./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_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_normal_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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:41:12,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:41:12,975 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:41:12,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:41:12,984 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:41:13,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:41:13,013 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:41:13,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:41:13,013 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:41:13,013 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:41:13,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:41:13,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:41:13,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:41:13,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:41:13,015 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:41:13,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:41:13,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:41:13,015 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:41:13,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:41:13,016 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:41:13,017 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:41:13,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:13,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:13,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:13,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:13,017 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:13,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:41:13,018 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:41:13,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:41:13,019 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 -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2025-01-09 08:41:13,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:41:13,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:41:13,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:41:13,280 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:41:13,280 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:41:13,282 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2025-01-09 08:41:14,497 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4caa69403/938449a9270a406db5a07c09ca4b1a9a/FLAGd53489146 [2025-01-09 08:41:14,761 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:41:14,766 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2025-01-09 08:41:14,781 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4caa69403/938449a9270a406db5a07c09ca4b1a9a/FLAGd53489146 [2025-01-09 08:41:15,078 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4caa69403/938449a9270a406db5a07c09ca4b1a9a [2025-01-09 08:41:15,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:41:15,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:41:15,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:15,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:41:15,086 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:41:15,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503ac4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15, skipping insertion in model container [2025-01-09 08:41:15,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,098 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:41:15,183 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_normal_file-40.i[913,926] [2025-01-09 08:41:15,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:15,224 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:41:15,231 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_normal_file-40.i[913,926] [2025-01-09 08:41:15,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:15,272 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:41:15,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15 WrapperNode [2025-01-09 08:41:15,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:15,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:15,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:41:15,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:41:15,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,308 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 161 [2025-01-09 08:41:15,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:15,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:41:15,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:41:15,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:41:15,322 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,329 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,349 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 08:41:15,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,361 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,366 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:41:15,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:41:15,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:41:15,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:41:15,382 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (1/1) ... [2025-01-09 08:41:15,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:15,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:15,408 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 08:41:15,418 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 08:41:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:41:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:41:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:41:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:41:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:41:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:41:15,484 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:41:15,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:41:15,746 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:41:15,747 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:41:15,753 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:41:15,753 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:41:15,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:15 BoogieIcfgContainer [2025-01-09 08:41:15,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:41:15,755 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:41:15,756 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:41:15,759 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:41:15,759 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:41:15" (1/3) ... [2025-01-09 08:41:15,759 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef65107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:15, skipping insertion in model container [2025-01-09 08:41:15,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:15" (2/3) ... [2025-01-09 08:41:15,760 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ef65107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:15, skipping insertion in model container [2025-01-09 08:41:15,760 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:15" (3/3) ... [2025-01-09 08:41:15,761 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2025-01-09 08:41:15,771 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:41:15,774 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-40.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:41:15,809 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:41:15,817 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;@6508f593, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:41:15,817 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:41:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 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 08:41:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-01-09 08:41:15,829 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:15,830 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] [2025-01-09 08:41:15,830 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:15,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:15,834 INFO L85 PathProgramCache]: Analyzing trace with hash 88809261, now seen corresponding path program 1 times [2025-01-09 08:41:15,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:15,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381532515] [2025-01-09 08:41:15,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:15,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:15,905 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 08:41:15,919 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 08:41:15,920 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:15,920 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:16,059 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 08:41:16,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:41:16,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381532515] [2025-01-09 08:41:16,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381532515] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:41:16,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068628269] [2025-01-09 08:41:16,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:16,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:16,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:16,063 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 08:41:16,065 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 08:41:16,123 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 08:41:16,179 