./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 77fbc3ec0aa1e3a17f6dd73b5c59e0107945f53ef89e3fc3ca652830ca5bf043 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:54:05,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:54:05,248 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:54:05,253 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:54:05,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:54:05,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:54:05,273 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:54:05,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:54:05,273 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:54:05,273 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:54:05,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:54:05,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:54:05,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:54:05,275 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:54:05,275 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:54:05,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:54:05,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:54:05,275 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:54:05,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:54:05,277 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:54:05,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:05,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:05,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:54:05,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:54:05,279 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:54:05,279 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:54:05,279 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:54:05,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:54:05,279 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 77fbc3ec0aa1e3a17f6dd73b5c59e0107945f53ef89e3fc3ca652830ca5bf043 [2025-01-09 08:54:05,514 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:54:05,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:54:05,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:54:05,525 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:54:05,525 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:54:05,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:05,977 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3d9aa21ad/c32be50c02ca45aa9f6ec38b3e5356d1/FLAGaca54d590 [2025-01-09 08:54:07,588 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:54:07,589 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:07,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3d9aa21ad/c32be50c02ca45aa9f6ec38b3e5356d1/FLAGaca54d590 [2025-01-09 08:54:07,917 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/3d9aa21ad/c32be50c02ca45aa9f6ec38b3e5356d1 [2025-01-09 08:54:07,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:54:07,919 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:54:07,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:54:07,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:54:07,924 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:54:07,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:54:07" (1/1) ... [2025-01-09 08:54:07,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f39d194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:07, skipping insertion in model container [2025-01-09 08:54:07,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:54:07" (1/1) ... [2025-01-09 08:54:07,941 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:54:08,042 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i[917,930] [2025-01-09 08:54:08,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:54:08,100 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:54:08,107 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i[917,930] [2025-01-09 08:54:08,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:54:08,144 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:54:08,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08 WrapperNode [2025-01-09 08:54:08,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:54:08,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:54:08,146 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:54:08,146 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:54:08,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,180 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2025-01-09 08:54:08,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:54:08,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:54:08,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:54:08,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:54:08,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,190 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,204 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]. [2025-01-09 08:54:08,205 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,215 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:54:08,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:54:08,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:54:08,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:54:08,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (1/1) ... [2025-01-09 08:54:08,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:08,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:54:08,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 08:54:08,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 08:54:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:54:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:54:08,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:54:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:54:08,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:54:08,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:54:08,338 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:54:08,340 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:54:08,561 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-01-09 08:54:08,562 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:54:08,572 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:54:08,573 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:54:08,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:54:08 BoogieIcfgContainer [2025-01-09 08:54:08,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:54:08,575 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:54:08,575 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:54:08,578 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:54:08,578 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:54:07" (1/3) ... [2025-01-09 08:54:08,579 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed58e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:54:08, skipping insertion in model container [2025-01-09 08:54:08,579 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:08" (2/3) ... [2025-01-09 08:54:08,580 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ed58e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:54:08, skipping insertion in model container [2025-01-09 08:54:08,580 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:54:08" (3/3) ... [2025-01-09 08:54:08,581 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:08,590 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:54:08,592 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-40.