./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.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 87aa6284001000127ffff60955d3595ebbaf08c4128694568aa6ccb28056a837 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 04:07:34,308 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 04:07:34,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-20 04:07:34,395 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 04:07:34,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 04:07:34,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 04:07:34,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 04:07:34,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 04:07:34,428 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 04:07:34,429 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 04:07:34,429 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 04:07:34,429 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 04:07:34,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 04:07:34,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 04:07:34,431 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 04:07:34,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 04:07:34,432 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 04:07:34,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 04:07:34,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 04:07:34,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 04:07:34,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 04:07:34,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 04:07:34,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 04:07:34,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 04:07:34,438 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 04:07:34,439 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 04:07:34,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 04:07:34,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 04:07:34,439 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 04:07:34,440 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 04:07:34,440 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 04:07:34,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 04:07:34,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 04:07:34,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 04:07:34,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 04:07:34,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 04:07:34,442 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 04:07:34,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 04:07:34,442 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 04:07:34,442 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 04:07:34,443 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 04:07:34,443 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 04:07:34,443 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87aa6284001000127ffff60955d3595ebbaf08c4128694568aa6ccb28056a837 [2024-11-20 04:07:34,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 04:07:34,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 04:07:34,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 04:07:34,755 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 04:07:34,756 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 04:07:34,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:07:36,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 04:07:36,577 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 04:07:36,577 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:07:36,589 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa0e7e068/549a48863f2d4c6baf560e87a581b99c/FLAGd9d609b0b [2024-11-20 04:07:36,606 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa0e7e068/549a48863f2d4c6baf560e87a581b99c [2024-11-20 04:07:36,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 04:07:36,611 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 04:07:36,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 04:07:36,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 04:07:36,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 04:07:36,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:07:36" (1/1) ... [2024-11-20 04:07:36,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24a53f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:36, skipping insertion in model container [2024-11-20 04:07:36,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:07:36" (1/1) ... [2024-11-20 04:07:36,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 04:07:36,905 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-pe-ci_file-82.i[919,932] [2024-11-20 04:07:37,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 04:07:37,015 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 04:07:37,029 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-pe-ci_file-82.i[919,932] [2024-11-20 04:07:37,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 04:07:37,086 INFO L204 MainTranslator]: Completed translation [2024-11-20 04:07:37,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37 WrapperNode [2024-11-20 04:07:37,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 04:07:37,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 04:07:37,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 04:07:37,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 04:07:37,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,153 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 190 [2024-11-20 04:07:37,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 04:07:37,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 04:07:37,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 04:07:37,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 04:07:37,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,167 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,170 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,185 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]. [2024-11-20 04:07:37,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,205 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 04:07:37,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 04:07:37,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 04:07:37,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 04:07:37,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (1/1) ... [2024-11-20 04:07:37,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 04:07:37,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 04:07:37,260 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) [2024-11-20 04:07:37,269 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 [2024-11-20 04:07:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 04:07:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 04:07:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 04:07:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-20 04:07:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 04:07:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 04:07:37,426 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 04:07:37,428 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 04:07:37,804 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-20 04:07:37,805 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 04:07:37,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 04:07:37,820 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 04:07:37,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:07:37 BoogieIcfgContainer [2024-11-20 04:07:37,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 04:07:37,823 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 04:07:37,823 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 04:07:37,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 04:07:37,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:07:36" (1/3) ... [2024-11-20 04:07:37,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294aa4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:07:37, skipping insertion in model container [2024-11-20 