./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.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_dependencies_file-73.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 58024ad3a3d328053561373af1d441fd1315ff7dfad2912c0811fcc4b092c45a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:32:01,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:32:01,959 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 08:32:01,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:32:01,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:32:01,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:32:01,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:32:01,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:32:01,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:32:01,988 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:32:01,988 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:32:01,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:32:01,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:32:01,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:32:01,988 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:32:01,989 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:32:01,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:32:01,989 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:32:01,990 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:01,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:01,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:01,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:32:01,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:32:01,991 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 -> 58024ad3a3d328053561373af1d441fd1315ff7dfad2912c0811fcc4b092c45a [2025-01-09 08:32:02,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:32:02,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:32:02,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:32:02,204 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:32:02,204 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:32:02,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:03,427 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a56337c22/5f0c5de0396d4bfca42697d512a68265/FLAGe22277594 [2025-01-09 08:32:03,774 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:32:03,775 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:03,787 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a56337c22/5f0c5de0396d4bfca42697d512a68265/FLAGe22277594 [2025-01-09 08:32:03,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/a56337c22/5f0c5de0396d4bfca42697d512a68265 [2025-01-09 08:32:03,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:32:04,000 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:32:04,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:04,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:32:04,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:32:04,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:03" (1/1) ... [2025-01-09 08:32:04,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c78adea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04, skipping insertion in model container [2025-01-09 08:32:04,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:03" (1/1) ... [2025-01-09 08:32:04,015 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:32:04,127 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_dependencies_file-73.i[919,932] [2025-01-09 08:32:04,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:04,169 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:32:04,176 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_dependencies_file-73.i[919,932] [2025-01-09 08:32:04,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:04,208 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:32:04,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04 WrapperNode [2025-01-09 08:32:04,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:04,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:04,210 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:32:04,210 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:32:04,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,238 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2025-01-09 08:32:04,239 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:04,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:32:04,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:32:04,239 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:32:04,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,247 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,255 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 08:32:04,255 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,255 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,259 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,260 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,262 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:32:04,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:32:04,266 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:32:04,266 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:32:04,267 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (1/1) ... [2025-01-09 08:32:04,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:04,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:04,288 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 08:32:04,289 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 08:32:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:32:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:32:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:32:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 08:32:04,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:32:04,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:32:04,352 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:32:04,353 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:32:04,596 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-01-09 08:32:04,596 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:32:04,603 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:32:04,603 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:32:04,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:04 BoogieIcfgContainer [2025-01-09 08:32:04,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:32:04,605 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:32:04,605 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:32:04,608 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:32:04,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:32:03" (1/3) ... [2025-01-09 08:32:04,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6a3634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:04, skipping insertion in model container [2025-01-09 08:32:04,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:04" (2/3) ... [2025-01-09 08:32:04,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c6a3634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:04, skipping insertion in model container [2025-01-09 08:32:04,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:04" (3/3) ... [2025-01-09 08:32:04,611 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:04,622 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:32:04,624 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-73.