./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:27:22,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:27:22,677 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-16 23:27:22,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:27:22,682 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:27:22,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:27:22,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:27:22,701 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:27:22,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:27:22,701 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:27:22,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:27:22,702 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:27:22,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:27:22,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:27:22,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:27:22,703 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:27:22,704 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:27:22,704 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:27:22,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:27:22,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:27:22,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:27:22,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:22,704 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:27:22,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:27:22,705 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/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 -> 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 [2025-03-16 23:27:22,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:27:22,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:27:22,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:27:22,910 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:27:22,911 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:27:22,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:23,997 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/433f4304c/392c187eb9ec413980c068a52705fff4/FLAG2d13e65d2 [2025-03-16 23:27:24,230 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:27:24,231 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:24,240 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/433f4304c/392c187eb9ec413980c068a52705fff4/FLAG2d13e65d2 [2025-03-16 23:27:24,254 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/433f4304c/392c187eb9ec413980c068a52705fff4 [2025-03-16 23:27:24,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:27:24,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:27:24,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:24,259 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:27:24,262 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:27:24,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70260108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24, skipping insertion in model container [2025-03-16 23:27:24,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:27:24,377 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2025-03-16 23:27:24,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:24,441 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:27:24,450 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2025-03-16 23:27:24,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:24,492 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:27:24,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24 WrapperNode [2025-03-16 23:27:24,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:24,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:24,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:27:24,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:27:24,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,503 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,523 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 174 [2025-03-16 23:27:24,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:24,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:27:24,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:27:24,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:27:24,531 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,533 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,550 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]. [2025-03-16 23:27:24,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,551 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,556 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,567 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:27:24,567 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:27:24,568 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:27:24,568 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:27:24,569 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (1/1) ... [2025-03-16 23:27:24,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:24,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:24,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:27:24,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:27:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:27:24,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:27:24,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:27:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-16 23:27:24,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:27:24,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:27:24,669 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:27:24,671 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:27:24,881 INFO L1322 $ProcedureCfgBuilder]: dead code at ProgramPoint L133: havoc property_#t~bitwise19#1; [2025-03-16 23:27:24,902 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-16 23:27:24,902 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:27:24,915 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:27:24,915 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:27:24,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:24 BoogieIcfgContainer [2025-03-16 23:27:24,916 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:27:24,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:27:24,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:27:24,922 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:27:24,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:27:24" (1/3) ... [2025-03-16 23:27:24,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759322ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:24, skipping insertion in model container [2025-03-16 23:27:24,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:24" (2/3) ... [2025-03-16 23:27:24,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@759322ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:24, skipping insertion in model container [2025-03-16 23:27:24,922 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:24" (3/3) ... [2025-03-16 23:27:24,923 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:24,934 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:27:24,935 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-98.i that has 2 procedures, 75 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:27:24,967 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:27:24,978 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;@58833fd1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:27:24,979 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:27:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:24,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2025-03-16 23:27:24,992 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:24,992 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:24,993 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:24,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:24,996 INFO L85 PathProgramCache]: Analyzing trace with hash 898223776, now seen corresponding path program 1 times [2025-03-16 23:27:25,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:25,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761683160] [2025-03-16 