04:07:37,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:37" (2/3) ... [2024-11-20 04:07:37,828 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@294aa4a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:07:37, skipping insertion in model container [2024-11-20 04:07:37,828 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:07:37" (3/3) ... [2024-11-20 04:07:37,830 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:07:37,847 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 04:07:37,848 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 04:07:37,938 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 04:07:37,944 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;@3c0450f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 04:07:37,944 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 04:07:37,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-20 04:07:37,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-20 04:07:37,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:07:37,965 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:07:37,966 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:07:37,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:07:37,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1741658516, now seen corresponding path program 1 times [2024-11-20 04:07:37,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 04:07:37,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883142221] [2024-11-20 04:07:37,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:37,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 04:07:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 04:07:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 04:07:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 04:07:38,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 04:07:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 04:07:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 04:07:38,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 04:07:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 04:07:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 04:07:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 04:07:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 04:07:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 04:07:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 04:07:38,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 04:07:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 04:07:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 04:07:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 04:07:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 04:07:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 04:07:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 04:07:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 04:07:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 04:07:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-20 04:07:38,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 04:07:38,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883142221] [2024-11-20 04:07:38,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883142221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 04:07:38,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 04:07:38,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 04:07:38,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170467078] [2024-11-20 04:07:38,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 04:07:38,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 04:07:38,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 04:07:38,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 04:07:38,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 04:07:38,598 INFO L87 Difference]: Start difference. First operand has 81 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-20 04:07:38,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 04:07:38,629 INFO L93 Difference]: Finished difference Result 155 states and 268 transitions. [2024-11-20 04:07:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 04:07:38,632 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 147 [2024-11-20 04:07:38,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 04:07:38,641 INFO L225 Difference]: With dead ends: 155 [2024-11-20 04:07:38,642 INFO L226 Difference]: Without dead ends: 77 [2024-11-20 04:07:38,646 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 04:07:38,651 INFO L432 NwaCegarLoop]: 119 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, 119 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 [2024-11-20 04:07:38,652 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 04:07:38,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-20 04:07:38,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2024-11-20 04:07:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-20 04:07:38,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2024-11-20 04:07:38,714 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 147 [2024-11-20 04:07:38,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 04:07:38,715 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2024-11-20 04:07:38,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-20 04:07:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2024-11-20 04:07:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-20 04:07:38,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:07:38,723 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:07:38,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 04:07:38,724 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:07:38,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:07:38,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1982486948, now seen corresponding path program 1 times [2024-11-20 04:07:38,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 04:07:38,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432998182] [2024-11-20 04:07:38,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:38,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 04:07:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 04:07:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 04:07:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 04:07:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 04:07:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 04:07:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 04:07:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 04:07:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 04:07:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 04:07:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 04:07:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 04:07:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 04:07:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 04:07:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 04:07:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 04:07:39,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 04:07:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 04:07:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 04:07:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 04:07:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 04:07:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 04:07:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 04:07:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-20 04:07:39,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 04:07:39,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432998182] [2024-11-20 04:07:39,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432998182] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 04:07:39,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316815448] [2024-11-20 04:07:39,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:39,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 04:07:39,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 04:07:39,521 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) [2024-11-20 