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:32:04,661 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:32:04,669 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;@cabf4a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:32:04,669 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:32:04,672 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 08:32:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-01-09 08:32:04,680 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:04,680 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:04,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:04,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:04,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1067606723, now seen corresponding path program 1 times [2025-01-09 08:32:04,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:04,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202532107] [2025-01-09 08:32:04,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:04,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:04,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:04,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:04,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:04,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-01-09 08:32:04,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:32:04,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202532107] [2025-01-09 08:32:04,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202532107] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:32:04,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824407986] [2025-01-09 08:32:04,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:04,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:32:04,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:04,918 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 08:32:04,920 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 08:32:05,005 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:05,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:05,072 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:05,072 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:05,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:32:05,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2025-01-09 08:32:05,097 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:32:05,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824407986] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:32:05,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 08:32:05,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 08:32:05,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148033459] [2025-01-09 08:32:05,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:32:05,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:32:05,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:32:05,115 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:32:05,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:32:05,118 INFO L87 Difference]: Start difference. First operand has 69 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 46 states have internal predecessors, (61), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:32:05,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:32:05,134 INFO L93 Difference]: Finished difference Result 132 states and 222 transitions. [2025-01-09 08:32:05,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:32:05,136 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 138 [2025-01-09 08:32:05,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:32:05,140 INFO L225 Difference]: With dead ends: 132 [2025-01-09 08:32:05,141 INFO L226 Difference]: Without dead ends: 66 [2025-01-09 08:32:05,143 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 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 08:32:05,145 INFO L435 NwaCegarLoop]: 98 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, 98 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 08:32:05,145 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:32:05,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-01-09 08:32:05,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-01-09 08:32:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 08:32:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 98 transitions. [2025-01-09 08:32:05,174 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 98 transitions. Word has length 138 [2025-01-09 08:32:05,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:32:05,175 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 98 transitions. [2025-01-09 08:32:05,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:32:05,175 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2025-01-09 08:32:05,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-01-09 08:32:05,177 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:05,177 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:05,185 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 08:32:05,382 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 08:32:05,383 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:05,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:05,384 INFO L85 PathProgramCache]: Analyzing trace with hash 885659461, now seen corresponding path program 1 times [2025-01-09 08:32:05,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:05,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733163330] [2025-01-09 08:32:05,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:05,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:05,423 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:05,524 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:05,524 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:05,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:06,684 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 27 proven. 33 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-01-09 08:32:06,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 08:32:06,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733163330] [2025-01-09 08:32:06,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733163330] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:32:06,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057364441] [2025-01-09 08:32:06,685 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:06,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 08:32:06,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:06,688 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 08:32:06,689 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 08:32:06,746 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:06,786 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:06,786 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:06,786 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:06,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-01-09 08:32:06,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 434 proven. 33 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2025-01-09 08:32:07,203 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:32:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 27 proven. 33 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2025-01-09 08:32:08,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057364441] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 08:32:08,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 08:32:08,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 17 [2025-01-09 08:32:08,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303395392] [2025-01-09 08:32:08,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 08:32:08,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-01-09 08:32:08,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 08:32:08,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-01-09 08:32:08,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2025-01-09 08:32:08,882 INFO L87 Difference]: Start difference. First operand 66 states and 98 transitions. Second operand has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2025-01-09 08:32:10,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:32:10,428 INFO L93 Difference]: Finished difference Result 351 states and 507 transitions. [2025-01-09 08:32:10,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2025-01-09 08:32:10,428 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) Word has length 138 [2025-01-09 08:32:10,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:32:10,434 INFO L225 Difference]: With dead ends: 351 [2025-01-09 08:32:10,436 INFO L226 Difference]: Without dead ends: 288 [2025-01-09 08:32:10,437 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=373, Invalid=1109, Unknown=0, NotChecked=0, Total=1482 [2025-01-09 08:32:10,437 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 525 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 545 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 1080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-01-09 08:32:10,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [545 Valid, 625 Invalid, 1080 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-01-09 08:32:10,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2025-01-09 08:32:10,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 200. [2025-01-09 08:32:10,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 122 states have (on average 1.2295081967213115) internal successors, (150), 123 states have internal predecessors, (150), 72 states have call successors, (72), 5 states