./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed 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-82.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 b44fb0749d51a8c248564643eb33583e863d90b72cf3676322722ea3464135a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 10:18:37,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:18:37,629 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 10:18:37,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:18:37,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:18:37,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:18:37,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:18:37,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:18:37,653 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:18:37,653 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:18:37,653 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:18:37,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:18:37,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:18:37,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:18:37,656 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:18:37,657 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:18:37,657 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:18:37,657 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:18:37,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 10:18:37,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:18:37,658 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:18:37,659 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:18:37,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:18:37,659 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:18:37,659 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:18:37,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:18:37,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:18:37,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:18:37,660 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 -> b44fb0749d51a8c248564643eb33583e863d90b72cf3676322722ea3464135a9 [2025-03-08 10:18:37,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:18:37,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:18:37,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:18:37,871 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:18:37,871 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:18:37,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-82.i [2025-03-08 10:18:38,949 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141e1f534/28ef167eb1b1456ea703e87f1ddc6cf1/FLAG3258dc91a [2025-03-08 10:18:39,181 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:18:39,182 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-82.i [2025-03-08 10:18:39,188 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141e1f534/28ef167eb1b1456ea703e87f1ddc6cf1/FLAG3258dc91a [2025-03-08 10:18:39,516 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141e1f534/28ef167eb1b1456ea703e87f1ddc6cf1 [2025-03-08 10:18:39,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:18:39,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:18:39,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:18:39,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:18:39,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:18:39,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7488c963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39, skipping insertion in model container [2025-03-08 10:18:39,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:18:39,645 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-82.i[917,930] [2025-03-08 10:18:39,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:18:39,692 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:18:39,698 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-82.i[917,930] [2025-03-08 10:18:39,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:18:39,724 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:18:39,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39 WrapperNode [2025-03-08 10:18:39,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:18:39,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:18:39,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:18:39,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:18:39,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,753 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2025-03-08 10:18:39,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:18:39,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:18:39,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:18:39,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:18:39,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,769 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,788 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]. [2025-03-08 10:18:39,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,794 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,801 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:18:39,802 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:18:39,802 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:18:39,802 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:18:39,802 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (1/1) ... [2025-03-08 10:18:39,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:18:39,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:18:39,829 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) [2025-03-08 10:18:39,831 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 [2025-03-08 10:18:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:18:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:18:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:18:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 10:18:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:18:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:18:39,912 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:18:39,913 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:18:40,170 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 10:18:40,170 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:18:40,177 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:18:40,179 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:18:40,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:18:40 BoogieIcfgContainer [2025-03-08 10:18:40,179 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:18:40,182 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:18:40,182 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:18:40,185 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:18:40,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:18:39" (1/3) ... [2025-03-08 10:18:40,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9ebb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:18:40, skipping insertion in model container [2025-03-08 10:18:40,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:39" (2/3) ... [2025-03-08 10:18:40,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d9ebb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:18:40, skipping insertion in model container [2025-03-08 10:18:40,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:18:40" (3/3) ... [2025-03-08 10:18:40,186 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-82.i [2025-03-08 10:18:40,196 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:18:40,198 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-82.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:18:40,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:18:40,244 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;@45c08717, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:18:40,244 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:18:40,248 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-08 10:18:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-08 10:18:40,260 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:18:40,261 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:18:40,261 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:18:40,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:18:40,266 INFO L85 PathProgramCache]: Analyzing trace with hash -2087039219, now seen corresponding path program 1 times [2025-03-08 10:18:40,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:18:40,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292664137] [2025-03-08 10:18:40,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:18:40,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:18:40,364 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:18:40,381 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:18:40,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:18:40,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:18:40,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-08 10:18:40,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 10:18:40,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292664137] [2025-03-08 10:18:40,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292664137] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 10:18:40,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147563146] [2025-03-08 10:18:40,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:18:40,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 10:18:40,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:18:40,518 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) [2025-03-08 10:18:40,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 10:18:40,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:18:40,680 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:18:40,680 