04:07:39,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 04:07:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:39,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-20 04:07:39,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:07:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-20 04:07:40,090 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 04:07:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-20 04:07:40,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316815448] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 04:07:40,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 04:07:40,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-20 04:07:40,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373161101] [2024-11-20 04:07:40,362 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 04:07:40,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 04:07:40,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 04:07:40,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 04:07:40,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-20 04:07:40,369 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-20 04:07:40,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 04:07:40,630 INFO L93 Difference]: Finished difference Result 167 states and 254 transitions. [2024-11-20 04:07:40,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 04:07:40,631 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 147 [2024-11-20 04:07:40,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 04:07:40,634 INFO L225 Difference]: With dead ends: 167 [2024-11-20 04:07:40,634 INFO L226 Difference]: Without dead ends: 93 [2024-11-20 04:07:40,635 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-20 04:07:40,636 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 54 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-20 04:07:40,637 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 265 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-20 04:07:40,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-20 04:07:40,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 90. [2024-11-20 04:07:40,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 61 states have (on average 1.3442622950819672) internal successors, (82), 62 states have internal predecessors, (82), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-20 04:07:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 134 transitions. [2024-11-20 04:07:40,654 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 134 transitions. Word has length 147 [2024-11-20 04:07:40,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 04:07:40,655 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 134 transitions. [2024-11-20 04:07:40,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-20 04:07:40,656 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2024-11-20 04:07:40,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-20 04:07:40,660 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:07:40,660 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:07:40,673 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-20 04:07:40,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 04:07:40,865 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:07:40,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:07:40,866 INFO L85 PathProgramCache]: Analyzing trace with hash -83838167, now seen corresponding path program 1 times [2024-11-20 04:07:40,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 04:07:40,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036668229] [2024-11-20 04:07:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:40,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 04:07:40,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-20 04:07:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-20 04:07:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-20 04:07:41,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-20 04:07:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-20 04:07:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-20 04:07:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-20 04:07:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-20 04:07:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-20 04:07:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-20 04:07:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-20 04:07:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-20 04:07:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-20 04:07:41,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-20 04:07:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-20 04:07:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-20 04:07:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-20 04:07:41,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-20 04:07:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-20 04:07:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-20 04:07:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-20 04:07:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-20 04:07:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-20 04:07:41,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 04:07:41,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036668229] [2024-11-20 04:07:41,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036668229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 04:07:41,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415075288] [2024-11-20 04:07:41,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:41,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 04:07:41,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 04:07:41,240 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) [2024-11-20 04:07:41,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-20 04:07:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:07:41,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-20 04:07:41,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:07:41,627 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 393 proven. 45 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2024-11-20 04:07:41,627 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 04:07:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-20 04:07:41,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415075288] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 04:07:41,860 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-20 04:07:41,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-20 04:07:41,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675786348] [2024-11-20 04:07:41,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-20 04:07:41,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 04:07:41,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 04:07:41,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 04:07:41,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-20 04:07:41,863 INFO L87 Difference]: Start difference. First operand 90 states and 134 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-20 04:07:42,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 04:07:42,068 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2024-11-20 04:07:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 04:07:42,069 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 148 [2024-11-20 04:07:42,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 04:07:42,073 INFO L225 Difference]: With dead ends: 174 [2024-11-20 04:07:42,073 INFO L226 Difference]: Without dead ends: 96 [2024-11-20 04:07:42,074 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 336 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-20 04:07:42,075 INFO L432 NwaCegarLoop]: 89 mSDtfsCounter, 97 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 04:07:42,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 220 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 04:07:42,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-11-20 04:07:42,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2024-11-20 