have call predecessors, (72), 5 states have return successors, (72), 71 states have call predecessors, (72), 72 states have call successors, (72) [2025-01-09 08:32:10,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 294 transitions. [2025-01-09 08:32:10,498 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 294 transitions. Word has length 138 [2025-01-09 08:32:10,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:32:10,499 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 294 transitions. [2025-01-09 08:32:10,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.117647058823529) internal successors, (87), 17 states have internal predecessors, (87), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2025-01-09 08:32:10,500 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 294 transitions. [2025-01-09 08:32:10,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2025-01-09 08:32:10,502 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:10,502 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:10,510 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-01-09 08:32:10,703 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 08:32:10,703 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:10,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:10,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1906727815, now seen corresponding path program 1 times [2025-01-09 08:32:10,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 08:32:10,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996637728] [2025-01-09 08:32:10,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:10,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 08:32:10,731 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:10,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:10,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:10,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:32:10,778 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 08:32:10,782 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 138 statements into 1 equivalence classes. [2025-01-09 08:32:10,816 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 138 of 138 statements. [2025-01-09 08:32:10,816 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:10,816 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 08:32:10,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 08:32:10,869 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 08:32:10,870 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 08:32:10,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 08:32:10,878 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-01-09 08:32:10,968 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 08:32:10,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 08:32:10 BoogieIcfgContainer [2025-01-09 08:32:10,974 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 08:32:10,974 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 08:32:10,974 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 08:32:10,974 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 08:32:10,975 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:04" (3/4) ... [2025-01-09 08:32:10,977 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 08:32:10,977 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 08:32:10,978 INFO L158 Benchmark]: Toolchain (without parser) took 6978.12ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 159.7MB in the beginning and 129.7MB in the end (delta: 30.0MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2025-01-09 08:32:10,978 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 218.1MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:10,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.80ms. Allocated memory is still 201.3MB. Free memory was 159.7MB in the beginning and 145.8MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:32:10,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.95ms. Allocated memory is still 201.3MB. Free memory was 145.8MB in the beginning and 143.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 08:32:10,980 INFO L158 Benchmark]: Boogie Preprocessor took 26.30ms. Allocated memory is still 201.3MB. Free memory was 143.3MB in the beginning and 140.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:10,981 INFO L158 Benchmark]: RCFGBuilder took 337.98ms. Allocated memory is still 201.3MB. Free memory was 139.7MB in the beginning and 120.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 08:32:10,981 INFO L158 Benchmark]: TraceAbstraction took 6368.51ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 119.7MB in the beginning and 129.7MB in the end (delta: -10.0MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. [2025-01-09 08:32:10,981 INFO L158 Benchmark]: Witness Printer took 3.08ms. Allocated memory is still 260.0MB. Free memory was 129.7MB in the beginning and 129.7MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 08:32:10,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 218.1MB. Free memory is still 134.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.80ms. Allocated memory is still 201.3MB. Free memory was 159.7MB in the beginning and 145.8MB in the end (delta: 13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.95ms. Allocated memory is still 201.3MB. Free memory was 145.8MB in the beginning and 143.3MB in the end (delta: 2.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.30ms. Allocated memory is still 201.3MB. Free memory was 143.3MB in the beginning and 140.0MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.98ms. Allocated memory is still 201.3MB. Free memory was 139.7MB in the beginning and 120.4MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6368.51ms. Allocated memory was 201.3MB in the beginning and 260.0MB in the end (delta: 58.7MB). Free memory was 119.7MB in the beginning and 129.7MB in the end (delta: -10.0MB). Peak memory consumption was 43.9MB. Max. memory is 16.1GB. * Witness Printer took 3.08ms. Allocated memory is still 260.0MB. Free memory was 129.7MB in the beginning and 129.7MB in the end (delta: 51.1kB). 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 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 97, overapproximation of someBinaryDOUBLEComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 130. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_3 = 63.8; [L24] double var_1_4 = 256.6; [L25] double var_1_5 = 2.375; [L26] double var_1_6 = 25.8; [L27] unsigned char var_1_7 = 1; [L28] double var_1_8 = 1.5; [L29] unsigned long int var_1_9 = 32; [L30] unsigned long int var_1_10 = 3567543019; [L31] float var_1_12 = 31.875; [L32] signed long int var_1_13 = 128; [L33] unsigned char var_1_16 = 4; [L34] unsigned char var_1_18 = 16; [L35] signed long int var_1_19 = 64; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = 1897833385; [L38] unsigned char var_1_22 = 2; [L39] signed char var_1_23 = -5; [L40] signed char var_1_24 = -4; [L41] signed char var_1_25 = 2; [L42] signed long int var_1_26 = -1000000; [L43] float last_1_var_1_12 = 31.875; [L44] signed long int last_1_var_1_13 = 128; [L45] unsigned char last_1_var_1_16 = 4; [L46] signed long int last_1_var_1_19 = 64; VAL [isInitial=0, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L134] isInitial = 1 [L135] FCALL initially() [L137] CALL updateLastVariables() [L124] last_1_var_1_12 = var_1_12 [L125] last_1_var_1_13 = var_1_13 [L126] last_1_var_1_16 = var_1_16 [L127] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_3=319/5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L137] RET updateLastVariables() [L138] CALL updateVariables() [L89] var_1_3 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L90] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L91] var_1_4 = __VERIFIER_nondet_double() [L92] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L92] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L93] var_1_5 = __VERIFIER_nondet_double() [L94] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L94] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L95] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L95] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L96] var_1_6 = __VERIFIER_nondet_double() [L97] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L97] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L98] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L98] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L99] var_1_7 = __VERIFIER_nondet_uchar() [L100] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_8=3/2, var_1_9=32] [L100] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_8=3/2, var_1_9=32] [L101] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L101] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_8=3/2, var_1_9=32] [L102] var_1_8 = __VERIFIER_nondet_double() [L103] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L103] 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, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L104] var_1_10 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L105] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L106] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L106] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L107] var_1_18 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L108] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L109] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L109] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L110] var_1_20 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L111] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L112] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L112] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L113] var_1_21 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L114] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L115] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L115] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L116] var_1_24 = __VERIFIER_nondet_char() [L117] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L117] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L118] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L118] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=2, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L119] var_1_25 = __VERIFIER_nondet_char() [L120] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L120] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L121] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L121] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_9=32] [L138] RET updateVariables() [L139] CALL step() [L50] COND TRUE (((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10 [L51] var_1_12 = var_1_8 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L53] COND FALSE !(var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) [L60] var_1_1 = var_1_8 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=4, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L62] COND TRUE var_1_3 >= (last_1_var_1_12 * var_1_4) [L63] var_1_16 = var_1_18 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=2, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L65] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=-5, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L66] COND TRUE var_1_1 > var_1_5 [L67] var_1_23 = (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=-1000000, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L71] var_1_26 = var_1_25 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L72] COND FALSE !(var_1_1 < (var_1_4 - var_1_3)) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L75] EXPR var_1_26 >> var_1_10 VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=128, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L75] COND TRUE (var_1_26 >> var_1_10) < last_1_var_1_13 [L76] var_1_13 = ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=0, var_1_16=-252, var_1_18=-252, var_1_19=64, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L78] COND TRUE var_1_7 && var_1_20 [L79] var_1_19 = ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=0, var_1_16=-252, var_1_18=-252, var_1_19=-320401896, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L139] RET step() [L140] CALL, EXPR property() [L130] EXPR ((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=0, var_1_16=-252, var_1_18=-252, var_1_19=-320401896, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L130-L131] return (((((((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1)) && ((var_1_3 >= (last_1_var_1_12 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_22)) : (var_1_19 == ((signed long int) var_1_22))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_1 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=0, var_1_16=-252, var_1_18=-252, var_1_19=-320401896, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=-15032385537, var_1_12=3567543024, var_1_13=0, var_1_16=-252, var_1_18=-252, var_1_19=-320401896, var_1_1=3567543024, var_1_20=1, var_1_21=2147483646, var_1_22=4, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=0, var_1_7=1, var_1_8=3567543024, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 3, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 545 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 525 mSDsluCounter, 723 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 538 mSDsCounter, 365 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 715 IncrementalHoareTripleChecker+Invalid, 1080 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 365 mSolverCounterUnsat, 185 mSDtfsCounter, 715 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 447 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=2, InterpolantAutomatonStates: 29, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 88 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 690 NumberOfCodeBlocks, 690 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 685 ConstructedInterpolants, 0 QuantifiedInterpolants, 3864 SizeOfPredicates, 3 NumberOfNonLiveVariables, 658 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 4061/4200 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 08:32:11,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.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 58024ad3a3d328053561373af1d441fd1315ff7dfad2912c0811fcc4b092c45a --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 08:32:12,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 08:32:13,042 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 08:32:13,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 08:32:13,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 08:32:13,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 08:32:13,079 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 08:32:13,079 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 08:32:13,079 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 08:32:13,080 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 08:32:13,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 08:32:13,080 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 08:32:13,081 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 08:32:13,081 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 08:32:13,081 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 08:32:13,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 08:32:13,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 08:32:13,081 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 08:32:13,082 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 08:32:13,083 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 08:32:13,083 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 08:32:13,083 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:13,083 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:13,083 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:13,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:13,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 08:32:13,084 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 08:32:13,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 08:32:13,085 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 -> 58024ad3a3d328053561373af1d441fd1315ff7dfad2912c0811fcc4b092c45a [2025-01-09 08:32:13,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 08:32:13,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 08:32:13,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 08:32:13,359 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 08:32:13,360 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 08:32:13,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:14,523 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0172a8890/5c3ee27c591d4ce2a6beefd76c7e6779/FLAG820ca2e11 [2025-01-09 08:32:14,730 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 08:32:14,731 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:14,737 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0172a8890/5c3ee27c591d4ce2a6beefd76c7e6779/FLAG820ca2e11 [2025-01-09 08:32:15,078 