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:18:40,680 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:18:40,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:18:40,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:18:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2025-03-08 10:18:40,724 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:18:40,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147563146] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:18:40,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 10:18:40,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 10:18:40,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926354732] [2025-03-08 10:18:40,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:18:40,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:18:40,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 10:18:40,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:18:40,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:18:40,745 INFO L87 Difference]: Start difference. First operand has 72 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-08 10:18:40,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:18:40,769 INFO L93 Difference]: Finished difference Result 138 states and 238 transitions. [2025-03-08 10:18:40,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:18:40,770 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) Word has length 167 [2025-03-08 10:18:40,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:18:40,775 INFO L225 Difference]: With dead ends: 138 [2025-03-08 10:18:40,775 INFO L226 Difference]: Without dead ends: 69 [2025-03-08 10:18:40,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:18:40,780 INFO L435 NwaCegarLoop]: 103 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, 103 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 [2025-03-08 10:18:40,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:18:40,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-03-08 10:18:40,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-03-08 10:18:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-08 10:18:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 103 transitions. [2025-03-08 10:18:40,810 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 103 transitions. Word has length 167 [2025-03-08 10:18:40,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:18:40,810 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 103 transitions. [2025-03-08 10:18:40,810 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, (27), 2 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-08 10:18:40,810 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2025-03-08 10:18:40,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-08 10:18:40,812 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:18:40,813 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:18:40,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 10:18:41,017 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 [2025-03-08 10:18:41,018 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:18:41,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:18:41,018 INFO L85 PathProgramCache]: Analyzing trace with hash 936200648, now seen corresponding path program 1 times [2025-03-08 10:18:41,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 10:18:41,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877657223] [2025-03-08 10:18:41,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:18:41,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 10:18:41,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:18:41,129 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:18:41,129 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:18:41,129 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:18:41,129 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 10:18:41,139 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:18:41,244 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:18:41,247 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:18:41,247 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 10:18:41,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 10:18:41,293 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 10:18:41,294 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 10:18:41,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 10:18:41,297 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-03-08 10:18:41,369 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 10:18:41,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 10:18:41 BoogieIcfgContainer [2025-03-08 10:18:41,374 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 10:18:41,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 10:18:41,376 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 10:18:41,376 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 10:18:41,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:18:40" (3/4) ... [2025-03-08 10:18:41,378 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 10:18:41,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 10:18:41,379 INFO L158 Benchmark]: Toolchain (without parser) took 1860.35ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 43.9MB in the end (delta: 60.6MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2025-03-08 10:18:41,380 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:18:41,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.30ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 10:18:41,381 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.29ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:18:41,381 INFO L158 Benchmark]: Boogie Preprocessor took 46.87ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 85.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:18:41,382 INFO L158 Benchmark]: IcfgBuilder took 377.57ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 66.5MB in the end (delta: 18.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 10:18:41,382 INFO L158 Benchmark]: TraceAbstraction took 1192.46ms. Allocated memory is still 142.6MB. Free memory was 66.5MB in the beginning and 43.9MB in the end (delta: 22.6MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2025-03-08 10:18:41,382 INFO L158 Benchmark]: Witness Printer took 3.47ms. Allocated memory is still 142.6MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 10:18:41,383 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.30ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 90.5MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.29ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 88.3MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.87ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 85.4MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 377.57ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 66.5MB in the end (delta: 18.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1192.46ms. Allocated memory is still 142.6MB. Free memory was 66.5MB in the beginning and 43.9MB in the end (delta: 22.6MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Witness Printer took 3.47ms. Allocated memory is still 142.6MB. Free memory was 43.9MB in the beginning and 43.9MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 50, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 104, overapproximation of someBinaryDOUBLEComparisonOperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of someBinaryDOUBLEComparisonOperation at line 136. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] unsigned char var_1_2 = 8; [L24] unsigned char var_1_3 = 4; [L25] double var_1_4 = 5.5; [L26] float var_1_5 = 49.2; [L27] double var_1_6 = 15.1; [L28] double var_1_7 = 49.5; [L29] double var_1_8 = 999999999999.4; [L30] double var_1_9 = 255.3; [L31] unsigned char var_1_10 = 1; [L32] unsigned char var_1_11 = 0; [L33] unsigned char var_1_12 = 1; [L34] unsigned char var_1_13 = 1; [L35] signed long int var_1_14 = -16; [L36] signed long int var_1_15 = 25; [L37] signed long int var_1_16 = -8; [L38] signed long int var_1_17 = 1000000000; [L39] signed long int var_1_18 = 256; [L40] signed long int var_1_19 = 25; [L41] signed long int var_1_20 = 4; [L42] unsigned char var_1_21 = 1; [L43] unsigned char var_1_22 = 0; [L44] signed long int var_1_23 = 50; VAL [isInitial=0, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_2=8, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L140] isInitial = 1 [L141] FCALL initially() [L142] COND TRUE 1 [L143] FCALL updateLastVariables() [L144] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L91] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L91] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_3=4, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L94] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L94] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_4=11/2, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L95] var_1_4 = __VERIFIER_nondet_double() [L96] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L96] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_5=246/5, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L97] var_1_5 = __VERIFIER_nondet_float() [L98] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L98] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_6=151/10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L99] var_1_6 = __VERIFIER_nondet_double() [L100] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L100] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L101] var_1_8 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_8 >= 0.0F && 