Word has length 185 [2024-11-18 21:24:10,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:10,869 INFO L471 AbstractCegarLoop]: Abstraction has 404 states and 631 transitions. [2024-11-18 21:24:10,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 631 transitions. [2024-11-18 21:24:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-18 21:24:10,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:10,871 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:10,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 21:24:10,872 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:10,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:10,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1959788942, now seen corresponding path program 1 times [2024-11-18 21:24:10,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:10,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114314312] [2024-11-18 21:24:10,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:10,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:11,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:11,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:11,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114314312] [2024-11-18 21:24:11,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114314312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:11,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:11,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:24:11,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854122533] [2024-11-18 21:24:11,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:11,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:24:11,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:11,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:24:11,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:24:11,244 INFO L87 Difference]: Start difference. First operand 404 states and 631 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:11,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:11,580 INFO L93 Difference]: Finished difference Result 982 states and 1528 transitions. [2024-11-18 21:24:11,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 21:24:11,581 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 186 [2024-11-18 21:24:11,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:11,586 INFO L225 Difference]: With dead ends: 982 [2024-11-18 21:24:11,586 INFO L226 Difference]: Without dead ends: 640 [2024-11-18 21:24:11,587 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:24:11,588 INFO L432 NwaCegarLoop]: 166 mSDtfsCounter, 167 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:11,589 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 396 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:24:11,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-11-18 21:24:11,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 608. [2024-11-18 21:24:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 608 states, 436 states have (on average 1.415137614678899) internal successors, (617), 442 states have internal predecessors, (617), 160 states have call successors, (160), 11 states have call predecessors, (160), 11 states have return successors, (160), 154 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-18 21:24:11,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 937 transitions. [2024-11-18 21:24:11,658 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 937 transitions. Word has length 186 [2024-11-18 21:24:11,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:11,659 INFO L471 AbstractCegarLoop]: Abstraction has 608 states and 937 transitions. [2024-11-18 21:24:11,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:11,659 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 937 transitions. [2024-11-18 21:24:11,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-18 21:24:11,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:11,662 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:11,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 21:24:11,662 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:11,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:11,663 INFO L85 PathProgramCache]: Analyzing trace with hash 342184183, now seen corresponding path program 1 times [2024-11-18 21:24:11,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:11,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350986056] [2024-11-18 21:24:11,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:11,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:11,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:11,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:11,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350986056] [2024-11-18 21:24:11,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350986056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:11,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:11,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 21:24:11,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928890443] [2024-11-18 21:24:11,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:11,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:24:11,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:11,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:24:11,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 21:24:11,853 INFO L87 Difference]: Start difference. First operand 608 states and 937 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:11,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:11,947 INFO L93 Difference]: Finished difference Result 1147 states and 1776 transitions. [2024-11-18 21:24:11,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:24:11,948 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2024-11-18 21:24:11,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:11,956 INFO L225 Difference]: With dead ends: 1147 [2024-11-18 21:24:11,957 INFO L226 Difference]: Without dead ends: 634 [2024-11-18 21:24:11,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 21:24:11,960 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 69 mSDsluCounter, 270 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:11,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 412 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:24:11,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2024-11-18 21:24:12,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 608. [2024-11-18 21:24:12,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 608 states, 436 states have (on average 1.4128440366972477) internal successors, (616), 442 states have internal predecessors, (616), 160 states have call successors, (160), 11 states have call predecessors, (160), 11 states have return successors, (160), 154 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-18 21:24:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 608 states and 936 transitions. [2024-11-18 21:24:12,023 INFO L78 Accepts]: Start accepts. Automaton has 608 states and 936 transitions. Word has length 188 [2024-11-18 21:24:12,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:12,024 INFO L471 AbstractCegarLoop]: Abstraction has 608 states and 936 transitions. [2024-11-18 21:24:12,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:12,024 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 936 transitions. [2024-11-18 21:24:12,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-11-18 21:24:12,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:12,027 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:12,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 21:24:12,027 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:12,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:12,028 INFO L85 PathProgramCache]: Analyzing trace with hash 561038901, now seen corresponding path program 1 times [2024-11-18 