23:27:25,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:25,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:25,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 23:27:25,096 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 23:27:25,098 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:25,098 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:27:25,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-16 23:27:25,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761683160] [2025-03-16 23:27:25,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761683160] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-16 23:27:25,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [509689121] [2025-03-16 23:27:25,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:25,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:27:25,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:25,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:27:25,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-16 23:27:25,364 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 23:27:25,432 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 23:27:25,432 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:25,432 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:25,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:27:25,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:27:25,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2025-03-16 23:27:25,473 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:27:25,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [509689121] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:25,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-16 23:27:25,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-16 23:27:25,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014176044] [2025-03-16 23:27:25,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:25,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:27:25,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-16 23:27:25,495 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:27:25,495 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:25,498 INFO L87 Difference]: Start difference. First operand has 75 states, 44 states have (on average 1.3863636363636365) internal successors, (61), 45 states have internal predecessors, (61), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:25,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:25,523 INFO L93 Difference]: Finished difference Result 147 states and 260 transitions. [2025-03-16 23:27:25,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:27:25,526 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 172 [2025-03-16 23:27:25,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:25,531 INFO L225 Difference]: With dead ends: 147 [2025-03-16 23:27:25,531 INFO L226 Difference]: Without dead ends: 73 [2025-03-16 23:27:25,534 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:25,535 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-16 23:27:25,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:27:25,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2025-03-16 23:27:25,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2025-03-16 23:27:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:25,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 113 transitions. [2025-03-16 23:27:25,562 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 113 transitions. Word has length 172 [2025-03-16 23:27:25,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:25,562 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 113 transitions. [2025-03-16 23:27:25,563 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, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2025-03-16 23:27:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2025-03-16 23:27:25,565 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:25,565 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:25,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-16 23:27:25,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-16 23:27:25,769 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:25,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:25,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1014838500, now seen corresponding path program 1 times [2025-03-16 23:27:25,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-16 23:27:25,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348194247] [2025-03-16 23:27:25,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:25,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-16 23:27:25,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 23:27:25,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 23:27:25,945 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:25,945 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-16 23:27:25,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [614261949] [2025-03-16 23:27:25,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:25,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-16 23:27:25,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:25,953 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-16 23:27:25,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-16 23:27:26,006 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 23:27:26,064 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 23:27:26,064 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:26,064 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:27:26,064 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-16 23:27:26,086 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 172 statements into 1 equivalence classes. [2025-03-16 23:27:26,132 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 172 of 172 statements. [2025-03-16 23:27:26,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:26,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-16 23:27:26,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-16 23:27:26,222 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-16 23:27:26,223 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-16 23:27:26,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-16 23:27:26,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-16 23:27:26,427 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-16 23:27:26,510 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-16 23:27:26,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.03 11:27:26 BoogieIcfgContainer [2025-03-16 23:27:26,514 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-16 23:27:26,515 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-16 23:27:26,515 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-16 23:27:26,515 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-16 23:27:26,515 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:24" (3/4) ... [2025-03-16 23:27:26,517 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-16 23:27:26,517 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-16 23:27:26,517 INFO L158 Benchmark]: Toolchain (without parser) took 2261.07ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 92.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.41ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.8MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.64ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: Boogie Preprocessor took 41.91ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 85.7MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: IcfgBuilder took 348.19ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 63.3MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,518 INFO L158 Benchmark]: TraceAbstraction took 1596.60ms. Allocated memory is still 142.6MB. Free memory was 62.2MB in the beginning and 92.8MB in the end (delta: -30.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. [2025-03-16 23:27:26,519 INFO L158 Benchmark]: Witness Printer took 2.54ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 92.8MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-16 23:27:26,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 125.