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=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L102] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2, var_1_9=2553/10] [L103] var_1_9 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L104] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L105] var_1_11 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L106] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L107] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L107] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L108] var_1_12 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L109] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L110] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L110] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L111] var_1_13 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L112] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L113] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L113] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L114] var_1_15 = __VERIFIER_nondet_long() [L115] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L115] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L116] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L116] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L117] var_1_17 = __VERIFIER_nondet_long() [L118] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L118] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L119] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L119] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L120] var_1_18 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L121] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L122] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L122] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L123] var_1_19 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L124] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L125] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L125] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L126] var_1_20 = __VERIFIER_nondet_long() [L127] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L127] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L128] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L128] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=0, var_1_23=50, var_1_7=99/2] [L129] var_1_22 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L130] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L131] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L131] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_7=99/2] [L144] RET updateVariables() [L145] CALL step() [L48] unsigned char stepLocal_0 = var_1_2; VAL [isInitial=1, stepLocal_0=-256, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_1=54/5, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_7=99/2] [L49] COND TRUE stepLocal_0 == var_1_3 [L50] var_1_1 = (var_1_4 - 4.531) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0, var_1_7=99/2] [L58] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) [L59] var_1_10 = (var_1_11 && (var_1_12 || var_1_13)) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=-16, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0] [L60] COND FALSE !(var_1_8 <= ((((var_1_4) > ((var_1_6 + var_1_5))) ? (var_1_4) : ((var_1_6 + var_1_5))))) [L67] var_1_14 = var_1_2 VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0] [L69] COND TRUE var_1_8 <= (((((var_1_5 * 1.25)) > ((var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((var_1_7 * var_1_9)))) [L70] var_1_16 = ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_2) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0] [L76] signed long int stepLocal_1 = var_1_14; VAL [isInitial=1, stepLocal_1=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0] [L77] COND FALSE !(((50 / -10) + var_1_16) >= stepLocal_1) [L84] var_1_21 = var_1_11 VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=50, var_1_2=-256, var_1_3=0] [L86] var_1_23 = var_1_2 VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=0, var_1_2=-256, var_1_3=0] [L145] RET step() [L146] CALL, EXPR property() [L136-L137] return (((((((var_1_2 == var_1_3) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_6) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_12 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_6 + var_1_5))) ? (var_1_4) : ((var_1_6 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_3)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_2)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_2) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_16) >= var_1_14) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) var_1_2)) ; VAL [\result=0, isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=0, var_1_2=-256, var_1_3=0] [L146] RET, EXPR property() [L146] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=0, var_1_2=-256, var_1_3=0] [L19] reach_error() VAL [isInitial=1, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=4, var_1_17=1073741823, var_1_18=0, var_1_19=0, var_1_20=1073741819, var_1_21=1, var_1_22=1, var_1_23=0, var_1_2=-256, var_1_3=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 135 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 2, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 103 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred 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: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 501 NumberOfCodeBlocks, 501 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 332 ConstructedInterpolants, 0 QuantifiedInterpolants, 332 SizeOfPredicates, 0 NumberOfNonLiveVariables, 369 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 2756/2808 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 10:18:41,398 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-82.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 b44fb0749d51a8c248564643eb33583e863d90b72cf3676322722ea3464135a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 10:18:43,191 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 10:18:43,275 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 10:18:43,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 10:18:43,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 10:18:43,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 10:18:43,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 10:18:43,307 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 10:18:43,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 10:18:43,307 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 10:18:43,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 10:18:43,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 10:18:43,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 10:18:43,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 10:18:43,308 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 10:18:43,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 10:18:43,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 10:18:43,310 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 10:18:43,310 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:18:43,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 10:18:43,311 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 10:18:43,311 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 -> b44fb0749d51a8c248564643eb33583e863d90b72cf3676322722ea3464135a9 [2025-03-08 10:18:43,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 10:18:43,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 10:18:43,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 10:18:43,561 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 10:18:43,561 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 10:18:43,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-82.i [2025-03-08 10:18:44,793 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17fb04632/df84ec8b735c4ac8a320fb20261dbed2/FLAG2977acdc5 [2025-03-08 10:18:44,995 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 10:18:44,996 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-82.i [2025-03-08 10:18:45,005 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17fb04632/df84ec8b735c4ac8a320fb20261dbed2/FLAG2977acdc5 [2025-03-08 10:18:45,024 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17fb04632/df84ec8b735c4ac8a320fb20261dbed2 [2025-03-08 10:18:45,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 10:18:45,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 10:18:45,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 10:18:45,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 10:18:45,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 10:18:45,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,037 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d45283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45, skipping insertion in model container [2025-03-08 10:18:45,041 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,056 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 10:18:45,165 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-82.i[917,930] [2025-03-08 10:18:45,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:18:45,215 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 10:18:45,221 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-82.i[917,930] [2025-03-08 10:18:45,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 10:18:45,251 INFO L204 MainTranslator]: Completed translation [2025-03-08 10:18:45,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45 WrapperNode [2025-03-08 10:18:45,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 10:18:45,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 10:18:45,252 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 10:18:45,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 