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:54:08,641 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:54:08,651 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;@14ffc9ca, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:54:08,651 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:54:08,654 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:08,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-01-09 08:54:08,664 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:08,665 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:08,665 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:08,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:08,669 INFO L85 PathProgramCache]: Analyzing trace with hash 861462614, now seen corresponding path program 1 times [2025-01-09 08:54:08,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:54:08,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836450929] [2025-01-09 08:54:08,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:08,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:54:08,758 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-09 08:54:08,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-09 08:54:08,779 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:08,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 08:54:08,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:54:08,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836450929] [2025-01-09 08:54:08,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836450929] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:54:08,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [881015140] [2025-01-09 08:54:08,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:08,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:54:08,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:54:08,995 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:54:08,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 08:54:09,068 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-09 08:54:09,137 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-09 08:54:09,137 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:09,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:09,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:54:09,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:54:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2025-01-09 08:54:09,170 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:54:09,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [881015140] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:54:09,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:54:09,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:54:09,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354019641] [2025-01-09 08:54:09,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:54:09,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:54:09,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:54:09,190 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:54:09,191 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:54:09,192 INFO L87 Difference]: Start difference. First operand has 77 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:54:09,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:54:09,214 INFO L93 Difference]: Finished difference Result 148 states and 259 transitions. [2025-01-09 08:54:09,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:54:09,216 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 185 [2025-01-09 08:54:09,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:54:09,220 INFO L225 Difference]: With dead ends: 148 [2025-01-09 08:54:09,220 INFO L226 Difference]: Without dead ends: 74 [2025-01-09 08:54:09,223 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:54:09,224 INFO L435 NwaCegarLoop]: 110 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, 110 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 [2025-01-09 08:54:09,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:54:09,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2025-01-09 08:54:09,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2025-01-09 08:54:09,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.1904761904761905) internal successors, (50), 42 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 110 transitions. [2025-01-09 08:54:09,251 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 110 transitions. Word has length 185 [2025-01-09 08:54:09,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:54:09,251 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 110 transitions. [2025-01-09 08:54:09,251 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, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:54:09,251 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 110 transitions. [2025-01-09 08:54:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-01-09 08:54:09,254 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:09,254 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:09,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 08:54:09,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 08:54:09,458 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:09,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:09,459 INFO L85 PathProgramCache]: Analyzing trace with hash 705851824, now seen corresponding path program 1 times [2025-01-09 08:54:09,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:54:09,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378573166] [2025-01-09 08:54:09,460 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:09,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:54:09,475 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:09,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:09,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:09,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:09,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2025-01-09 08:54:09,946 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:54:09,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378573166] [2025-01-09 08:54:09,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378573166] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:54:09,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050607797] [2025-01-09 08:54:09,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:09,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:54:09,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:54:09,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:54:09,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 08:54:10,013 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:10,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:10,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:10,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:10,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 08:54:10,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:54:10,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2025-01-09 08:54:10,253 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:54:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2025-01-09 08:54:10,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050607797] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:54:10,479 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 08:54:10,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-01-09 08:54:10,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432043387] [2025-01-09 08:54:10,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 08:54:10,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-09 08:54:10,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:54:10,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-09 08:54:10,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 08:54:10,483 INFO L87 Difference]: Start difference. First operand 74 states and 110 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 08:54:10,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:54:10,658 INFO L93 Difference]: Finished difference Result 151 states and 220 transitions. [2025-01-09 08:54:10,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-09 08:54:10,659 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 186 [2025-01-09 08:54:10,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:54:10,661 INFO L225 Difference]: With dead ends: 151 [2025-01-09 08:54:10,661 INFO L226 Difference]: Without dead ends: 80 [2025-01-09 08:54:10,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 369 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-01-09 08:54:10,665 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 45 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 08:54:10,665 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 144 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 