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 08:41:16,180 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:16,180 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:16,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:41:16,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:16,219 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 08:41:16,220 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:41:16,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068628269] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:41:16,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:41:16,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:41:16,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602150684] [2025-01-09 08:41:16,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:41:16,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:41:16,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:41:16,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:41:16,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:16,239 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 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 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 08:41:16,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:16,257 INFO L93 Difference]: Finished difference Result 144 states and 255 transitions. [2025-01-09 08:41:16,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:41:16,258 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 183 [2025-01-09 08:41:16,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:16,262 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:41:16,263 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:41:16,265 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 08:41:16,267 INFO L435 NwaCegarLoop]: 108 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, 108 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 08:41:16,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:41:16,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:41:16,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:41:16,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 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 08:41:16,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2025-01-09 08:41:16,295 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 183 [2025-01-09 08:41:16,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:16,296 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2025-01-09 08:41:16,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 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 08:41:16,296 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2025-01-09 08:41:16,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 08:41:16,299 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:16,299 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] [2025-01-09 08:41:16,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-01-09 08:41:16,500 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 08:41:16,501 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:16,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:16,502 INFO L85 PathProgramCache]: Analyzing trace with hash 882548663, now seen corresponding path program 1 times [2025-01-09 08:41:16,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:16,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316292715] [2025-01-09 08:41:16,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:16,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:16,518 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:16,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:16,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:16,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:17,069 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 08:41:17,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:41:17,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316292715] [2025-01-09 08:41:17,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316292715] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:41:17,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1560100410] [2025-01-09 08:41:17,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:17,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:17,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:17,075 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 08:41:17,076 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 08:41:17,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:17,209 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:17,209 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:17,209 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:17,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 08:41:17,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:17,445 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 08:41:17,445 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:41:17,666 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 08:41:17,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1560100410] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:41:17,666 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 08:41:17,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-01-09 08:41:17,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775505926] [2025-01-09 08:41:17,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 08:41:17,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-09 08:41:17,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:41:17,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-09 08:41:17,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 08:41:17,669 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 08:41:17,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:17,884 INFO L93 Difference]: Finished difference Result 147 states and 216 transitions. [2025-01-09 08:41:17,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-09 08:41:17,884 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 184 [2025-01-09 08:41:17,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:17,889 INFO L225 Difference]: With dead ends: 147 [2025-01-09 08:41:17,889 INFO L226 Difference]: Without dead ends: 78 [2025-01-09 08:41:17,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 365 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2025-01-09 08:41:17,890 INFO L435 NwaCegarLoop]: 67 mSDtfsCounter, 92 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:17,891 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 138 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 08:41:17,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2025-01-09 08:41:17,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2025-01-09 08:41:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 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 08:41:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 105 transitions. [2025-01-09 08:41:17,910 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 105 transitions. Word has length 184 [2025-01-09 08:41:17,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:17,911 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 105 transitions. [2025-01-09 08:41:17,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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 08:41:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2025-01-09 08:41:17,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 08:41:17,912 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:17,913 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] [2025-01-09 08:41:17,923 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 08:41:18,113 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 08:41:18,113 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:18,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:18,114 INFO L85 PathProgramCache]: Analyzing trace with hash 73202037, now seen corresponding path program 1 times [2025-01-09 08:41:18,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:41:18,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621286657] [2025-01-09 08:41:18,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:18,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:41:18,140 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:18,288 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:18,288 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,288 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 08:41:18,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [610109238] [2025-01-09 08:41:18,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:18,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:41:18,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:18,302 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 08:41:18,323 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 08:41:18,368 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:18,475 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:18,475 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,475 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:41:18,475 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:41:18,492 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:18,513 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:18,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:18,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:41:18,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:41:18,635 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:41:18,635 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:41:18,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-01-09 08:41:18,837 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 08:41:18,840 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 08:41:18,920 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:41:18,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:41:18 BoogieIcfgContainer [2025-01-09 08:41:18,926 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:41:18,927 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:41:18,927 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:41:18,927 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:41:18,928 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:15" (3/4) ... [2025-01-09 08:41:18,931 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:41:18,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:41:18,933 INFO L158 Benchmark]: Toolchain (without parser) took 3851.31ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 111.1MB in the beginning and 213.5MB in the end (delta: -102.