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/0172a8890/5c3ee27c591d4ce2a6beefd76c7e6779 [2025-01-09 08:32:15,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 08:32:15,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 08:32:15,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:15,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 08:32:15,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 08:32:15,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc61123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15, skipping insertion in model container [2025-01-09 08:32:15,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,097 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 08:32:15,200 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_dependencies_file-73.i[919,932] [2025-01-09 08:32:15,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:15,272 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 08:32:15,282 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_dependencies_file-73.i[919,932] [2025-01-09 08:32:15,309 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 08:32:15,324 INFO L204 MainTranslator]: Completed translation [2025-01-09 08:32:15,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15 WrapperNode [2025-01-09 08:32:15,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 08:32:15,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:15,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 08:32:15,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 08:32:15,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,366 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2025-01-09 08:32:15,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 08:32:15,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 08:32:15,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 08:32:15,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 08:32:15,379 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,382 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,390 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 08:32:15,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,391 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,396 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,402 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 08:32:15,403 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 08:32:15,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 08:32:15,403 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 08:32:15,404 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (1/1) ... [2025-01-09 08:32:15,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 08:32:15,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 08:32:15,443 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 08:32:15,447 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 08:32:15,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 08:32:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 08:32:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 08:32:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 08:32:15,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 08:32:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 08:32:15,517 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 08:32:15,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 08:32:34,635 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2025-01-09 08:32:34,635 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 08:32:34,646 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 08:32:34,646 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 08:32:34,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:34 BoogieIcfgContainer [2025-01-09 08:32:34,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 08:32:34,648 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 08:32:34,648 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 08:32:34,651 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 08:32:34,652 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 08:32:15" (1/3) ... [2025-01-09 08:32:34,652 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215314e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:34, skipping insertion in model container [2025-01-09 08:32:34,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 08:32:15" (2/3) ... [2025-01-09 08:32:34,653 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@215314e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 08:32:34, skipping insertion in model container [2025-01-09 08:32:34,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 08:32:34" (3/3) ... [2025-01-09 08:32:34,654 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-73.i [2025-01-09 08:32:34,664 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 08:32:34,665 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-73.i that has 2 procedures, 62 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 08:32:34,702 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 08:32:34,710 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;@35e7517b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 08:32:34,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 08:32:34,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 39 states have internal predecessors, (51), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 08:32:34,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-01-09 08:32:34,721 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:34,722 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:34,722 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:34,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:34,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1354739497, now seen corresponding path program 1 times [2025-01-09 08:32:34,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:32:34,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447934532] [2025-01-09 08:32:34,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:34,734 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 08:32:34,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:32:34,741 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 08:32:34,754 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 08:32:34,813 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 08:32:35,682 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 08:32:35,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:35,683 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:35,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 08:32:35,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:35,760 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2025-01-09 08:32:35,761 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 08:32:35,761 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:32:35,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447934532] [2025-01-09 08:32:35,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447934532] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 08:32:35,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 08:32:35,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 08:32:35,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101434123] [2025-01-09 08:32:35,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 08:32:35,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 08:32:35,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:32:35,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 08:32:35,783 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 08:32:35,785 INFO L87 Difference]: Start difference. First operand has 62 states, 38 states have (on average 1.3421052631578947) internal successors, (51), 39 states have internal predecessors, (51), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:32:35,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:32:35,801 INFO L93 Difference]: Finished difference Result 118 states and 202 transitions. [2025-01-09 08:32:35,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 08:32:35,802 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2025-01-09 08:32:35,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:32:35,811 INFO L225 Difference]: With dead ends: 118 [2025-01-09 08:32:35,811 INFO L226 Difference]: Without dead ends: 59 [2025-01-09 08:32:35,814 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 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 08:32:35,816 INFO L435 NwaCegarLoop]: 88 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, 