08:54:10,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2025-01-09 08:54:10,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 76. [2025-01-09 08:54:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 43 states have internal predecessors, (47), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:10,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2025-01-09 08:54:10,686 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 186 [2025-01-09 08:54:10,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:54:10,687 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2025-01-09 08:54:10,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 08:54:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2025-01-09 08:54:10,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-01-09 08:54:10,691 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:10,691 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:10,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 08:54:10,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:54:10,892 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:10,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:10,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1385910194, now seen corresponding path program 1 times [2025-01-09 08:54:10,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:54:10,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894525171] [2025-01-09 08:54:10,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:10,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:54:10,904 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:10,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:10,959 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:10,959 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 08:54:10,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [201521603] [2025-01-09 08:54:10,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:10,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:54:10,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:54:10,967 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 08:54:10,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 08:54:11,036 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:11,097 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:11,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:11,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:54:11,097 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:54:11,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:11,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:11,136 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:11,136 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:54:11,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:54:11,205 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:54:11,205 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:54:11,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-09 08:54:11,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:54:11,410 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 08:54:11,481 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:54:11,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:54:11 BoogieIcfgContainer [2025-01-09 08:54:11,483 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:54:11,483 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:54:11,484 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:54:11,484 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:54:11,484 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:54:08" (3/4) ... [2025-01-09 08:54:11,485 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:54:11,486 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:54:11,486 INFO L158 Benchmark]: Toolchain (without parser) took 3567.14ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 77.2MB in the end (delta: 34.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2025-01-09 08:54:11,486 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:54:11,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.04ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 97.0MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:54:11,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.24ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 93.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:54:11,487 INFO L158 Benchmark]: Boogie Preprocessor took 46.20ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 87.4MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:54:11,487 INFO L158 Benchmark]: RCFGBuilder took 345.78ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 65.3MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:54:11,487 INFO L158 Benchmark]: TraceAbstraction took 2907.76ms. Allocated memory is still 142.6MB. Free memory was 64.5MB in the beginning and 77.3MB in the end (delta: -12.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:54:11,488 INFO L158 Benchmark]: Witness Printer took 2.48ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 77.2MB in the end (delta: 41.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:54:11,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.04ms. Allocated memory is still 142.6MB. Free memory was 111.6MB in the beginning and 97.0MB in the end (delta: 14.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.24ms. Allocated memory is still 142.6MB. Free memory was 97.0MB in the beginning and 93.7MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.20ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 87.4MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 345.78ms. Allocated memory is still 142.6MB. Free memory was 87.4MB in the beginning and 65.3MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2907.76ms. Allocated memory is still 142.6MB. Free memory was 64.5MB in the beginning and 77.3MB in the end (delta: -12.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.48ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 77.2MB in the end (delta: 41.6kB). Peak memory consumption was 8.4MB. 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 129, overapproximation of someBinaryFLOATComparisonOperation at line 140, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 119, overapproximation of someBinaryDOUBLEComparisonOperation at line 140. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed char var_1_2 = 2; [L24] signed char var_1_3 = -100; [L25] signed short int var_1_4 = -200; [L26] signed long int var_1_5 = -2; [L27] unsigned short int var_1_6 = 32; [L28] unsigned short int var_1_7 = 8; [L29] unsigned short int var_1_8 = 5; [L30] unsigned char var_1_9 = 1; [L31] unsigned char var_1_10 = 0; [L32] unsigned char var_1_11 = 0; [L33] unsigned char var_1_12 = 16; [L34] double var_1_13 = 4.8; [L35] double var_1_14 = 8.4; [L36] unsigned char var_1_15 = 50; [L37] unsigned short int var_1_16 = 1; [L38] float var_1_17 = 25.4; [L39] signed long int var_1_19 = 2; [L40] float var_1_20 = 1.6; [L41] unsigned short int var_1_21 = 0; [L42] unsigned short int var_1_22 = 8; [L43] unsigned short int var_1_23 = 16; [L44] float var_1_24 = 128.5; [L45] double var_1_25 = -0.5; [L46] signed long int var_1_26 = 4; VAL [isInitial=0, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=2, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L144] isInitial = 1 [L145] FCALL initially() [L147] FCALL updateLastVariables() [L148] CALL updateVariables() [L90] var_1_2 = __VERIFIER_nondet_char() [L91] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L91] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L92] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-100, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L93] var_1_3 = __VERIFIER_nondet_char() [L94] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L94] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L95] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=-200, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L96] var_1_4 = __VERIFIER_nondet_short() [L97] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L97] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L98] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L98] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L99] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L100] var_1_5 