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2025-01-09 08:41:18,933 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:18,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.12ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 96.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:41:18,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.78ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 93.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:18,933 INFO L158 Benchmark]: Boogie Preprocessor took 71.55ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 86.4MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:41:18,934 INFO L158 Benchmark]: RCFGBuilder took 372.49ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 65.1MB in the end (delta: 21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:41:18,934 INFO L158 Benchmark]: TraceAbstraction took 3170.54ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 64.2MB in the beginning and 213.6MB in the end (delta: -149.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:18,934 INFO L158 Benchmark]: Witness Printer took 5.54ms. Allocated memory is still 285.2MB. Free memory was 213.6MB in the beginning and 213.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:41:18,935 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.12ms. Allocated memory is still 142.6MB. Free memory was 111.1MB in the beginning and 96.8MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.78ms. Allocated memory is still 142.6MB. Free memory was 96.8MB in the beginning and 93.1MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.55ms. Allocated memory is still 142.6MB. Free memory was 93.1MB in the beginning and 86.4MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 372.49ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 65.1MB in the end (delta: 21.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3170.54ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 64.2MB in the beginning and 213.6MB in the end (delta: -149.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.54ms. Allocated memory is still 285.2MB. Free memory was 213.6MB in the beginning and 213.5MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 126, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 116, overapproximation of someBinaryDOUBLEComparisonOperation at line 137. 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] [L141] isInitial = 1 [L142] FCALL initially() [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_char() [L88] 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] [L88] 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] [L89] 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] [L89] 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] [L90] var_1_3 = __VERIFIER_nondet_char() [L91] 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] [L91] 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] [L92] 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] [L92] 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] [L93] var_1_4 = __VERIFIER_nondet_short() [L94] 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] [L94] 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] [L95] 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] [L95] 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] [L96] 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] [L96] 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] [L97] var_1_5 = __VERIFIER_nondet_long() [L98] 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=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_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=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_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=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_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=2, var_1_6=32, var_1_7=8, var_1_8=5, var_1_9=1] [L100] var_1_6 = __VERIFIER_nondet_ushort() [L101] 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=2, 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_7=8, var_1_8=5, var_1_9=1] [L101] 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=2, var_1_7=8, var_1_8=5, var_1_9=1] [L102] 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=2, 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=2, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L102] 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=2, var_1_6=0, var_1_7=8, var_1_8=5, var_1_9=1] [L103] var_1_7 = __VERIFIER_nondet_ushort() [L104] 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=2, 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=2, var_1_6=0, var_1_8=5, var_1_9=1] [L104] 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=2, var_1_6=0, var_1_8=5, var_1_9=1] [L105] 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=2, 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=2, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L105] 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=2, var_1_6=0, var_1_7=256, var_1_8=5, var_1_9=1] [L106] var_1_8 = __VERIFIER_nondet_ushort() [L107] 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=2, 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=2, var_1_6=0, var_1_7=256, var_1_9=1] [L107] 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=2, var_1_6=0, var_1_7=256, var_1_9=1] [L108] 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=2, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L108] 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L109] var_1_10 = __VERIFIER_nondet_uchar() [L110] 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=2, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L110] 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=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=2, 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=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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L111] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L112] var_1_11 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=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=1, 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=0, var_1_7=256, var_1_8=1, var_1_9=1] [L113] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1, 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=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=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=2, 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=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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L114] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, var_1_10=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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L115] var_1_13 = __VERIFIER_nondet_double() [L116] 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=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L116] 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L117] var_1_14 = __VERIFIER_nondet_double() [L118] 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=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L118] 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L119] var_1_15 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L121] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L122] var_1_19 = __VERIFIER_nondet_long() [L123] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L123] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L124] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L125] var_1_20 = __VERIFIER_nondet_float() [L126] 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=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L126] 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L127] var_1_22 = __VERIFIER_nondet_ushort() [L128] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L128] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L129] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L130] var_1_23 = __VERIFIER_nondet_ushort() [L131] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L131] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_23 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L132] RET assume_abort_if_not(var_1_23 <= 16383) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L145] RET updateVariables() [L146] CALL step() [L50] COND TRUE ((var_1_3 * var_1_2) / var_1_4) <= var_1_5 [L51] var_1_1 = var_1_6 VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=1] [L55] COND TRUE (var_1_5 != var_1_4) || var_1_10 [L56] var_1_9 = var_1_11 VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L58] COND FALSE !