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.41ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.8MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.64ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.91ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 85.7MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 348.19ms. Allocated memory is still 142.6MB. Free memory was 85.7MB in the beginning and 63.3MB in the end (delta: 22.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1596.60ms. Allocated memory is still 142.6MB. Free memory was 62.2MB in the beginning and 92.8MB in the end (delta: -30.6MB). Peak memory consumption was 34.2MB. Max. memory is 16.1GB. * Witness Printer took 2.54ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 92.8MB in the end (delta: 32.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 133, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 102. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -64; [L23] signed short int var_1_2 = 2; [L24] signed short int var_1_3 = -32; [L25] signed short int var_1_4 = -10; [L26] signed short int var_1_5 = 100; [L27] double var_1_6 = 0.5; [L28] double var_1_7 = 16.5; [L29] double var_1_8 = 7.4; [L30] unsigned short int var_1_9 = 4; [L31] unsigned char var_1_10 = 0; [L32] unsigned long int var_1_11 = 1000000000; [L33] unsigned short int var_1_12 = 256; [L34] signed short int var_1_13 = 16; [L35] signed short int var_1_14 = 64; [L36] unsigned short int var_1_15 = 63836; [L37] unsigned short int var_1_16 = 10; [L38] signed char var_1_17 = -8; [L39] signed char var_1_18 = 8; [L40] signed short int var_1_19 = 50; [L41] signed short int var_1_20 = 10; [L42] signed short int var_1_21 = 10000; [L43] signed char var_1_22 = -2; [L137] isInitial = 1 [L138] FCALL initially() [L139] COND TRUE 1 [L140] FCALL updateLastVariables() [L141] CALL updateVariables() [L87] var_1_2 = __VERIFIER_nondet_short() [L88] CALL assume_abort_if_not(var_1_2 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L88] RET assume_abort_if_not(var_1_2 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L89] CALL assume_abort_if_not(var_1_2 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L89] RET assume_abort_if_not(var_1_2 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-32, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L90] var_1_3 = __VERIFIER_nondet_short() [L91] CALL assume_abort_if_not(var_1_3 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L91] RET assume_abort_if_not(var_1_3 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L92] CALL assume_abort_if_not(var_1_3 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L92] RET assume_abort_if_not(var_1_3 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-10, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L93] var_1_4 = __VERIFIER_nondet_short() [L94] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L94] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L95] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L95] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L96] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L96] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=100, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L97] var_1_5 = __VERIFIER_nondet_short() [L98] CALL assume_abort_if_not(var_1_5 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L98] RET assume_abort_if_not(var_1_5 >= -32768) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L99] CALL assume_abort_if_not(var_1_5 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L99] RET assume_abort_if_not(var_1_5 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L100] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L100] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_7=33/2, var_1_8=37/5, var_1_9=4] [L101] var_1_7 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_8=37/5, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_8=37/5, var_1_9=4] [L102] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_8=37/5, var_1_9=4] [L103] var_1_8 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L104] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L105] var_1_10 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L106] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L107] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L107] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=16, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L108] var_1_13 = __VERIFIER_nondet_short() [L109] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L109] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L110] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L110] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=64, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L111] var_1_14 = __VERIFIER_nondet_short() [L112] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L112] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L113] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L113] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=63836, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L114] var_1_15 = __VERIFIER_nondet_ushort() [L115] CALL assume_abort_if_not(var_1_15 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L115] RET assume_abort_if_not(var_1_15 >= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L116] CALL assume_abort_if_not(var_1_15 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L116] RET assume_abort_if_not(var_1_15 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=10, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L117] var_1_16 = __VERIFIER_nondet_ushort() [L118] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L118] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L119] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L119] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=8, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L120] var_1_18 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L121] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L122] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L122] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=10, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L123] var_1_20 = __VERIFIER_nondet_short() [L124] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L124] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L125] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L125] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=10000, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L126] var_1_21 = __VERIFIER_nondet_short() [L127] CALL assume_abort_if_not(var_1_21 >= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L127] RET assume_abort_if_not(var_1_21 >= 8191) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L128] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L128] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L141] RET updateVariables() [L142] CALL step() [L47] signed short int stepLocal_3 = var_1_3; VAL [isInitial=1, stepLocal_3=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L48] EXPR (var_1_3 / var_1_4) & 8 VAL [isInitial=1, stepLocal_3=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L48] signed long int stepLocal_2 = (var_1_3 / var_1_4) & 8; [L49] signed short int stepLocal_1 = var_1_3; [L50] signed long int stepLocal_0 = var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, stepLocal_2=0, stepLocal_3=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L51] COND TRUE var_1_2 <= stepLocal_2 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, stepLocal_3=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L52] COND FALSE !