./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.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 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:51:08,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:51:08,716 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:51:08,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:51:08,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:51:08,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:51:08,741 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:51:08,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:51:08,742 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:51:08,742 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:51:08,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:51:08,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:51:08,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:51:08,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:51:08,743 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:51:08,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:51:08,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:51:08,744 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:51:08,744 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:08,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:08,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:51:08,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:51:08,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:51:08,746 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 -> 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 [2025-01-09 08:51:08,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:51:08,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:51:08,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:51:08,970 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:51:08,971 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:51:08,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:10,162 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c86038c30/dcd9be11629a469fb4b0ede2a93ba4f9/FLAG111a37513 [2025-01-09 08:51:10,466 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:51:10,467 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:10,475 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c86038c30/dcd9be11629a469fb4b0ede2a93ba4f9/FLAG111a37513 [2025-01-09 08:51:10,732 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c86038c30/dcd9be11629a469fb4b0ede2a93ba4f9 [2025-01-09 08:51:10,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:51:10,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:51:10,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:51:10,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:51:10,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:51:10,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:10,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b74dfcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10, skipping insertion in model container [2025-01-09 08:51:10,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:10,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:51:10,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2025-01-09 08:51:10,921 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:51:10,932 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:51:10,940 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2025-01-09 08:51:10,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:51:10,991 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:51:10,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10 WrapperNode [2025-01-09 08:51:10,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:51:10,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:51:10,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:51:10,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:51:11,000 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,009 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,044 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2025-01-09 08:51:11,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:51:11,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:51:11,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:51:11,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:51:11,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,059 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,083 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 08:51:11,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,089 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,094 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:51:11,097 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:51:11,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:51:11,098 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:51:11,098 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (1/1) ... [2025-01-09 08:51:11,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:11,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:51:11,126 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 08:51:11,128 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 08:51:11,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:51:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:51:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:51:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:51:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:51:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:51:11,202 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:51:11,204 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:51:11,553 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-01-09 08:51:11,553 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:51:11,562 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:51:11,562 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:51:11,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:51:11 BoogieIcfgContainer [2025-01-09 08:51:11,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:51:11,564 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:51:11,564 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:51:11,568 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:51:11,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:51:10" (1/3) ... [2025-01-09 08:51:11,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2b9466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:51:11, skipping insertion in model container [2025-01-09 08:51:11,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:10" (2/3) ... [2025-01-09 08:51:11,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2b9466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:51:11, skipping insertion in model container [2025-01-09 08:51:11,569 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:51:11" (3/3) ... [2025-01-09 08:51:11,570 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:11,580 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:51:11,582 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-23.