88 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 08:32:35,818 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 08:32:35,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2025-01-09 08:32:35,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2025-01-09 08:32:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 36 states have internal predecessors, (46), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2025-01-09 08:32:35,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 88 transitions. [2025-01-09 08:32:35,848 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 88 transitions. Word has length 135 [2025-01-09 08:32:35,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:32:35,848 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 88 transitions. [2025-01-09 08:32:35,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:32:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2025-01-09 08:32:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-01-09 08:32:35,851 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:32:35,851 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:32:35,876 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 08:32:36,052 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 08:32:36,052 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:32:36,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:32:36,053 INFO L85 PathProgramCache]: Analyzing trace with hash -1621222937, now seen corresponding path program 1 times [2025-01-09 08:32:36,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:32:36,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [392049719] [2025-01-09 08:32:36,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:36,053 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 08:32:36,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:32:36,056 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 08:32:36,057 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 08:32:36,126 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 08:32:36,971 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 08:32:36,971 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:36,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:37,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 08:32:37,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 434 proven. 33 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2025-01-09 08:32:41,501 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:32:42,152 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 08:32:42,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [392049719] [2025-01-09 08:32:42,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [392049719] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:32:42,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1520271716] [2025-01-09 08:32:42,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:32:42,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-01-09 08:32:42,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 [2025-01-09 08:32:42,179 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-01-09 08:32:42,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2025-01-09 08:32:42,229 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 08:32:44,030 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 08:32:44,030 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:32:44,030 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:32:44,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-09 08:32:44,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 08:32:47,822 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 434 proven. 33 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2025-01-09 08:32:47,822 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 08:32:48,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1520271716] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 08:32:48,241 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 08:32:48,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2025-01-09 08:32:48,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151414763] [2025-01-09 08:32:48,241 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 08:32:48,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-09 08:32:48,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 08:32:48,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-09 08:32:48,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-09 08:32:48,243 INFO L87 Difference]: Start difference. First operand 59 states and 88 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:32:55,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:32:59,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:03,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:07,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:11,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 08:33:11,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 08:33:11,231 INFO L93 Difference]: Finished difference Result 178 states and 264 transitions. [2025-01-09 08:33:11,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 08:33:11,276 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2025-01-09 08:33:11,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 08:33:11,278 INFO L225 Difference]: With dead ends: 178 [2025-01-09 08:33:11,278 INFO L226 Difference]: Without dead ends: 122 [2025-01-09 08:33:11,279 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2025-01-09 08:33:11,279 INFO L435 NwaCegarLoop]: 60 mSDtfsCounter, 70 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 65 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.2s IncrementalHoareTripleChecker+Time [2025-01-09 08:33:11,279 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 366 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 145 Invalid, 3 Unknown, 0 Unchecked, 22.2s Time] [2025-01-09 08:33:11,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2025-01-09 08:33:11,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 103. [2025-01-09 08:33:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 57 states have internal predecessors, (67), 42 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2025-01-09 08:33:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 151 transitions. [2025-01-09 08:33:11,306 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 151 transitions. Word has length 135 [2025-01-09 08:33:11,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 08:33:11,308 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 151 transitions. [2025-01-09 08:33:11,308 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2025-01-09 08:33:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 151 transitions. [2025-01-09 08:33:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2025-01-09 08:33:11,309 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 08:33:11,311 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:33:11,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2025-01-09 08:33:11,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2025-01-09 08:33:11,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2025-01-09 08:33:11,716 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 08:33:11,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 08:33:11,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1034416923, now seen corresponding path program 1 times [2025-01-09 08:33:11,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 08:33:11,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1490455341] [2025-01-09 08:33:11,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 08:33:11,718 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 08:33:11,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 08:33:11,722 INFO L229 MonitoredProcess]: Starting monitored process 5 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 08:33:11,723 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 (5)] Waiting until timeout for monitored process [2025-01-09 08:33:11,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 135 statements into 1 equivalence classes. [2025-01-09 08:33:12,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 135 of 135 statements. [2025-01-09 08:33:12,712 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 08:33:12,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 08:33:12,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-01-09 08:33:12,768 INFO L279 TraceCheckSpWp]: Computing forward predicates...