21:24:12,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:12,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174020409] [2024-11-18 21:24:12,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:12,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:13,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:13,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:13,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174020409] [2024-11-18 21:24:13,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174020409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:13,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:13,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 21:24:13,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161160868] [2024-11-18 21:24:13,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:13,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 21:24:13,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:13,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 21:24:13,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:24:13,035 INFO L87 Difference]: Start difference. First operand 608 states and 936 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:13,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:13,677 INFO L93 Difference]: Finished difference Result 1298 states and 1975 transitions. [2024-11-18 21:24:13,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 21:24:13,678 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 188 [2024-11-18 21:24:13,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:13,684 INFO L225 Difference]: With dead ends: 1298 [2024-11-18 21:24:13,684 INFO L226 Difference]: Without dead ends: 800 [2024-11-18 21:24:13,686 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-18 21:24:13,687 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 281 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 661 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:13,687 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 661 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:24:13,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-18 21:24:13,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 648. [2024-11-18 21:24:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 475 states have (on average 1.3852631578947368) internal successors, (658), 481 states have internal predecessors, (658), 160 states have call successors, (160), 12 states have call predecessors, (160), 12 states have return successors, (160), 154 states have call predecessors, (160), 160 states have call successors, (160) [2024-11-18 21:24:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 978 transitions. [2024-11-18 21:24:13,762 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 978 transitions. Word has length 188 [2024-11-18 21:24:13,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:13,763 INFO L471 AbstractCegarLoop]: Abstraction has 648 states and 978 transitions. [2024-11-18 21:24:13,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 978 transitions. [2024-11-18 21:24:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-18 21:24:13,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:13,768 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:13,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 21:24:13,768 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:13,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:13,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1739019888, now seen corresponding path program 1 times [2024-11-18 21:24:13,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:13,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246914226] [2024-11-18 21:24:13,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:13,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-18 21:24:14,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:14,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246914226] [2024-11-18 21:24:14,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246914226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:24:14,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472250558] [2024-11-18 21:24:14,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:14,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:24:14,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:24:14,252 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 21:24:14,253 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 21:24:14,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:14,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-18 21:24:14,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:14,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2024-11-18 21:24:14,820 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:24:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-18 21:24:15,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472250558] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 21:24:15,238 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 21:24:15,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-18 21:24:15,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916873051] [2024-11-18 21:24:15,238 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 21:24:15,239 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 21:24:15,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:15,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 21:24:15,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-18 21:24:15,240 INFO L87 Difference]: Start difference. First operand 648 states and 978 transitions. Second operand has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 3 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-18 21:24:15,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:15,760 INFO L93 Difference]: Finished difference Result 1560 states and 2304 transitions. [2024-11-18 21:24:15,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 21:24:15,761 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 3 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 190 [2024-11-18 21:24:15,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:15,767 INFO L225 Difference]: With dead ends: 1560 [2024-11-18 21:24:15,767 INFO L226 Difference]: Without dead ends: 1046 [2024-11-18 21:24:15,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=147, Unknown=0, NotChecked=0, Total=240 [2024-11-18 21:24:15,770 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 411 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 302 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 302 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:15,770 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 355 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 302 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:24:15,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2024-11-18 21:24:15,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 998. [2024-11-18 21:24:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 744 states have (on average 1.3548387096774193) internal successors, (1008), 758 states have internal predecessors, (1008), 224 states have call successors, (224), 29 states have call predecessors, (224), 29 states have return successors, (224), 210 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-18 21:24:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1456 transitions. [2024-11-18 21:24:15,873 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1456 transitions. Word has length 190 [2024-11-18 21:24:15,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:15,873 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1456 transitions. [2024-11-18 21:24:15,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 3 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-18 21:24:15,874 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1456 transitions. [2024-11-18 