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:51:11,625 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:51:11,634 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;@f3a414e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:51:11,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:51:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-01-09 08:51:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-01-09 08:51:11,648 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:51:11,649 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:51:11,649 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:51:11,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:51:11,653 INFO L85 PathProgramCache]: Analyzing trace with hash 258974114, now seen corresponding path program 1 times [2025-01-09 08:51:11,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:51:11,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246647755] [2025-01-09 08:51:11,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:11,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:51:11,740 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:11,761 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:11,762 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:11,762 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:51:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-01-09 08:51:11,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:51:11,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246647755] [2025-01-09 08:51:11,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246647755] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:51:11,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382502042] [2025-01-09 08:51:11,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:11,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:51:11,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:51:11,963 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 08:51:11,965 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 08:51:12,055 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:12,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:12,136 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:12,136 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:51:12,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:51:12,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:51:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-01-09 08:51:12,181 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:51:12,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382502042] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:51:12,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:51:12,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:51:12,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592641511] [2025-01-09 08:51:12,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:51:12,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:51:12,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:51:12,206 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:51:12,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:51:12,209 INFO L87 Difference]: Start difference. First operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-01-09 08:51:12,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:51:12,234 INFO L93 Difference]: Finished difference Result 144 states and 248 transitions. [2025-01-09 08:51:12,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:51:12,235 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-01-09 08:51:12,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:51:12,241 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:51:12,241 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:51:12,245 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 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 08:51:12,247 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 08:51:12,248 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 08:51:12,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:51:12,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:51:12,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.255813953488372) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-01-09 08:51:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2025-01-09 08:51:12,285 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 170 [2025-01-09 08:51:12,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:51:12,286 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2025-01-09 08:51:12,286 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-01-09 08:51:12,286 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2025-01-09 08:51:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-01-09 08:51:12,289 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:51:12,290 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:51:12,297 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 08:51:12,491 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 08:51:12,492 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:51:12,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:51:12,492 INFO L85 PathProgramCache]: Analyzing trace with hash 960822900, now seen corresponding path program 1 times [2025-01-09 08:51:12,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:51:12,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450832946] [2025-01-09 08:51:12,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:12,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:51:12,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:12,703 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:12,704 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:12,704 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 08:51:12,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [117799694] [2025-01-09 08:51:12,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:12,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:51:12,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:51:12,713 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 08:51:12,715 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 08:51:12,796 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:12,861 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:12,861 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:12,861 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:51:12,861 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:51:12,882 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:13,128 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:13,128 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:13,128 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:51:13,189 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:51:13,189 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:51:13,190 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:51:13,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 08:51:13,392 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 08:51:13,394 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-01-09 08:51:13,476 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:51:13,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:51:13 BoogieIcfgContainer [2025-01-09 08:51:13,479 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:51:13,479 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:51:13,479 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:51:13,480 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:51:13,480 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:51:11" (3/4) ... [2025-01-09 08:51:13,482 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:51:13,482 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:51:13,483 INFO L158 Benchmark]: Toolchain (without parser) took 2747.32ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 88.3MB in the end (delta: 15.5MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2025-01-09 08:51:13,483 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:51:13,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.05ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 88.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:51:13,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.11ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 85.1MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:51:13,484 INFO L158 Benchmark]: Boogie Preprocessor took 52.35ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 80.0MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:51:13,484 INFO L158 Benchmark]: RCFGBuilder took 465.18ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 56.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 08:51:13,485 INFO L158 Benchmark]: TraceAbstraction took 1914.67ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 89.1MB in the end (delta: -34.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2025-01-09 08:51:13,485 INFO L158 Benchmark]: Witness Printer took 2.92ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 88.3MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:51:13,486 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.05ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 88.