04:07:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 64 states have (on average 1.296875) internal successors, (83), 65 states have internal predecessors, (83), 26 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-20 04:07:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 135 transitions. [2024-11-20 04:07:42,102 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 135 transitions. Word has length 148 [2024-11-20 04:07:42,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 04:07:42,103 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 135 transitions. [2024-11-20 04:07:42,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-11-20 04:07:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2024-11-20 04:07:42,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-20 04:07:42,106 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:07:42,106 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:07:42,115 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-20 04:07:42,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-20 04:07:42,307 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:07:42,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:07:42,307 INFO L85 PathProgramCache]: Analyzing trace with hash -141096469, now seen corresponding path program 1 times [2024-11-20 04:07:42,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 04:07:42,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057552680] [2024-11-20 04:07:42,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:07:42,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 04:07:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 04:07:42,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 04:07:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 04:07:42,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 04:07:42,532 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-20 04:07:42,533 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-20 04:07:42,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-20 04:07:42,539 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-20 04:07:42,667 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-20 04:07:42,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:07:42 BoogieIcfgContainer [2024-11-20 04:07:42,671 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-20 04:07:42,671 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 04:07:42,671 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 04:07:42,671 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 04:07:42,672 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:07:37" (3/4) ... [2024-11-20 04:07:42,674 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-20 04:07:42,675 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 04:07:42,675 INFO L158 Benchmark]: Toolchain (without parser) took 6064.42ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 97.5MB in the beginning and 113.0MB in the end (delta: -15.5MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,675 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 04:07:42,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.75ms. Allocated memory is still 165.7MB. Free memory was 97.2MB in the beginning and 128.8MB in the end (delta: -31.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.91ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 125.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,676 INFO L158 Benchmark]: Boogie Preprocessor took 59.24ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 121.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,677 INFO L158 Benchmark]: RCFGBuilder took 606.28ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 99.4MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,677 INFO L158 Benchmark]: TraceAbstraction took 4847.90ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 98.8MB in the beginning and 114.0MB in the end (delta: -15.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,677 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 207.6MB. Free memory was 114.0MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 04:07:42,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 109.1MB. Free memory is still 71.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.75ms. Allocated memory is still 165.7MB. Free memory was 97.2MB in the beginning and 128.8MB in the end (delta: -31.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.91ms. Allocated memory is still 165.7MB. Free memory was 128.8MB in the beginning and 125.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.24ms. Allocated memory is still 165.7MB. Free memory was 125.2MB in the beginning and 121.8MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 606.28ms. Allocated memory is still 165.7MB. Free memory was 121.8MB in the beginning and 99.4MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 4847.90ms. Allocated memory was 165.7MB in the beginning and 207.6MB in the end (delta: 41.9MB). Free memory was 98.8MB in the beginning and 114.0MB in the end (delta: -15.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 207.6MB. Free memory was 114.0MB in the beginning and 113.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 117, overapproximation of someUnaryDOUBLEoperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 177. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] double var_1_4 = 5.5; [L24] float var_1_5 = 49.2; [L25] double var_1_7 = 49.5; [L26] double var_1_8 = 999999999999.4; [L27] double var_1_9 = 255.3; [L28] unsigned char var_1_10 = 1; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_13 = 1; [L31] signed long int var_1_14 = -16; [L32] signed long int var_1_15 = 25; [L33] signed long int var_1_16 = -8; [L34] signed long int var_1_17 = 1000000000; [L35] signed long int var_1_18 = 256; [L36] signed long int var_1_19 = 25; [L37] signed long int var_1_20 = 4; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 50; [L41] double var_1_24 = 1000000000.5; [L42] unsigned char var_1_26 = 10; [L43] unsigned char var_1_27 = 10; [L44] float var_1_28 = 15.5; [L45] double var_1_36 = 63.2; [L46] signed long int var_1_37 = 16; [L47] float var_1_38 = 128.5; [L48] double var_1_40 = 255.8; [L49] unsigned long int var_1_41 = 10; [L50] double last_1_var_1_7 = 49.5; [L51] signed long int last_1_var_1_14 = -16; [L52] signed long int last_1_var_1_23 = 50; VAL [isInitial=0, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=11/2, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_7 = var_1_7 [L173] last_1_var_1_14 = var_1_14 [L174] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=11/2, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_4 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L136] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L137] var_1_5 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L138] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L139] var_1_8 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L140] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L141] var_1_9 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L142] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L143] var_1_11 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L144] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L145] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L145] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L146] var_1_13 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L147] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L149] var_1_15 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L150] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L152] var_1_17 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L153] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L155] var_1_18 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L156] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L158] var_1_19 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L159] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L161] var_1_20 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L162] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L164] var_1_22 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L165] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L185] RET updateVariables() [L186] CALL step() [L56] var_1_23 = last_1_var_1_14 [L57] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-8, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L58] COND TRUE var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9)))) [L59] var_1_16 = ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L65] signed long int stepLocal_0 = var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_0=-16, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_1=54/5, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L66] COND TRUE stepLocal_0 == var_1_16 [L67] var_1_1 = (var_1_4 - 4.531) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L75] signed long int stepLocal_1 = (50 / -10) + var_1_23; VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, stepLocal_1=-21, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L76] COND FALSE !