10:18:45,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,264 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,292 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 153 [2025-03-08 10:18:45,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 10:18:45,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 10:18:45,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 10:18:45,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 10:18:45,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,309 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,325 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]. [2025-03-08 10:18:45,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,335 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 10:18:45,349 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 10:18:45,349 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 10:18:45,349 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 10:18:45,350 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (1/1) ... [2025-03-08 10:18:45,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 10:18:45,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 10:18:45,381 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) [2025-03-08 10:18:45,386 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 [2025-03-08 10:18:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 10:18:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 10:18:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 10:18:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 10:18:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 10:18:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 10:18:45,463 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 10:18:45,465 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 10:19:01,452 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 10:19:01,452 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 10:19:01,460 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 10:19:01,461 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 10:19:01,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:19:01 BoogieIcfgContainer [2025-03-08 10:19:01,462 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 10:19:01,464 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 10:19:01,464 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 10:19:01,468 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 10:19:01,468 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 10:18:45" (1/3) ... [2025-03-08 10:19:01,469 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efb6923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:19:01, skipping insertion in model container [2025-03-08 10:19:01,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 10:18:45" (2/3) ... [2025-03-08 10:19:01,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@efb6923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 10:19:01, skipping insertion in model container [2025-03-08 10:19:01,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 10:19:01" (3/3) ... [2025-03-08 10:19:01,471 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-82.i [2025-03-08 10:19:01,482 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 10:19:01,483 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_steplocals_file-82.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 10:19:01,527 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 10:19:01,535 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;@3b1df342, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 10:19:01,535 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 10:19:01,538 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-08 10:19:01,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-08 10:19:01,548 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:19:01,549 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:19:01,549 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:19:01,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:19:01,554 INFO L85 PathProgramCache]: Analyzing trace with hash -2087039219, now seen corresponding path program 1 times [2025-03-08 10:19:01,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:19:01,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1790350983] [2025-03-08 10:19:01,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:19:01,562 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 [2025-03-08 10:19:01,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:19:01,565 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) [2025-03-08 10:19:01,566 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 [2025-03-08 10:19:01,641 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:19:02,143 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:19:02,143 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:19:02,143 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:19:02,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 10:19:02,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 10:19:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 712 proven. 0 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2025-03-08 10:19:02,220 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 10:19:02,221 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 10:19:02,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1790350983] [2025-03-08 10:19:02,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1790350983] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 10:19:02,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 10:19:02,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 10:19:02,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054496062] [2025-03-08 10:19:02,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 10:19:02,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 10:19:02,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 10:19:02,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 10:19:02,240 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 10:19:02,241 INFO L87 Difference]: Start difference. First operand has 72 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 43 states have internal predecessors, (54), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-08 10:19:02,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 10:19:02,261 INFO L93 Difference]: Finished difference Result 138 states and 238 transitions. [2025-03-08 10:19:02,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 10:19:02,263 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 167 [2025-03-08 10:19:02,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 10:19:02,268 INFO L225 Difference]: With dead ends: 138 [2025-03-08 10:19:02,269 INFO L226 Difference]: Without dead ends: 69 [2025-03-08 10:19:02,271 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 [2025-03-08 10:19:02,275 INFO L435 NwaCegarLoop]: 103 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, 103 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 [2025-03-08 10:19:02,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 10:19:02,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-03-08 10:19:02,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-03-08 10:19:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 40 states have (on average 1.225) internal successors, (49), 40 states have internal predecessors, (49), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-08 10:19:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 103 transitions. [2025-03-08 10:19:02,316 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 103 transitions. Word has length 167 [2025-03-08 10:19:02,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 10:19:02,317 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 103 transitions. [2025-03-08 10:19:02,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-08 10:19:02,317 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2025-03-08 10:19:02,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2025-03-08 10:19:02,322 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 10:19:02,322 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 10:19:02,340 INFO L552 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)] Ended with exit code 0 [2025-03-08 10:19:02,523 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 [2025-03-08 10:19:02,524 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 10:19:02,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 10:19:02,525 INFO L85 PathProgramCache]: Analyzing trace with hash 936200648, now seen corresponding path program 1 times [2025-03-08 10:19:02,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 10:19:02,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [484168400] [2025-03-08 10:19:02,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 10:19:02,526 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 [2025-03-08 10:19:02,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 10:19:02,528 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) [2025-03-08 10:19:02,529 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 [2025-03-08 10:19:02,590 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 167 statements into 1 equivalence classes. [2025-03-08 10:19:21,302 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 167 of 167 statements. [2025-03-08 10:19:21,303 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 10:19:21,303 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 10:19:22,333 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 61 conjuncts are in the unsatisfiable core [2025-03-08 10:19:22,346 INFO L279 TraceCheckSpWp]: Computing forward predicates...