(-16 <= stepLocal_3) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_6=1/2, var_1_9=4] [L66] COND TRUE var_1_2 <= var_1_3 [L67] var_1_6 = (var_1_7 + var_1_8) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L69] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=1000000000, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L74] var_1_11 = (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=3986216786, var_1_12=256, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L75] COND TRUE (var_1_5 * (var_1_13 - var_1_14)) <= var_1_3 [L76] var_1_12 = (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-8, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L78] var_1_17 = var_1_18 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-127, var_1_18=-127, var_1_19=50, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L79] COND TRUE var_1_13 <= var_1_12 [L80] var_1_19 = ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=-17, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-2, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L84] var_1_22 = var_1_18 [L142] RET step() [L143] CALL, EXPR property() [L133] EXPR (var_1_3 / var_1_4) & 8 VAL [isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-127, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L133-L134] return ((((((((var_1_2 <= ((var_1_3 / var_1_4) & 8)) ? ((-16 <= var_1_3) ? ((var_1_2 != (var_1_3 / ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((signed long int) ((((var_1_3) > (var_1_2)) ? (var_1_3) : (var_1_2))))) : (var_1_1 == ((signed long int) ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))))) : 1) : ((var_1_3 <= var_1_2) ? (var_1_1 == ((signed long int) var_1_4)) : (var_1_1 == ((signed long int) var_1_3)))) && ((var_1_2 <= var_1_3) ? (var_1_6 == ((double) (var_1_7 + var_1_8))) : 1)) && (var_1_10 ? ((var_1_4 < (var_1_1 + var_1_5)) ? (var_1_9 == ((unsigned short int) 16)) : 1) : 1)) && (var_1_11 == ((unsigned long int) (((((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) < 0 ) ? -((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9)))) : ((((2u) > ((3986216790u - var_1_9))) ? (2u) : ((3986216790u - var_1_9))))))))) && (((var_1_5 * (var_1_13 - var_1_14)) <= var_1_3) ? (var_1_12 == ((unsigned short int) (var_1_15 - ((((var_1_14) > (var_1_16)) ? (var_1_14) : (var_1_16)))))) : 1)) && (var_1_17 == ((signed char) var_1_18))) && ((var_1_13 <= var_1_12) ? (var_1_19 == ((signed short int) ((var_1_17 + 25) + (var_1_20 - (var_1_21 - 1))))) : (var_1_19 == ((signed short int) ((((((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) > (var_1_17)) ? (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))) : (var_1_17))))))) && (var_1_22 == ((signed char) var_1_18)) ; [L143] RET, EXPR property() [L143] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-127, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] [L19] reach_error() VAL [isInitial=1, var_1_10=0, var_1_11=3986216786, var_1_12=65534, var_1_13=1, var_1_14=0, var_1_15=131070, var_1_16=-65536, var_1_17=-127, var_1_18=-127, var_1_19=0, var_1_1=-64, var_1_20=8292, var_1_21=8191, var_1_22=-127, var_1_2=-17, var_1_3=-17, var_1_4=-32768, var_1_5=-17, var_1_9=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 75 locations, 145 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 111 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 688 NumberOfCodeBlocks, 688 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 342 ConstructedInterpolants, 0 QuantifiedInterpolants, 342 SizeOfPredicates, 0 NumberOfNonLiveVariables, 388 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2970/3024 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 [2025-03-16 23:27:26,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-16 23:27:28,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-16 23:27:28,312 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-16 23:27:28,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-16 23:27:28,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-16 23:27:28,339 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-16 23:27:28,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-16 23:27:28,340 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-16 23:27:28,340 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-16 23:27:28,340 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-16 23:27:28,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-16 23:27:28,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-16 23:27:28,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-16 23:27:28,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-16 23:27:28,341 INFO L153 SettingsManager]: * Use SBE=true [2025-03-16 23:27:28,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-16 23:27:28,342 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-16 23:27:28,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-16 23:27:28,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:28,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-16 23:27:28,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-16 23:27:28,344 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/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 -> 1aab861a420ae258d58e8cdb7baa3d890ad6a0a3ff243e7522ba05d5d977c664 [2025-03-16 23:27:28,572 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-16 23:27:28,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-16 23:27:28,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-16 23:27:28,579 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-16 23:27:28,579 INFO L274 PluginConnector]: CDTParser initialized [2025-03-16 23:27:28,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:29,749 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19a0a670/8ad766d8cfc7446aa39c9090fe6a8203/FLAGb6e2947a0 [2025-03-16 23:27:29,930 INFO L384 CDTParser]: Found 1 translation units. [2025-03-16 23:27:29,931 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:29,938 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19a0a670/8ad766d8cfc7446aa39c9090fe6a8203/FLAGb6e2947a0 [2025-03-16 23:27:29,953 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b19a0a670/8ad766d8cfc7446aa39c9090fe6a8203 [2025-03-16 23:27:29,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-16 23:27:29,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-16 23:27:29,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:29,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-16 23:27:29,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-16 23:27:29,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:29" (1/1) ... [2025-03-16 23:27:29,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b15eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:29, skipping insertion in model container [2025-03-16 23:27:29,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.03 11:27:29" (1/1) ... [2025-03-16 23:27:29,977 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-16 23:27:30,078 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2025-03-16 23:27:30,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:30,146 INFO L200 MainTranslator]: Completed pre-run [2025-03-16 23:27:30,156 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-98.i[917,930] [2025-03-16 23:27:30,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-16 23:27:30,205 INFO L204 MainTranslator]: Completed translation [2025-03-16 23:27:30,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30 WrapperNode [2025-03-16 23:27:30,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-16 23:27:30,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:30,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-16 23:27:30,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-16 23:27:30,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,245 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 148 [2025-03-16 23:27:30,248 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-16 23:27:30,249 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-16 23:27:30,249 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-16 23:27:30,249 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-16 23:27:30,255 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,257 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,271 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]. [2025-03-16 23:27:30,274 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,281 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-16 23:27:30,289 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-16 23:27:30,289 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-16 23:27:30,292 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-16 23:27:30,293 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (1/1) ... [2025-03-16 23:27:30,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-16 23:27:30,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-16 23:27:30,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-16 23:27:30,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-16 