(stepLocal_1 >= var_1_16) [L83] var_1_21 = var_1_11 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L85] var_1_10 = (var_1_11 && (var_1_21 || var_1_13)) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L86] COND FALSE !(var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) [L93] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=2000000001/2, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10] [L95] var_1_24 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=10, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L96] COND TRUE var_1_4 <= var_1_5 [L97] var_1_26 = ((((var_1_27) < (((((128) < 0 ) ? -(128) : (128))))) ? (var_1_27) : (((((128) < 0 ) ? -(128) : (128)))))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L99] COND TRUE \read(var_1_11) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L100] COND FALSE !(((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= var_1_4) [L107] var_1_28 = var_1_4 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L110] var_1_36 = 63.5 VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L111] COND TRUE var_1_27 != var_1_17 [L112] var_1_37 = (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L116] COND TRUE (var_1_5 * var_1_4) != var_1_4 [L117] var_1_38 = (var_1_4 - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1279/5, var_1_41=10, var_1_4=1000000000004] [L119] COND TRUE \read(var_1_13) [L120] var_1_40 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L124] COND FALSE !(var_1_9 != ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L186] RET step() [L187] CALL, EXPR property() [L177-L178] return (((((((var_1_23 == var_1_16) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_7) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_21 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_16)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_16)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= last_1_var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_23) >= var_1_16) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) last_1_var_1_14)) ; VAL [\result=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=-255, var_1_13=1, var_1_14=-16, var_1_15=1073741823, var_1_16=-16, var_1_17=536870911, var_1_18=536870911, var_1_19=116, var_1_20=0, var_1_21=-255, var_1_22=1, var_1_23=-16, var_1_24=1000000000004, var_1_26=128, var_1_27=128, var_1_28=1000000000004, var_1_36=127/2, var_1_37=112, var_1_40=1000000000004, var_1_41=10, var_1_4=1000000000004] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 4, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 161 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 604 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 295 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 310 IncrementalHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 309 mSDtfsCounter, 310 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 756 GetRequests, 738 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=94occurred in iteration=3, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 885 NumberOfCodeBlocks, 885 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1025 ConstructedInterpolants, 0 QuantifiedInterpolants, 2517 SizeOfPredicates, 0 NumberOfNonLiveVariables, 722 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 6180/6468 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 [2024-11-20 04:07:42,705 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/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.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 87aa6284001000127ffff60955d3595ebbaf08c4128694568aa6ccb28056a837 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 04:07:45,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 04:07:45,113 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-20 04:07:45,118 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 04:07:45,119 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 04:07:45,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 04:07:45,152 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 04:07:45,153 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 04:07:45,153 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 04:07:45,154 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 04:07:45,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 04:07:45,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 04:07:45,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 04:07:45,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 04:07:45,157 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 04:07:45,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 04:07:45,158 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 04:07:45,159 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-20 04:07:45,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-20 04:07:45,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 04:07:45,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 04:07:45,160 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 04:07:45,160 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 04:07:45,160 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-20 04:07:45,161 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-20 04:07:45,161 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 04:07:45,161 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-20 04:07:45,162 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-20 04:07:45,162 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 04:07:45,162 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 04:07:45,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 04:07:45,163 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 04:07:45,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 04:07:45,164 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 04:07:45,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 04:07:45,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 04:07:45,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 04:07:45,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 04:07:45,165 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-20 04:07:45,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-20 04:07:45,165 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 04:07:45,166 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 04:07:45,166 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 04:07:45,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 04:07:45,166 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87aa6284001000127ffff60955d3595ebbaf08c4128694568aa6ccb28056a837 [2024-11-20 04:07:45,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 04:07:45,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 04:07:45,535 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 04:07:45,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 04:07:45,536 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 04:07:45,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:07:47,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 