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L101] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L102] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L102] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L103] var_1_6 = __VERIFIER_nondet_ushort() [L104] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_7=8, var_1_8=5, var_1_9=1] [L104] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_7=8, var_1_8=5, var_1_9=1] [L105] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L105] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L106] var_1_7 = __VERIFIER_nondet_ushort() [L107] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_8=5, var_1_9=1] [L107] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_8=5, var_1_9=1] [L108] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L108] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L109] var_1_8 = __VERIFIER_nondet_ushort() [L110] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_9=1] [L110] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L112] var_1_10 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L115] var_1_11 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L116] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L117] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L117] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_13=24/5, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L118] var_1_13 = __VERIFIER_nondet_double() [L119] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L119] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_14=42/5, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L120] var_1_14 = __VERIFIER_nondet_double() [L121] CALL assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] RET assume_abort_if_not((var_1_14 >= -922337.2036854776000e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L122] var_1_15 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L123] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=2, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L125] var_1_19 = __VERIFIER_nondet_long() [L126] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L126] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L127] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L127] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L128] var_1_20 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=8, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L130] var_1_22 = __VERIFIER_nondet_ushort() [L131] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L131] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=16, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L133] var_1_23 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L134] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L135] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L135] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L148] RET updateVariables() [L149] CALL step() [L50] signed long int stepLocal_0 = (var_1_3 * var_1_2) / var_1_4; VAL [isInitial=1, stepLocal_0=-1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=128, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L51] COND TRUE stepLocal_0 <= var_1_5 [L52] var_1_1 = var_1_6 VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L56] unsigned char stepLocal_1 = var_1_5 != var_1_4; VAL [isInitial=1, stepLocal_1=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L57] COND TRUE stepLocal_1 || var_1_10 [L58] var_1_9 = var_1_11 VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=16, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L60] COND FALSE !((var_1_9 && var_1_11) && (50 > var_1_8)) [L67] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=1, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L69] var_1_16 = (((((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15))) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_19=0, var_1_1=0, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L70] COND TRUE (var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19) [L71] var_1_17 = var_1_20 VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=0, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L73] COND FALSE !((var_1_10 && var_1_11) && var_1_9) [L76] var_1_21 = ((23370 - var_1_15) + var_1_23) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L78] unsigned char stepLocal_2 = var_1_12; VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L79] COND FALSE !(! (-4 < var_1_22)) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L82] COND FALSE !(-4 > stepLocal_2) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_26=4, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L86] var_1_25 = var_1_20 [L87] var_1_26 = var_1_6 VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L149] RET step() [L150] CALL, EXPR property() [L140-L141] return (((((((((((var_1_3 * var_1_2) / var_1_4) <= var_1_5) ? (var_1_1 == ((unsigned short int) var_1_6)) : (var_1_1 == ((unsigned short int) (var_1_7 + var_1_8)))) && (((var_1_5 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- var_1_13) < var_1_14) ? (var_1_10 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) < (var_1_15)) ? ((((((256) > (var_1_7)) ? (256) : (var_1_7))) + var_1_8)) : (var_1_15)))))) && (((var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_10 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_12 + (var_1_15 + ((((var_1_22) > (var_1_23)) ? (var_1_22) : (var_1_23))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_23))))) && ((! (-4 < var_1_22)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_12) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_6)) ; VAL [\result=0, isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L150] RET, EXPR property() [L150] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_10=-255, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=2, var_1_19=0, var_1_1=0, var_1_20=2, var_1_21=23370, var_1_22=65536, var_1_23=0, var_1_24=257/2, var_1_25=2, var_1_26=0, var_1_2=1, var_1_3=-1, var_1_4=1, var_1_5=-1, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 62 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 45 mSDsluCounter, 254 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 75 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 168 IncrementalHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 179 mSDtfsCounter, 168 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 565 GetRequests, 555 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=77occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1114 NumberOfCodeBlocks, 1114 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 923 ConstructedInterpolants, 0 QuantifiedInterpolants, 1457 SizeOfPredicates, 1 NumberOfNonLiveVariables, 819 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 8543/8700 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-01-09 08:54:11,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 77fbc3ec0aa1e3a17f6dd73b5c59e0107945f53ef89e3fc3ca652830ca5bf043 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:54:13,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:54:13,589 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:54:13,593 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:54:13,594 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:54:13,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:54:13,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:54:13,620 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:54:13,621 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:54:13,621 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:54:13,621 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:54:13,622 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:54:13,622 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:54:13,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:54:13,622 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:54:13,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:54:13,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:54:13,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:54:13,624 