23:27:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-16 23:27:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-16 23:27:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-16 23:27:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-16 23:27:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-16 23:27:30,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-16 23:27:30,389 INFO L256 CfgBuilder]: Building ICFG [2025-03-16 23:27:30,390 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-16 23:27:31,275 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-16 23:27:31,275 INFO L307 CfgBuilder]: Performing block encoding [2025-03-16 23:27:31,285 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-16 23:27:31,285 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-16 23:27:31,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:31 BoogieIcfgContainer [2025-03-16 23:27:31,286 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-16 23:27:31,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-16 23:27:31,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-16 23:27:31,293 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-16 23:27:31,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.03 11:27:29" (1/3) ... [2025-03-16 23:27:31,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efcc33e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:31, skipping insertion in model container [2025-03-16 23:27:31,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.03 11:27:30" (2/3) ... [2025-03-16 23:27:31,294 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2efcc33e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.03 11:27:31, skipping insertion in model container [2025-03-16 23:27:31,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.03 11:27:31" (3/3) ... [2025-03-16 23:27:31,295 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-98.i [2025-03-16 23:27:31,305 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-16 23:27:31,306 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-98.i that has 2 procedures, 66 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-16 23:27:31,346 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-16 23:27:31,353 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;@1b839c77, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-16 23:27:31,353 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-16 23:27:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:31,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-16 23:27:31,364 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:31,364 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:31,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:31,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:31,368 INFO L85 PathProgramCache]: Analyzing trace with hash 33076250, now seen corresponding path program 1 times [2025-03-16 23:27:31,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:27:31,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1496742116] [2025-03-16 23:27:31,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:31,375 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 [2025-03-16 23:27:31,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:27:31,377 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:27:31,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-16 23:27:31,451 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-16 23:27:31,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-16 23:27:31,621 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:31,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:31,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-16 23:27:31,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-16 23:27:31,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 774 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2025-03-16 23:27:31,670 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-16 23:27:31,671 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-16 23:27:31,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1496742116] [2025-03-16 23:27:31,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1496742116] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-16 23:27:31,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-16 23:27:31,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-16 23:27:31,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894126065] [2025-03-16 23:27:31,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-16 23:27:31,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-16 23:27:31,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-16 23:27:31,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-16 23:27:31,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:31,690 INFO L87 Difference]: Start difference. First operand has 66 states, 35 states have (on average 1.3714285714285714) internal successors, (48), 36 states have internal predecessors, (48), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:31,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-16 23:27:31,710 INFO L93 Difference]: Finished difference Result 129 states and 234 transitions. [2025-03-16 23:27:31,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-16 23:27:31,712 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 167 [2025-03-16 23:27:31,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-16 23:27:31,715 INFO L225 Difference]: With dead ends: 129 [2025-03-16 23:27:31,715 INFO L226 Difference]: Without dead ends: 64 [2025-03-16 23:27:31,720 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-16 23:27:31,722 INFO L435 NwaCegarLoop]: 100 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, 100 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 [2025-03-16 23:27:31,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-16 23:27:31,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2025-03-16 23:27:31,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2025-03-16 23:27:31,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 34 states have internal predecessors, (44), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2025-03-16 23:27:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 100 transitions. [2025-03-16 23:27:31,757 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 100 transitions. Word has length 167 [2025-03-16 23:27:31,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-16 23:27:31,757 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 100 transitions. [2025-03-16 23:27:31,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-03-16 23:27:31,757 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 100 transitions. [2025-03-16 23:27:31,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-16 23:27:31,759 INFO L210 NwaCegarLoop]: Found error trace [2025-03-16 23:27:31,759 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-16 23:27:31,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-16 23:27:31,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-16 23:27:31,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-16 23:27:31,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-16 23:27:31,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1815796254, now seen corresponding path program 1 times [2025-03-16 23:27:31,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-16 23:27:31,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656418669] [2025-03-16 23:27:31,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-16 23:27:31,961 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 [2025-03-16 23:27:31,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-16 23:27:31,963 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-16 23:27:31,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-16 23:27:32,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-16 23:27:32,270 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-16 23:27:32,270 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-16 23:27:32,270 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-16 23:27:32,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 35 conjuncts are in the unsatisfiable core [2025-03-16 23:27:32,289 INFO L279 TraceCheckSpWp]: Computing forward predicates...