04:07:47,057 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-20 04:07:47,291 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 04:07:47,292 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:07:47,302 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50404dd86/1939f791f6964c2797551732a6805009/FLAGfbe53d861 [2024-11-20 04:07:47,315 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50404dd86/1939f791f6964c2797551732a6805009 [2024-11-20 04:07:47,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 04:07:47,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 04:07:47,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 04:07:47,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 04:07:47,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 04:07:47,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a7a0f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47, skipping insertion in model container [2024-11-20 04:07:47,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,355 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 04:07:47,554 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-pe-ci_file-82.i[919,932] [2024-11-20 04:07:47,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 04:07:47,666 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 04:07:47,692 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-pe-ci_file-82.i[919,932] [2024-11-20 04:07:47,741 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 04:07:47,773 INFO L204 MainTranslator]: Completed translation [2024-11-20 04:07:47,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47 WrapperNode [2024-11-20 04:07:47,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 04:07:47,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 04:07:47,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 04:07:47,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 04:07:47,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,802 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,844 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2024-11-20 04:07:47,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 04:07:47,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 04:07:47,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 04:07:47,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 04:07:47,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,864 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,885 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]. [2024-11-20 04:07:47,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,886 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 04:07:47,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 04:07:47,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 04:07:47,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 04:07:47,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (1/1) ... [2024-11-20 04:07:47,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 04:07:47,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 04:07:47,967 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) [2024-11-20 04:07:47,970 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 [2024-11-20 04:07:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 04:07:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-20 04:07:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-20 04:07:48,020 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-20 04:07:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 04:07:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 04:07:48,121 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 04:07:48,124 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 04:08:19,538 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-20 04:08:19,539 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 04:08:19,555 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 04:08:19,556 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-20 04:08:19,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:08:19 BoogieIcfgContainer [2024-11-20 04:08:19,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 04:08:19,558 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 04:08:19,558 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 04:08:19,562 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 04:08:19,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:07:47" (1/3) ... [2024-11-20 04:08:19,563 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d9e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:08:19, skipping insertion in model container [2024-11-20 04:08:19,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:07:47" (2/3) ... [2024-11-20 04:08:19,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@363d9e03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:08:19, skipping insertion in model container [2024-11-20 04:08:19,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:08:19" (3/3) ... [2024-11-20 04:08:19,566 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-82.i [2024-11-20 04:08:19,584 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 04:08:19,584 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-20 04:08:19,660 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 04:08:19,668 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;@20172a97, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 04:08:19,669 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-20 04:08:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-20 04:08:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-20 04:08:19,692 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:08:19,693 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:08:19,693 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:08:19,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:08:19,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1100809634, now seen corresponding path program 1 times [2024-11-20 04:08:19,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 04:08:19,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588662268] [2024-11-20 04:08:19,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:08:19,720 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 [2024-11-20 04:08:19,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 04:08:19,724 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) [2024-11-20 04:08:19,726 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 [2024-11-20 04:08:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:08:20,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-20 04:08:20,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:08:20,681 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 666 trivial. 0 not checked. [2024-11-20 04:08:20,685 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 04:08:20,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-20 04:08:20,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [588662268] [2024-11-20 04:08:20,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [588662268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 04:08:20,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 04:08:20,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 04:08:20,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490736663] [2024-11-20 04:08:20,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 04:08:20,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 04:08:20,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-20 04:08:20,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 04:08:20,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 04:08:20,722 INFO L87 Difference]: Start difference. First operand has 78 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-20 04:08:20,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 04:08:20,750 INFO L93 Difference]: Finished difference Result 149 states and 258 transitions. [2024-11-20 04:08:20,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 04:08:20,752 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 147 [2024-11-20 04:08:20,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 