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:54:13,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:13,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:13,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:54:13,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:54:13,626 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 77fbc3ec0aa1e3a17f6dd73b5c59e0107945f53ef89e3fc3ca652830ca5bf043 [2025-01-09 08:54:13,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:54:13,909 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:54:13,911 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:54:13,912 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:54:13,912 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:54:13,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:15,066 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e5a952e2a/4a3170e752144452940ed0095efd3e51/FLAG096dcb6b8 [2025-01-09 08:54:15,268 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:54:15,268 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:15,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e5a952e2a/4a3170e752144452940ed0095efd3e51/FLAG096dcb6b8 [2025-01-09 08:54:15,634 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e5a952e2a/4a3170e752144452940ed0095efd3e51 [2025-01-09 08:54:15,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:54:15,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:54:15,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:54:15,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:54:15,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:54:15,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bdda539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15, skipping insertion in model container [2025-01-09 08:54:15,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:54:15,744 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i[917,930] [2025-01-09 08:54:15,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:54:15,792 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:54:15,800 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-40.i[917,930] [2025-01-09 08:54:15,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:54:15,827 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:54:15,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15 WrapperNode [2025-01-09 08:54:15,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:54:15,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:54:15,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:54:15,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:54:15,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,854 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2025-01-09 08:54:15,855 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:54:15,855 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:54:15,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:54:15,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:54:15,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,874 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,881 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]. [2025-01-09 08:54:15,882 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,888 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,888 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:54:15,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:54:15,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:54:15,894 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:54:15,895 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (1/1) ... [2025-01-09 08:54:15,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:54:15,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:54:15,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 08:54:15,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 08:54:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:54:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:54:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:54:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:54:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:54:15,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:54:15,996 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:54:15,997 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:54:16,350 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-01-09 08:54:16,350 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:54:16,360 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:54:16,361 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:54:16,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:54:16 BoogieIcfgContainer [2025-01-09 08:54:16,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:54:16,364 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:54:16,364 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:54:16,370 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:54:16,370 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:54:15" (1/3) ... [2025-01-09 08:54:16,370 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496f9f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:54:16, skipping insertion in model container [2025-01-09 08:54:16,371 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:54:15" (2/3) ... [2025-01-09 08:54:16,371 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@496f9f6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:54:16, skipping insertion in model container [2025-01-09 08:54:16,372 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:54:16" (3/3) ... [2025-01-09 08:54:16,373 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-40.i [2025-01-09 08:54:16,384 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:54:16,385 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-40.i that has 2 procedures, 77 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:54:16,422 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:54:16,431 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;@673fc8b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:54:16,431 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:54:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:16,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2025-01-09 08:54:16,446 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:16,447 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:16,447 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:16,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:16,452 INFO L85 PathProgramCache]: Analyzing trace with hash 861462614, now seen corresponding path program 1 times [2025-01-09 08:54:16,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:54:16,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [828041125] [2025-01-09 08:54:16,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:16,461 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 [2025-01-09 08:54:16,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:54:16,463 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:54:16,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:16,546 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 185 statements into 1 equivalence classes. [2025-01-09 08:54:16,718 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 185 of 185 statements. [2025-01-09 08:54:16,718 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:16,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:16,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:54:16,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:54:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2025-01-09 08:54:16,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:54:16,763 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:54:16,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [828041125] [2025-01-09 08:54:16,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [828041125] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:54:16,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:54:16,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:54:16,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072449625] [2025-01-09 