21:24:15,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-18 21:24:15,876 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:15,876 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:15,894 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 21:24:16,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-18 21:24:16,078 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:16,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:16,078 INFO L85 PathProgramCache]: Analyzing trace with hash -2011022148, now seen corresponding path program 1 times [2024-11-18 21:24:16,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:16,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483546887] [2024-11-18 21:24:16,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:16,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:16,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 21:24:16,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483546887] [2024-11-18 21:24:16,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483546887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:16,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:16,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-18 21:24:16,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415032744] [2024-11-18 21:24:16,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:16,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-18 21:24:16,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 21:24:16,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-18 21:24:16,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-18 21:24:16,481 INFO L87 Difference]: Start difference. First operand 998 states and 1456 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:16,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:16,948 INFO L93 Difference]: Finished difference Result 1918 states and 2779 transitions. [2024-11-18 21:24:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-18 21:24:16,949 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-11-18 21:24:16,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:16,957 INFO L225 Difference]: With dead ends: 1918 [2024-11-18 21:24:16,957 INFO L226 Difference]: Without dead ends: 1154 [2024-11-18 21:24:16,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-18 21:24:16,961 INFO L432 NwaCegarLoop]: 158 mSDtfsCounter, 189 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:16,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 602 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:24:16,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-18 21:24:17,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 998. [2024-11-18 21:24:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 744 states have (on average 1.3521505376344085) internal successors, (1006), 758 states have internal predecessors, (1006), 224 states have call successors, (224), 29 states have call predecessors, (224), 29 states have return successors, (224), 210 states have call predecessors, (224), 224 states have call successors, (224) [2024-11-18 21:24:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1454 transitions. [2024-11-18 21:24:17,089 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1454 transitions. Word has length 190 [2024-11-18 21:24:17,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:17,090 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1454 transitions. [2024-11-18 21:24:17,090 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1454 transitions. [2024-11-18 21:24:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-18 21:24:17,092 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:17,093 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:17,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 21:24:17,093 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:17,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:17,094 INFO L85 PathProgramCache]: Analyzing trace with hash -560017068, now seen corresponding path program 1 times [2024-11-18 21:24:17,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 21:24:17,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589894835] [2024-11-18 21:24:17,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:17,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 21:24:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 21:24:17,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1220955500] [2024-11-18 21:24:17,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:17,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:24:17,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:24:17,177 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 21:24:17,179 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 21:24:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:24:17,317 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 21:24:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 21:24:17,483 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 21:24:17,484 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 21:24:17,485 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 21:24:17,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 21:24:17,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 21:24:17,690 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 21:24:17,832 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 21:24:17,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 09:24:17 BoogieIcfgContainer [2024-11-18 21:24:17,836 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 21:24:17,836 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 21:24:17,836 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 21:24:17,837 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 21:24:17,837 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:07" (3/4) ... [2024-11-18 21:24:17,839 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 21:24:17,840 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 21:24:17,841 INFO L158 Benchmark]: Toolchain (without parser) took 11799.83ms. Allocated memory was 182.5MB in the beginning and 331.4MB in the end (delta: 148.9MB). Free memory was 152.9MB in the beginning and 173.5MB in the end (delta: -20.5MB). Peak memory consumption was 128.0MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,841 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 125.8MB. Free memory was 89.9MB in the beginning and 89.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:24:17,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.84ms. Allocated memory is still 182.5MB. Free memory was 152.9MB in the beginning and 135.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.44ms. Allocated memory is still 182.5MB. Free memory was 135.7MB in the beginning and 130.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,842 INFO L158 Benchmark]: Boogie Preprocessor took 97.86ms. Allocated memory is still 182.5MB. Free memory was 130.0MB in the beginning and 123.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,842 INFO L158 Benchmark]: RCFGBuilder took 722.53ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 92.3MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,843 INFO L158 Benchmark]: TraceAbstraction took 10537.42ms. Allocated memory was 182.5MB in the beginning and 331.4MB in the end (delta: 148.9MB). Free memory was 91.7MB in the beginning and 174.5MB in the end (delta: -82.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-18 21:24:17,843 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 331.4MB. Free memory was 174.5MB in the beginning and 173.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 21:24:17,845 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 125.8MB. Free memory was 89.9MB in the beginning and 89.8MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.84ms. Allocated memory is still 182.5MB. Free memory was 152.9MB in the beginning and 135.