04:08:20,759 INFO L225 Difference]: With dead ends: 149 [2024-11-20 04:08:20,759 INFO L226 Difference]: Without dead ends: 74 [2024-11-20 04:08:20,763 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 04:08:20,767 INFO L432 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 04:08:20,768 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 04:08:20,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-20 04:08:20,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-20 04:08:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-20 04:08:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 114 transitions. [2024-11-20 04:08:20,809 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 114 transitions. Word has length 147 [2024-11-20 04:08:20,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 04:08:20,810 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 114 transitions. [2024-11-20 04:08:20,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-20 04:08:20,810 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2024-11-20 04:08:20,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-20 04:08:20,813 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:08:20,814 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:08:20,844 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 [2024-11-20 04:08:21,014 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 [2024-11-20 04:08:21,015 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:08:21,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:08:21,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1671631466, now seen corresponding path program 1 times [2024-11-20 04:08:21,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 04:08:21,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004048614] [2024-11-20 04:08:21,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:08:21,017 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 [2024-11-20 04:08:21,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 04:08:21,019 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) [2024-11-20 04:08:21,020 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 [2024-11-20 04:08:21,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:08:21,906 INFO L255 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-20 04:08:21,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:08:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2024-11-20 04:08:24,104 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 04:08:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2024-11-20 04:08:25,849 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-20 04:08:25,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1004048614] [2024-11-20 04:08:25,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1004048614] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-20 04:08:25,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-20 04:08:25,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-20 04:08:25,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081731434] [2024-11-20 04:08:25,850 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-20 04:08:25,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-20 04:08:25,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-20 04:08:25,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-20 04:08:25,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-20 04:08:25,855 INFO L87 Difference]: Start difference. First operand 74 states and 114 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-20 04:08:31,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-20 04:08:35,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-20 04:08:39,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-20 04:08:39,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 04:08:39,873 INFO L93 Difference]: Finished difference Result 161 states and 244 transitions. [2024-11-20 04:08:39,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-20 04:08:39,874 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 147 [2024-11-20 04:08:39,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 04:08:39,877 INFO L225 Difference]: With dead ends: 161 [2024-11-20 04:08:39,877 INFO L226 Difference]: Without dead ends: 90 [2024-11-20 04:08:39,878 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-20 04:08:39,879 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 93 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 9 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-20 04:08:39,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 219 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 148 Invalid, 3 Unknown, 0 Unchecked, 13.8s Time] [2024-11-20 04:08:39,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-20 04:08:39,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 87. [2024-11-20 04:08:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 58 states have (on average 1.3275862068965518) internal successors, (77), 59 states have internal predecessors, (77), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2024-11-20 04:08:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 129 transitions. [2024-11-20 04:08:39,900 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 129 transitions. Word has length 147 [2024-11-20 04:08:39,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 04:08:39,901 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 129 transitions. [2024-11-20 04:08:39,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-20 04:08:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2024-11-20 04:08:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-20 04:08:39,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 04:08:39,905 INFO L215 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 04:08:39,943 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 (3)] Forceful destruction successful, exit code 0 [2024-11-20 04:08:40,105 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 [2024-11-20 04:08:40,106 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-20 04:08:40,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 04:08:40,107 INFO L85 PathProgramCache]: Analyzing trace with hash -63190085, now seen corresponding path program 1 times [2024-11-20 04:08:40,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 04:08:40,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1752781587] [2024-11-20 04:08:40,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:08:40,108 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 04:08:40,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 04:08:40,111 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) [2024-11-20 04:08:40,112 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 [2024-11-20 04:08:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:08:41,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-20 04:08:41,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:08:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-20 04:08:50,494 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-20 04:08:53,031 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-20 04:08:53,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1752781587] [2024-11-20 04:08:53,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1752781587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-20 04:08:53,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1427880572] [2024-11-20 04:08:53,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 04:08:53,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-20 04:08:53,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-20 04:08:53,036 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) [2024-11-20 04:08:53,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-20 04:08:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 04:08:56,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-20 04:08:56,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 04:09:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-20 04:09:05,901 INFO L311 TraceCheckSpWp]: Computing backward predicates...