08:54:16,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:54:16,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:54:16,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:54:16,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:54:16,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:54:16,782 INFO L87 Difference]: Start difference. First operand has 77 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 45 states have internal predecessors, (57), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:54:16,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:54:16,808 INFO L93 Difference]: Finished difference Result 148 states and 259 transitions. [2025-01-09 08:54:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:54:16,810 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 185 [2025-01-09 08:54:16,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:54:16,814 INFO L225 Difference]: With dead ends: 148 [2025-01-09 08:54:16,814 INFO L226 Difference]: Without dead ends: 74 [2025-01-09 08:54:16,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:54:16,818 INFO L435 NwaCegarLoop]: 110 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, 110 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 [2025-01-09 08:54:16,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:54:16,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2025-01-09 08:54:16,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2025-01-09 08:54:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 42 states have (on average 1.1904761904761905) internal successors, (50), 42 states have internal predecessors, (50), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 110 transitions. [2025-01-09 08:54:16,848 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 110 transitions. Word has length 185 [2025-01-09 08:54:16,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:54:16,849 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 110 transitions. [2025-01-09 08:54:16,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:54:16,849 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 110 transitions. [2025-01-09 08:54:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-01-09 08:54:16,852 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:16,852 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:16,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:17,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:17,053 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:17,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:17,055 INFO L85 PathProgramCache]: Analyzing trace with hash 705851824, now seen corresponding path program 1 times [2025-01-09 08:54:17,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:54:17,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [807591783] [2025-01-09 08:54:17,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:17,056 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 [2025-01-09 08:54:17,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:54:17,058 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:54:17,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:17,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:17,261 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:17,261 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:17,262 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:17,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 08:54:17,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:54:17,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 857 proven. 33 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2025-01-09 08:54:17,435 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:54:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 54 proven. 33 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2025-01-09 08:54:17,655 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:54:17,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [807591783] [2025-01-09 08:54:17,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [807591783] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:54:17,656 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 08:54:17,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-01-09 08:54:17,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23695812] [2025-01-09 08:54:17,656 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 08:54:17,657 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-09 08:54:17,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:54:17,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-09 08:54:17,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 08:54:17,658 INFO L87 Difference]: Start difference. First operand 74 states and 110 transitions. Second operand has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 08:54:18,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:54:18,455 INFO L93 Difference]: Finished difference Result 228 states and 330 transitions. [2025-01-09 08:54:18,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-09 08:54:18,456 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 186 [2025-01-09 08:54:18,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:54:18,458 INFO L225 Difference]: With dead ends: 228 [2025-01-09 08:54:18,458 INFO L226 Difference]: Without dead ends: 157 [2025-01-09 08:54:18,459 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 382 GetRequests, 364 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2025-01-09 08:54:18,459 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 110 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-09 08:54:18,460 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 306 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-09 08:54:18,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2025-01-09 08:54:18,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 76. [2025-01-09 08:54:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 43 states have (on average 1.0930232558139534) internal successors, (47), 43 states have internal predecessors, (47), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2025-01-09 08:54:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2025-01-09 08:54:18,474 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 186 [2025-01-09 08:54:18,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:54:18,475 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2025-01-09 08:54:18,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 08:54:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2025-01-09 08:54:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-01-09 08:54:18,477 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:54:18,477 INFO L218 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 08:54:18,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:18,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:18,681 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:54:18,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:54:18,682 INFO L85 PathProgramCache]: Analyzing trace with hash 1385910194, now seen corresponding path program 1 times [2025-01-09 08:54:18,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:54:18,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [541265938] [2025-01-09 08:54:18,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:54:18,682 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 [2025-01-09 08:54:18,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:54:18,685 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/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) [2025-01-09 08:54:18,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/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 [2025-01-09 08:54:18,724 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-01-09 08:54:18,975 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-01-09 08:54:18,976 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:54:18,976 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:54:18,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-09 08:54:18,991 INFO L279 TraceCheckSpWp]: Computing forward predicates...