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.44ms. Allocated memory is still 182.5MB. Free memory was 135.7MB in the beginning and 130.0MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.86ms. Allocated memory is still 182.5MB. Free memory was 130.0MB in the beginning and 123.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 722.53ms. Allocated memory is still 182.5MB. Free memory was 123.7MB in the beginning and 92.3MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 10537.42ms. Allocated memory was 182.5MB in the beginning and 331.4MB in the end (delta: 148.9MB). Free memory was 91.7MB in the beginning and 174.5MB in the end (delta: -82.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 331.4MB. Free memory was 174.5MB in the beginning and 173.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 190, overapproximation of bitwiseOr at line 74, overapproximation of shiftRight at line 190. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] unsigned short int var_1_8 = 10; [L26] unsigned short int var_1_9 = 0; [L27] unsigned short int var_1_10 = 53946; [L28] unsigned short int var_1_11 = 1; [L29] unsigned long int var_1_12 = 8; [L30] double var_1_13 = 8.25; [L31] signed long int var_1_14 = -256; [L32] double var_1_15 = 0.19999999999999996; [L33] signed long int var_1_16 = -16; [L34] signed char var_1_17 = 1; [L35] signed char var_1_18 = 4; [L36] signed char var_1_19 = 64; [L37] signed long int var_1_20 = 1; [L38] signed long int var_1_21 = 1000000000; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_26 = 0; [L41] unsigned short int var_1_28 = 16; [L42] signed short int var_1_30 = -256; [L43] signed short int var_1_32 = 8; [L44] unsigned short int var_1_33 = 128; [L45] double var_1_34 = 0.25; [L46] signed long int var_1_36 = -32; [L47] unsigned char var_1_38 = 0; [L48] unsigned char var_1_39 = 1; [L49] float var_1_40 = 2.6; [L50] unsigned char var_1_41 = 0; [L51] unsigned char var_1_42 = 0; [L52] unsigned short int last_1_var_1_1 = 100; [L53] unsigned long int last_1_var_1_12 = 8; [L54] double last_1_var_1_13 = 8.25; [L55] signed long int last_1_var_1_16 = -16; VAL [isInitial=0, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_12 = var_1_12 [L186] last_1_var_1_13 = var_1_13 [L187] last_1_var_1_16 = var_1_16 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L197] RET updateLastVariables() [L198] CALL updateVariables() [L140] var_1_6 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L141] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L142] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=0, var_1_8=10, var_1_9=0] [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_8=10, var_1_9=0] [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_8=10, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=10, var_1_9=0] [L146] var_1_8 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_9=0] [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L148] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=0] [L149] var_1_9 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0] [L150] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0] [L151] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L151] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L152] var_1_10 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L153] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L154] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L154] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L155] var_1_11 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L156] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L157] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L157] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L158] var_1_14 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L159] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L160] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L160] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L161] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L161] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L164] var_1_18 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L166] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L166] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L167] var_1_19 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_19 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L168] RET assume_abort_if_not(var_1_19 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L169] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L169] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L170] var_1_21 = __VERIFIER_nondet_long() [L171] CALL assume_abort_if_not(var_1_21 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L171] RET assume_abort_if_not(var_1_21 >= 536870911) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L172] CALL assume_abort_if_not(var_1_21 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L172] RET assume_abort_if_not(var_1_21 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L174] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L175] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L175] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L177] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L178] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L178] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L179] var_1_42 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L180] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L181] CALL assume_abort_if_not(var_1_42 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L181] RET assume_abort_if_not(var_1_42 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L198] RET updateVariables() [L199] CALL step() [L59] COND FALSE !((var_1_20 + var_1_20) > 16) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L62] COND TRUE (~ var_1_20) <= var_1_18 [L63] var_1_23 = var_1_18 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L68] var_1_28 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L69] COND TRUE var_1_16 < 2 [L70] var_1_30 = (((((((((var_1_26) > (var_1_19)) ? (var_1_26) : (var_1_19)))) > (var_1_12)) ? (((((var_1_26) > (var_1_19)) ? (var_1_26) : (var_1_19)))) : (var_1_12))) + var_1_19) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L74] EXPR var_1_11 | var_1_20 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L74] COND FALSE !((~ (var_1_11 | var_1_20)) >= (~ (~ 32))) [L77] EXPR var_1_19 >> var_1_18 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L77] COND FALSE !((var_1_19 >> var_1_18) <= var_1_18) [L82] COND FALSE !(var_1_12 >= var_1_11) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L87] COND FALSE !(((var_1_8 - var_1_19) > var_1_8) && var_1_6) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L90] var_1_38 = var_1_39 [L91] var_1_40 = var_1_15 [L92] var_1_41 = var_1_42 [L93] unsigned char stepLocal_0 = last_1_var_1_13 >= last_1_var_1_13; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_0=0, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L94] COND FALSE !((last_1_var_1_12 == last_1_var_1_1) && stepLocal_0) [L105] var_1_1 = var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L107] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=1, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L107] COND FALSE !((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) [L112] var_1_17 = (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1))))) [L113] unsigned long int stepLocal_4 = var_1_12; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=1, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L114] COND TRUE \read(var_1_6) [L115] var_1_20 = ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L123] unsigned char stepLocal_3 = var_1_6; [L124] unsigned char stepLocal_2 = var_1_6; VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_2=1, stepLocal_3=1, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=-16, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L125] COND FALSE !