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.11ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 85.1MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.35ms. Allocated memory is still 142.6MB. Free memory was 85.1MB in the beginning and 80.0MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 465.18ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 56.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1914.67ms. Allocated memory is still 142.6MB. Free memory was 55.0MB in the beginning and 89.1MB in the end (delta: -34.1MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Witness Printer took 2.92ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 88.3MB in the end (delta: 32.3kB). 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 119, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 147, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 147, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 109, overapproximation of someBinaryDOUBLEComparisonOperation at line 53. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] float var_1_4 = 1.4; [L26] double var_1_5 = 3.6; [L27] double var_1_6 = 10.6; [L28] float var_1_7 = 9.25; [L29] float var_1_8 = 1.2; [L30] float var_1_9 = 0.0; [L31] float var_1_10 = 3.1; [L32] float var_1_11 = 500.5; [L33] signed long int var_1_12 = 0; [L34] unsigned char var_1_13 = 10; [L35] unsigned char var_1_14 = 8; [L36] signed long int var_1_15 = 8; [L37] signed long int var_1_16 = -25; [L38] unsigned char var_1_17 = 64; [L39] unsigned long int var_1_18 = 25; [L40] signed char var_1_19 = -100; [L41] signed short int var_1_20 = -4; [L42] unsigned short int var_1_21 = 200; [L43] unsigned short int var_1_22 = 54878; [L44] double var_1_23 = 9999.8; [L45] float var_1_24 = -0.25; [L46] signed char var_1_25 = 50; VAL [isInitial=0, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L151] isInitial = 1 [L152] FCALL initially() [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L100] var_1_2 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L101] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L102] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=0, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L103] var_1_3 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L104] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L105] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L105] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_5=18/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L106] var_1_5 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L107] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_6=53/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L108] var_1_6 = __VERIFIER_nondet_double() [L109] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L109] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_7=37/4, var_1_8=6/5, var_1_9=0] [L110] var_1_7 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L111] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_8=6/5, var_1_9=0] [L112] var_1_8 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_9=0] [L113] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5, var_1_9=0] [L114] var_1_9 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L115] RET assume_abort_if_not((var_1_9 >= 4611686.018427382800e+12F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=31/10, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L116] var_1_10 = __VERIFIER_nondet_float() [L117] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L117] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1001/2, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L118] var_1_11 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L119] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=0, var_1_13=10, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L120] var_1_13 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L121] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=0, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L122] CALL assume_abort_if_not(var_1_13 <= 64) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L122] RET assume_abort_if_not(var_1_13 <= 64) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=8, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L123] var_1_14 = __VERIFIER_nondet_uchar() [L124] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L124] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L125] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L125] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=8, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L126] var_1_15 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_15 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L127] RET assume_abort_if_not(var_1_15 >= -2147483648) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L128] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L128] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=-25, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L129] var_1_16 = __VERIFIER_nondet_long() [L130] CALL assume_abort_if_not(var_1_16 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L130] RET assume_abort_if_not(var_1_16 >= -1073741823) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L131] CALL assume_abort_if_not(var_1_16 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L131] RET assume_abort_if_not(var_1_16 <= 1073741823) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=64, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L132] var_1_17 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L133] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L134] CALL assume_abort_if_not(var_1_17 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L134] RET assume_abort_if_not(var_1_17 <= 126) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L135] CALL assume_abort_if_not(var_1_17 != 127) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L135] RET assume_abort_if_not(var_1_17 != 127) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=-4, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L136] var_1_20 = __VERIFIER_nondet_short() [L137] CALL assume_abort_if_not(var_1_20 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L137] RET assume_abort_if_not(var_1_20 >= -32768) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L138] CALL assume_abort_if_not(var_1_20 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L138] RET assume_abort_if_not(var_1_20 <= 32767) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L139] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L139] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=54878, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L140] var_1_22 = __VERIFIER_nondet_ushort() [L141] CALL assume_abort_if_not(var_1_22 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L141] RET assume_abort_if_not(var_1_22 >= 32767) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L142] CALL assume_abort_if_not(var_1_22 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L142] RET assume_abort_if_not(var_1_22 <= 65534) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=0, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L155] RET updateVariables() [L156] CALL step() [L50] COND TRUE \read(var_1_2) [L51] var_1_1 = var_1_3 VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L53] unsigned char stepLocal_0 = var_1_5 <= var_1_6; VAL [isInitial=1, stepLocal_0=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=7/5] [L54] COND TRUE stepLocal_0 || var_1_2 [L55] var_1_4 = ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))) VAL [isInitial=1, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L59] signed long int stepLocal_3 = (200 - var_1_13) - var_1_14; [L60] signed long int stepLocal_2 = var_1_15 / (128 - var_1_17); [L61] unsigned char stepLocal_1 = var_1_13; VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=136, var_1_12=0, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L62] COND TRUE stepLocal_3 != var_1_15 [L63] var_1_12 = (var_1_13 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))) VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=25, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L75] COND TRUE (- (var_1_13 / var_1_17)) > var_1_15 [L76] var_1_18 = var_1_13 VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=-100, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L78] COND FALSE !