((var_1_9 && var_1_11) && (50 > var_1_8)) [L65] var_1_12 = var_1_15 VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L67] 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L68] COND TRUE (var_1_1 - ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (var_1_8 - var_1_19) [L69] var_1_17 = var_1_20 VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L71] COND FALSE !((var_1_10 && var_1_11) && var_1_9) [L74] var_1_21 = ((23370 - var_1_15) + var_1_23) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L76] COND FALSE !(! (-4 < var_1_22)) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L79] COND FALSE !(-4 > var_1_12) VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L83] var_1_25 = var_1_20 [L84] var_1_26 = var_1_6 VAL [isInitial=1, var_1_10=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L146] RET step() [L147] CALL, EXPR property() [L137-L138] 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=1, 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=2, var_1_6=0, var_1_7=256, var_1_8=1, var_1_9=0] [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, 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=2, 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=1, 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=2, 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, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 109 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 246 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 71 mSDsCounter, 82 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 162 IncrementalHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 82 mSolverCounterUnsat, 175 mSDtfsCounter, 162 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 559 GetRequests, 549 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1102 NumberOfCodeBlocks, 1102 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 913 ConstructedInterpolants, 0 QuantifiedInterpolants, 1435 SizeOfPredicates, 1 NumberOfNonLiveVariables, 809 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 08:41:18,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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_normal_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 ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:41:21,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:41:21,191 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:41:21,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:41:21,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:41:21,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:41:21,212 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:41:21,212 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:41:21,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:41:21,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:41:21,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:41:21,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:41:21,213 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:21,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:21,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:21,214 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:41:21,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:41:21,214 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 -> ff360ccd3a0ad755a7a964ff9d3582570f4eb182f793226f13b7e89a482a33ba [2025-01-09 08:41:21,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:41:21,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:41:21,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:41:21,469 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:41:21,470 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:41:21,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2025-01-09 08:41:22,790 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/43b906446/94a7ca2aeb3b46a4b1fa87f20c254964/FLAG50b20d101 [2025-01-09 08:41:23,032 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:41:23,033 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-40.i [2025-01-09 08:41:23,042 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/43b906446/94a7ca2aeb3b46a4b1fa87f20c254964/FLAG50b20d101 [2025-01-09 08:41:23,363 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/43b906446/94a7ca2aeb3b46a4b1fa87f20c254964 [2025-01-09 08:41:23,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:41:23,367 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:41:23,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:23,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:41:23,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:41:23,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff966c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23, skipping insertion in model container [2025-01-09 08:41:23,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,389 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:41:23,490 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_normal_file-40.i[913,926] [2025-01-09 08:41:23,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:23,559 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:41:23,567 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_normal_file-40.i[913,926] [2025-01-09 08:41:23,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:41:23,609 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:41:23,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23 WrapperNode [2025-01-09 08:41:23,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:41:23,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:23,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:41:23,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:41:23,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,621 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,638 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 156 [2025-01-09 08:41:23,638 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:41:23,639 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:41:23,639 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:41:23,639 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:41:23,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,649 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,654 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,666 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 08:41:23,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,672 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,672 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:41:23,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:41:23,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:41:23,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:41:23,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (1/1) ... [2025-01-09 08:41:23,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:41:23,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:41:23,714 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 08:41:23,727 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 08:41:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:41:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:41:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:41:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:41:23,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:41:23,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:41:23,812 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:41:23,814 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:41:24,215 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:41:24,215 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:41:24,228 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:41:24,228 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:41:24,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:24 BoogieIcfgContainer [2025-01-09 08:41:24,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:41:24,248 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:41:24,249 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:41:24,256 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:41:24,256 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:41:23" (1/3) ... [2025-01-09 08:41:24,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7ba76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:24, skipping insertion in model container [2025-01-09 08:41:24,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:41:23" (2/3) ... [2025-01-09 08:41:24,257 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d7ba76a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:41:24, skipping insertion in model container [2025-01-09 08:41:24,257 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:41:24" (3/3) ... [2025-01-09 08:41:24,259 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-40.i [2025-01-09 08:41:24,271 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:41:24,273 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_normal_file-40.