(stepLocal_2 && (var_1_9 < (var_1_10 + var_1_20))) [L130] var_1_16 = var_1_8 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L132] signed long int stepLocal_1 = ((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14); VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_1=32768, stepLocal_3=1, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=33/4, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L133] COND TRUE stepLocal_1 >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8))) [L134] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, stepLocal_3=1, stepLocal_4=8, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L190] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L190-L191] return (((((((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1)) && (((((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14)) >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_15)))) && ((var_1_6 && (var_1_9 < (var_1_10 + var_1_20))) ? ((var_1_7 && var_1_6) ? (var_1_16 == ((signed long int) var_1_10)) : 1) : (var_1_16 == ((signed long int) var_1_8)))) && (var_1_17 == ((signed char) (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1)))))))) && (var_1_6 ? (var_1_20 == ((signed long int) ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10))) : (((~ var_1_19) == var_1_12) ? (var_1_20 == ((signed long int) var_1_1)) : (var_1_20 == ((signed long int) var_1_10)))) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=-32769, var_1_12=8, var_1_13=2, var_1_14=-2, var_1_15=2, var_1_16=0, var_1_17=4, var_1_18=0, var_1_19=63, var_1_1=32767, var_1_20=-536805377, var_1_21=536870911, var_1_23=0, var_1_26=0, var_1_28=32767, var_1_30=126, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=1, var_1_7=1, var_1_8=0, var_1_9=-65535] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.3s, OverallIterations: 11, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1680 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1664 mSDsluCounter, 4239 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2787 mSDsCounter, 478 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1296 IncrementalHoareTripleChecker+Invalid, 1774 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 478 mSolverCounterUnsat, 1452 mSDtfsCounter, 1296 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 646 GetRequests, 594 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=998occurred in iteration=9, InterpolantAutomatonStates: 56, 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, 10 MinimizatonAttempts, 555 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 2621 NumberOfCodeBlocks, 2621 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2416 ConstructedInterpolants, 0 QuantifiedInterpolants, 8003 SizeOfPredicates, 1 NumberOfNonLiveVariables, 897 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 19431/19656 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 21:24:17,891 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.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 c579f29dd297151eeefedc3486049e913885e258239c3282b0f6f33e5cae0f92 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 21:24:20,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 21:24:20,352 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 21:24:20,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 21:24:20,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 21:24:20,386 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 21:24:20,388 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 21:24:20,388 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 21:24:20,389 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 21:24:20,390 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 21:24:20,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 21:24:20,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 21:24:20,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 21:24:20,393 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 21:24:20,393 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 21:24:20,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 21:24:20,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 21:24:20,394 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 21:24:20,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 21:24:20,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 21:24:20,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 21:24:20,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 21:24:20,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 21:24:20,400 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 21:24:20,400 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 21:24:20,400 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 21:24:20,400 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 21:24:20,401 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 21:24:20,401 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 21:24:20,401 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 21:24:20,401 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 21:24:20,401 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 21:24:20,402 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 21:24:20,402 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 21:24:20,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:24:20,404 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 21:24:20,404 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 21:24:20,404 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 21:24:20,405 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 21:24:20,405 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 21:24:20,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 21:24:20,406 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 21:24:20,406 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 21:24:20,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 21:24:20,407 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c579f29dd297151eeefedc3486049e913885e258239c3282b0f6f33e5cae0f92 [2024-11-18 21:24:20,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 21:24:20,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 21:24:20,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 21:24:20,798 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 21:24:20,799 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 21:24:20,800 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:22,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 21:24:22,580 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 21:24:22,581 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:22,591 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ead7a7d9b/6d0683cf34d64a83b6769cc45ccaa2af/FLAG16fed71f4 [2024-11-18 21:24:22,611 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ead7a7d9b/6d0683cf34d64a83b6769cc45ccaa2af [2024-11-18 21:24:22,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 21:24:22,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 21:24:22,616 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 21:24:22,616 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 21:24:22,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 21:24:22,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:22" (1/1) ... [2024-11-18 21:24:22,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ebafe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:22, skipping insertion in model container [2024-11-18 21:24:22,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:24:22" (1/1) ... [2024-11-18 21:24:22,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 21:24:22,868 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-ci_file-92.i[919,932] [2024-11-18 21:24:22,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:24:22,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 21:24:22,989 