((var_1_16 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_18) [L81] var_1_19 = var_1_17 VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L83] unsigned char stepLocal_4 = var_1_17; VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, stepLocal_4=5, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=200, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L84] COND TRUE 5 <= stepLocal_4 [L85] var_1_21 = (var_1_22 - var_1_17) VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=65529, var_1_22=-2, var_1_23=49999/5, var_1_25=50, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L95] var_1_23 = var_1_10 [L96] var_1_24 = 31.75f [L97] var_1_25 = -5 VAL [isInitial=1, stepLocal_1=64, stepLocal_2=0, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=65529, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L156] RET step() [L157] CALL, EXPR property() [L147-L148] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) var_1_3)) : 1) && (((var_1_5 <= var_1_6) || var_1_2) ? (var_1_4 == ((float) ((((31.5f) > (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))))) ? (31.5f) : (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8)))))))) : (var_1_4 == ((float) ((var_1_9 - var_1_10) - var_1_11))))) && ((((200 - var_1_13) - var_1_14) != var_1_15) ? (var_1_12 == ((signed long int) (var_1_13 + ((((var_1_14) < (var_1_16)) ? (var_1_14) : (var_1_16)))))) : (((var_1_15 / (128 - var_1_17)) < var_1_13) ? ((var_1_13 >= var_1_15) ? (var_1_12 == ((signed long int) var_1_14)) : (var_1_12 == ((signed long int) var_1_17))) : (var_1_12 == ((signed long int) var_1_17))))) && (((- (var_1_13 / var_1_17)) > var_1_15) ? (var_1_18 == ((unsigned long int) var_1_13)) : 1)) && (((var_1_16 / ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20)))) > var_1_18) ? (var_1_19 == ((signed char) ((((var_1_17) > (var_1_13)) ? (var_1_17) : (var_1_13))))) : (var_1_19 == ((signed char) var_1_17)))) && ((5 <= var_1_17) ? (var_1_21 == ((unsigned short int) (var_1_22 - var_1_17))) : (var_1_1 ? (var_1_2 ? (var_1_21 == ((unsigned short int) var_1_17)) : (var_1_21 == ((unsigned short int) var_1_17))) : 1))) && (var_1_23 == ((double) var_1_10))) && (var_1_24 == ((float) 31.75f))) && (var_1_25 == ((signed char) -5)) ; VAL [\result=0, isInitial=1, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=65529, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=65529, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_12=64, var_1_13=64, var_1_14=0, var_1_15=-13, var_1_16=0, var_1_17=5, var_1_18=64, var_1_19=5, var_1_1=-256, var_1_20=6, var_1_21=65529, var_1_22=-2, var_1_23=2, var_1_24=127/4, var_1_25=-5, var_1_2=1, var_1_3=-256, var_1_4=63/2, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 108 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 108 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 338 SizeOfPredicates, 0 NumberOfNonLiveVariables, 385 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2756/2808 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 08:51:13,503 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_steplocals_file-23.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 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:51:15,367 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:51:15,439 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:51:15,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:51:15,444 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:51:15,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:51:15,460 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:51:15,460 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:51:15,460 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:51:15,460 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:51:15,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:51:15,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:51:15,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:51:15,461 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:51:15,461 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:51:15,462 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:15,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:15,462 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:51:15,462 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:51:15,463 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:51:15,463 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 -> 9a6eb020dd5fc267d88746fe4eb11cf317cd32bdb77c0e2b4d0f38e8ddbe11e3 [2025-01-09 08:51:15,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:51:15,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:51:15,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:51:15,726 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:51:15,726 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:51:15,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:16,925 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94d20ff4e/47bf53a01fe0405284dc8281b305632b/FLAG948d40a76 [2025-01-09 08:51:17,126 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:51:17,127 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:17,136 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94d20ff4e/47bf53a01fe0405284dc8281b305632b/FLAG948d40a76 [2025-01-09 08:51:17,153 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/94d20ff4e/47bf53a01fe0405284dc8281b305632b [2025-01-09 08:51:17,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:51:17,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:51:17,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:51:17,159 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:51:17,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:51:17,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0b2238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17, skipping insertion in model container [2025-01-09 08:51:17,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,179 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:51:17,294 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2025-01-09 08:51:17,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:51:17,379 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:51:17,388 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-23.i[917,930] [2025-01-09 08:51:17,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:51:17,443 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:51:17,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17 WrapperNode [2025-01-09 08:51:17,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:51:17,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:51:17,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:51:17,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:51:17,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,463 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,491 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2025-01-09 08:51:17,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:51:17,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:51:17,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:51:17,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:51:17,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,503 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,512 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 08:51:17,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,512 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,520 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:51:17,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:51:17,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:51:17,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:51:17,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (1/1) ... [2025-01-09 