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:41:24,317 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:41:24,325 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;@62236231, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:41:24,325 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:41:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 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 08:41:24,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-01-09 08:41:24,341 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:24,341 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] [2025-01-09 08:41:24,342 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:24,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:24,347 INFO L85 PathProgramCache]: Analyzing trace with hash 88809261, now seen corresponding path program 1 times [2025-01-09 08:41:24,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:24,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1382353921] [2025-01-09 08:41:24,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:24,357 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 08:41:24,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:24,362 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 08:41:24,366 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 08:41:24,436 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-01-09 08:41:24,574 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-01-09 08:41:24,575 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:24,575 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:24,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:41:24,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:24,631 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 08:41:24,631 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:41:24,632 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:41:24,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1382353921] [2025-01-09 08:41:24,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1382353921] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:41:24,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:41:24,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:41:24,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137564829] [2025-01-09 08:41:24,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:41:24,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:41:24,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:41:24,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:41:24,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:41:24,657 INFO L87 Difference]: Start difference. First operand has 75 states, 42 states have (on average 1.3095238095238095) internal successors, (55), 43 states have internal predecessors, (55), 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), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:24,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:24,681 INFO L93 Difference]: Finished difference Result 144 states and 255 transitions. [2025-01-09 08:41:24,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:41:24,682 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), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2025-01-09 08:41:24,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:24,687 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:41:24,687 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:41:24,689 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 08:41:24,691 INFO L435 NwaCegarLoop]: 108 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, 108 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 08:41:24,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:41:24,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:41:24,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:41:24,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 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 08:41:24,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2025-01-09 08:41:24,731 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 183 [2025-01-09 08:41:24,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:24,731 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2025-01-09 08:41:24,732 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), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-01-09 08:41:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2025-01-09 08:41:24,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 08:41:24,734 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:24,734 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] [2025-01-09 08:41:24,742 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 08:41:24,936 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 08:41:24,937 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:24,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:24,937 INFO L85 PathProgramCache]: Analyzing trace with hash 882548663, now seen corresponding path program 1 times [2025-01-09 08:41:24,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:24,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [575307351] [2025-01-09 08:41:24,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:24,938 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 08:41:24,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:24,942 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 08:41:24,943 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 08:41:25,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:25,181 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:25,181 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:25,181 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:25,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 08:41:25,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:41:25,387 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 08:41:25,388 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:41:25,609 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 08:41:25,610 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:41:25,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [575307351] [2025-01-09 08:41:25,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [575307351] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:41:25,610 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 08:41:25,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2025-01-09 08:41:25,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497187301] [2025-01-09 08:41:25,610 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 08:41:25,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-01-09 08:41:25,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:41:25,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-09 08:41:25,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2025-01-09 08:41:25,613 INFO L87 Difference]: Start difference. First operand 72 states and 108 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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 08:41:26,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:41:26,301 INFO L93 Difference]: Finished difference Result 222 states and 324 transitions. [2025-01-09 08:41:26,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2025-01-09 08:41:26,301 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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 184 [2025-01-09 08:41:26,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:41:26,303 INFO L225 Difference]: With dead ends: 222 [2025-01-09 08:41:26,303 INFO L226 Difference]: Without dead ends: 153 [2025-01-09 08:41:26,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 360 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 08:41:26,305 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 189 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2025-01-09 08:41:26,305 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [208 Valid, 299 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2025-01-09 08:41:26,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2025-01-09 08:41:26,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 74. [2025-01-09 08:41:26,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 41 states have internal predecessors, (45), 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 08:41:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 105 transitions. [2025-01-09 08:41:26,319 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 105 transitions. Word has length 184 [2025-01-09 08:41:26,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:41:26,319 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 105 transitions. [2025-01-09 08:41:26,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 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 08:41:26,320 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2025-01-09 08:41:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-01-09 08:41:26,321 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:41:26,322 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] [2025-01-09 08:41:26,334 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 (3)] Ended with exit code 0 [2025-01-09 08:41:26,522 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 08:41:26,522 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:41:26,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:41:26,523 INFO L85 PathProgramCache]: Analyzing trace with hash 73202037, now seen corresponding path program 1 times [2025-01-09 08:41:26,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:41:26,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952294256] [2025-01-09 08:41:26,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:41:26,524 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 08:41:26,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:41:26,529 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 08:41:26,530 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 08:41:26,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-01-09 08:41:26,692 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-01-09 08:41:26,692 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:41:26,692 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:41:26,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-09 08:41:26,709 INFO L279 TraceCheckSpWp]: Computing forward predicates...