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-ci_file-92.i[919,932] [2024-11-18 21:24:23,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 21:24:23,066 INFO L204 MainTranslator]: Completed translation [2024-11-18 21:24:23,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23 WrapperNode [2024-11-18 21:24:23,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 21:24:23,068 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 21:24:23,068 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 21:24:23,068 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 21:24:23,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,136 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2024-11-18 21:24:23,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 21:24:23,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 21:24:23,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 21:24:23,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 21:24:23,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,163 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,186 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-18 21:24:23,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,217 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,223 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 21:24:23,231 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 21:24:23,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 21:24:23,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 21:24:23,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (1/1) ... [2024-11-18 21:24:23,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 21:24:23,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 21:24:23,269 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 21:24:23,278 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 21:24:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 21:24:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 21:24:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 21:24:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 21:24:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 21:24:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 21:24:23,444 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 21:24:23,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 21:24:24,019 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-18 21:24:24,020 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 21:24:24,041 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 21:24:24,042 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 21:24:24,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:24 BoogieIcfgContainer [2024-11-18 21:24:24,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 21:24:24,045 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 21:24:24,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 21:24:24,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 21:24:24,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:24:22" (1/3) ... [2024-11-18 21:24:24,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0eaf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:24:24, skipping insertion in model container [2024-11-18 21:24:24,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:24:23" (2/3) ... [2024-11-18 21:24:24,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d0eaf77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:24:24, skipping insertion in model container [2024-11-18 21:24:24,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:24:24" (3/3) ... [2024-11-18 21:24:24,054 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-92.i [2024-11-18 21:24:24,071 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 21:24:24,080 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 21:24:24,168 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 21:24:24,177 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;@7ca8bce6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 21:24:24,178 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 21:24:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 21:24:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-18 21:24:24,205 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:24,206 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:24,206 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:24,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:24,213 INFO L85 PathProgramCache]: Analyzing trace with hash 985355664, now seen corresponding path program 1 times [2024-11-18 21:24:24,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:24:24,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160176716] [2024-11-18 21:24:24,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:24,232 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 21:24:24,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:24:24,236 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 21:24:24,237 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 21:24:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:24,578 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 21:24:24,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:24,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-18 21:24:24,661 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:24:24,662 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:24:24,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160176716] [2024-11-18 21:24:24,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160176716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:24,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:24,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:24:24,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370473603] [2024-11-18 21:24:24,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:24,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 21:24:24,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:24:24,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 21:24:24,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 21:24:24,700 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 55 states have internal predecessors, (78), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 21:24:24,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:24,740 INFO L93 Difference]: Finished difference Result 163 states and 290 transitions. [2024-11-18 21:24:24,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 21:24:24,742 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2024-11-18 21:24:24,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:24,750 INFO L225 Difference]: With dead ends: 163 [2024-11-18 21:24:24,751 INFO L226 Difference]: Without dead ends: 81 [2024-11-18 21:24:24,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 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 21:24:24,760 INFO L432 NwaCegarLoop]: 126 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, 126 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 21:24:24,761 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:24:24,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-18 21:24:24,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-18 21:24:24,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 51 states have (on average 1.3725490196078431) internal successors, (70), 51 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-18 21:24:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 126 transitions. [2024-11-18 21:24:24,816 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 126 transitions. Word has length 179 [2024-11-18 21:24:24,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:24,817 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 126 transitions. [2024-11-18 21:24:24,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-18 21:24:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2024-11-18 21:24:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-18 