08:51:17,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:51:17,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:51:17,570 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 08:51:17,579 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 08:51:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:51:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:51:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:51:17,604 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:51:17,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:51:17,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:51:17,676 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:51:17,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:51:19,432 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-01-09 08:51:19,433 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:51:19,440 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:51:19,440 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:51:19,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:51:19 BoogieIcfgContainer [2025-01-09 08:51:19,441 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:51:19,443 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:51:19,443 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:51:19,446 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:51:19,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:51:17" (1/3) ... [2025-01-09 08:51:19,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a18da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:51:19, skipping insertion in model container [2025-01-09 08:51:19,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:51:17" (2/3) ... [2025-01-09 08:51:19,447 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a18da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:51:19, skipping insertion in model container [2025-01-09 08:51:19,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:51:19" (3/3) ... [2025-01-09 08:51:19,448 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-23.i [2025-01-09 08:51:19,458 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:51:19,460 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-23.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:51:19,504 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:51:19,514 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;@1a46fca0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:51:19,514 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:51:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-01-09 08:51:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-01-09 08:51:19,531 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:51:19,532 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:51:19,533 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:51:19,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:51:19,537 INFO L85 PathProgramCache]: Analyzing trace with hash 258974114, now seen corresponding path program 1 times [2025-01-09 08:51:19,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:51:19,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761912019] [2025-01-09 08:51:19,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:19,551 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 08:51:19,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:51:19,555 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 08:51:19,557 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 08:51:19,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:19,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:19,948 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:19,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:51:19,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:51:19,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:51:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 712 trivial. 0 not checked. [2025-01-09 08:51:20,019 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:51:20,020 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:51:20,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761912019] [2025-01-09 08:51:20,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761912019] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:51:20,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:51:20,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:51:20,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588481789] [2025-01-09 08:51:20,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:51:20,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:51:20,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:51:20,041 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:51:20,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:51:20,043 INFO L87 Difference]: Start difference. First operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-01-09 08:51:20,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:51:20,060 INFO L93 Difference]: Finished difference Result 144 states and 248 transitions. [2025-01-09 08:51:20,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:51:20,062 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 170 [2025-01-09 08:51:20,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:51:20,068 INFO L225 Difference]: With dead ends: 144 [2025-01-09 08:51:20,068 INFO L226 Difference]: Without dead ends: 72 [2025-01-09 08:51:20,070 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 169 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 08:51:20,072 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 08:51:20,073 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 08:51:20,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2025-01-09 08:51:20,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2025-01-09 08:51:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 43 states have (on average 1.255813953488372) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-01-09 08:51:20,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 108 transitions. [2025-01-09 08:51:20,118 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 108 transitions. Word has length 170 [2025-01-09 08:51:20,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:51:20,118 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 108 transitions. [2025-01-09 08:51:20,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-01-09 08:51:20,118 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2025-01-09 08:51:20,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2025-01-09 08:51:20,121 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:51:20,121 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:51:20,135 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 08:51:20,325 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 08:51:20,325 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:51:20,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:51:20,326 INFO L85 PathProgramCache]: Analyzing trace with hash 960822900, now seen corresponding path program 1 times [2025-01-09 08:51:20,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:51:20,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1110857219] [2025-01-09 08:51:20,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:51:20,327 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 08:51:20,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:51:20,329 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 08:51:20,330 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 08:51:20,391 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 170 statements into 1 equivalence classes. [2025-01-09 08:51:20,690 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 170 of 170 statements. [2025-01-09 08:51:20,690 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:51:20,691 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:51:20,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 31 conjuncts are in the unsatisfiable core [2025-01-09 08:51:20,715 INFO L279 TraceCheckSpWp]: Computing forward predicates...