21:24:24,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:24,824 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:24,835 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 21:24:25,028 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 21:24:25,029 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:25,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:25,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1345954612, now seen corresponding path program 1 times [2024-11-18 21:24:25,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:24:25,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775044019] [2024-11-18 21:24:25,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:25,031 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 21:24:25,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:24:25,035 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 21:24:25,037 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 21:24:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:25,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 21:24:25,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:25,702 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:24:25,702 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:24:25,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1775044019] [2024-11-18 21:24:25,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1775044019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:25,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 21:24:25,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 21:24:25,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105471171] [2024-11-18 21:24:25,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:25,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 21:24:25,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:24:25,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 21:24:25,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 21:24:25,708 INFO L87 Difference]: Start difference. First operand 81 states and 126 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:25,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:25,790 INFO L93 Difference]: Finished difference Result 226 states and 358 transitions. [2024-11-18 21:24:25,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 21:24:25,791 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2024-11-18 21:24:25,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:25,794 INFO L225 Difference]: With dead ends: 226 [2024-11-18 21:24:25,794 INFO L226 Difference]: Without dead ends: 148 [2024-11-18 21:24:25,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 177 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 21:24:25,796 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 29 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:25,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 233 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 21:24:25,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-18 21:24:25,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 134. [2024-11-18 21:24:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 75 states have (on average 1.28) internal successors, (96), 75 states have internal predecessors, (96), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 21:24:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 208 transitions. [2024-11-18 21:24:25,834 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 208 transitions. Word has length 179 [2024-11-18 21:24:25,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:25,835 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 208 transitions. [2024-11-18 21:24:25,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:25,836 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 208 transitions. [2024-11-18 21:24:25,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-18 21:24:25,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:25,841 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:25,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 21:24:26,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 21:24:26,042 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:26,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:26,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1769346158, now seen corresponding path program 1 times [2024-11-18 21:24:26,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:24:26,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215712611] [2024-11-18 21:24:26,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:26,044 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 21:24:26,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:24:26,047 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:24:26,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 21:24:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:26,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 21:24:26,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2024-11-18 21:24:26,444 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:24:26,538 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:24:26,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215712611] [2024-11-18 21:24:26,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215712611] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:24:26,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1548333603] [2024-11-18 21:24:26,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:26,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 21:24:26,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 21:24:26,542 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 21:24:26,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-18 21:24:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:27,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 21:24:27,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-18 21:24:27,525 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 21:24:27,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1548333603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 21:24:27,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 21:24:27,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2024-11-18 21:24:27,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994369682] [2024-11-18 21:24:27,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 21:24:27,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 21:24:27,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:24:27,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 21:24:27,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-18 21:24:27,531 INFO L87 Difference]: Start difference. First operand 134 states and 208 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:27,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:27,931 INFO L93 Difference]: Finished difference Result 300 states and 465 transitions. [2024-11-18 21:24:27,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 21:24:27,934 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2024-11-18 21:24:27,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:27,937 INFO L225 Difference]: With dead ends: 300 [2024-11-18 21:24:27,937 INFO L226 Difference]: Without dead ends: 221 [2024-11-18 21:24:27,938 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 375 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-18 21:24:27,939 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 101 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:27,940 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 364 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 21:24:27,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-18 21:24:27,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 210. [2024-11-18 21:24:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 122 states have (on average 1.3032786885245902) internal successors, (159), 122 states have internal predecessors, (159), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-18 21:24:27,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 327 transitions. [2024-11-18 21:24:27,986 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 327 transitions. Word has length 180 [2024-11-18 21:24:27,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:27,987 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 327 transitions. [2024-11-18 21:24:27,987 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-18 21:24:27,987 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 327 transitions. [2024-11-18 21:24:27,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-18 21:24:27,994 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:27,994 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:28,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-18 21:24:28,201 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-18 21:24:28,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-18 21:24:28,396 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:28,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:28,397 INFO L85 PathProgramCache]: Analyzing trace with hash -238027127, now seen corresponding path program 1 times [2024-11-18 21:24:28,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:24:28,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316851023] [2024-11-18 21:24:28,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:28,398 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 21:24:28,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:24:28,403 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 21:24:28,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-18 21:24:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:28,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 21:24:28,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:28,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 711 proven. 27 refuted. 0 times theorem prover too weak. 774 trivial. 0 not checked. [2024-11-18 21:24:28,765 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:24:28,837 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 21:24:28,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316851023] [2024-11-18 21:24:28,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316851023] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:24:28,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [674948995] [2024-11-18 21:24:28,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:28,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-18 21:24:28,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-18 21:24:28,844 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-18 21:24:28,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-18 21:24:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:29,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-18 21:24:29,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 21:24:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 814 proven. 57 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-18 21:24:30,120 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 21:24:30,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [674948995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 21:24:30,223 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 21:24:30,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9] total 9 [2024-11-18 21:24:30,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629356256] [2024-11-18 21:24:30,223 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 21:24:30,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 21:24:30,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 21:24:30,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 21:24:30,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-18 21:24:30,225 INFO L87 Difference]: Start difference. First operand 210 states and 327 transitions. Second operand has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (39), 4 states have call predecessors, (39), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-18 21:24:30,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 21:24:30,688 INFO L93 Difference]: Finished difference Result 394 states and 594 transitions. [2024-11-18 21:24:30,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-18 21:24:30,689 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (39), 4 states have call predecessors, (39), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 181 [2024-11-18 21:24:30,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 21:24:30,694 INFO L225 Difference]: With dead ends: 394 [2024-11-18 21:24:30,694 INFO L226 Difference]: Without dead ends: 240 [2024-11-18 21:24:30,695 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 399 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2024-11-18 21:24:30,697 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 74 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 267 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 287 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 21:24:30,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 241 Invalid, 287 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 21:24:30,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-18 21:24:30,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 234. [2024-11-18 21:24:30,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 140 states have (on average 1.25) internal successors, (175), 140 states have internal predecessors, (175), 84 states have call successors, (84), 9 states have call predecessors, (84), 9 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2024-11-18 21:24:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 343 transitions. [2024-11-18 21:24:30,749 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 343 transitions. Word has length 181 [2024-11-18 21:24:30,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 21:24:30,750 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 343 transitions. [2024-11-18 21:24:30,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 4 states have call successors, (39), 4 states have call predecessors, (39), 6 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-11-18 21:24:30,750 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 343 transitions. [2024-11-18 21:24:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-18 21:24:30,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 21:24:30,755 INFO L215 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:24:30,765 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-18 21:24:30,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-18 21:24:31,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,6 /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 21:24:31,156 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 21:24:31,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 21:24:31,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1517890805, now seen corresponding path program 1 times [2024-11-18 21:24:31,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 21:24:31,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [86674289] [2024-11-18 21:24:31,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 21:24:31,158 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 21:24:31,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 21:24:31,161 INFO L229 MonitoredProcess]: Starting monitored process 8 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 21:24:31,162 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 (8)] Waiting until timeout for monitored process [2024-11-18 21:24:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 21:24:31,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-18 21:24:31,446 INFO L278 TraceCheckSpWp]: Computing forward predicates...