./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 798a7b37 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_fillercode_fillercodesize_ps-cn-10_file-20.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 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:33:12,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:33:12,818 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 19:33:12,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:33:12,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:33:12,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:33:12,845 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:33:12,845 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:33:12,845 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:33:12,845 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:33:12,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:33:12,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:33:12,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:33:12,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 19:33:12,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:33:12,848 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:33:12,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:33:12,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:33:12,849 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:33:12,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:33:12,849 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 -> 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 [2025-03-03 19:33:13,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:33:13,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:33:13,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:33:13,040 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:33:13,041 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:33:13,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:14,159 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1777b8/1d4757c8ca724275aa798a24c03c3052/FLAGfe5c822b7 [2025-03-03 19:33:14,434 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:33:14,435 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:14,443 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1777b8/1d4757c8ca724275aa798a24c03c3052/FLAGfe5c822b7 [2025-03-03 19:33:14,734 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1777b8/1d4757c8ca724275aa798a24c03c3052 [2025-03-03 19:33:14,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:33:14,737 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:33:14,738 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:33:14,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:33:14,741 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:33:14,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:33:14" (1/1) ... [2025-03-03 19:33:14,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c621b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:14, skipping insertion in model container [2025-03-03 19:33:14,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:33:14" (1/1) ... [2025-03-03 19:33:14,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:33:14,868 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_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2025-03-03 19:33:14,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:33:14,947 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:33:14,957 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_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2025-03-03 19:33:14,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:33:14,999 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:33:15,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15 WrapperNode [2025-03-03 19:33:15,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:33:15,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:33:15,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:33:15,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:33:15,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,020 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,057 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2025-03-03 19:33:15,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:33:15,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:33:15,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:33:15,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:33:15,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,073 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,088 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]. [2025-03-03 19:33:15,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,095 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:33:15,100 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:33:15,100 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:33:15,100 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:33:15,101 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (1/1) ... [2025-03-03 19:33:15,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:33:15,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:33:15,130 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) [2025-03-03 19:33:15,133 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 [2025-03-03 19:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:33:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 19:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:33:15,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:33:15,213 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:33:15,214 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:33:15,484 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: havoc property_#t~ite21#1;havoc property_#t~bitwise20#1;havoc property_#t~short22#1; [2025-03-03 19:33:15,511 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-03-03 19:33:15,511 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:33:15,525 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:33:15,525 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:33:15,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:33:15 BoogieIcfgContainer [2025-03-03 19:33:15,526 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:33:15,527 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:33:15,527 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:33:15,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:33:15,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:33:14" (1/3) ... [2025-03-03 19:33:15,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1665431b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:33:15, skipping insertion in model container [2025-03-03 19:33:15,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:15" (2/3) ... [2025-03-03 19:33:15,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1665431b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:33:15, skipping insertion in model container [2025-03-03 19:33:15,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:33:15" (3/3) ... [2025-03-03 19:33:15,534 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:15,545 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:33:15,547 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:33:15,586 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:33:15,596 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;@84af4c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:33:15,597 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:33:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 55 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-03-03 19:33:15,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-03 19:33:15,611 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:15,612 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:15,612 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:15,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:15,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1751434479, now seen corresponding path program 1 times [2025-03-03 19:33:15,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:33:15,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025031283] [2025-03-03 19:33:15,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:15,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:33:15,703 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:15,723 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:15,727 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:15,727 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-03-03 19:33:15,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:33:15,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025031283] [2025-03-03 19:33:15,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025031283] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:33:15,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682454154] [2025-03-03 19:33:15,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:15,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:33:15,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:33:15,920 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) [2025-03-03 19:33:15,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-03 19:33:16,000 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:16,058 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:16,058 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:16,058 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:16,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:33:16,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:33:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2025-03-03 19:33:16,090 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:33:16,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682454154] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:33:16,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 19:33:16,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 19:33:16,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352855409] [2025-03-03 19:33:16,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:33:16,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:33:16,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:33:16,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:33:16,113 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:33:16,114 INFO L87 Difference]: Start difference. First operand has 82 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 55 states have internal predecessors, (74), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-03-03 19:33:16,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:33:16,146 INFO L93 Difference]: Finished difference Result 158 states and 268 transitions. [2025-03-03 19:33:16,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:33:16,150 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2025-03-03 19:33:16,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:33:16,154 INFO L225 Difference]: With dead ends: 158 [2025-03-03 19:33:16,154 INFO L226 Difference]: Without dead ends: 79 [2025-03-03 19:33:16,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:33:16,161 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 19:33:16,162 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:33:16,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2025-03-03 19:33:16,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2025-03-03 19:33:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-03-03 19:33:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 119 transitions. [2025-03-03 19:33:16,201 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 119 transitions. Word has length 161 [2025-03-03 19:33:16,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:33:16,202 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 119 transitions. [2025-03-03 19:33:16,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2025-03-03 19:33:16,203 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 119 transitions. [2025-03-03 19:33:16,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-03 19:33:16,206 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:16,206 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:16,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-03 19:33:16,406 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 [2025-03-03 19:33:16,407 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:16,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:16,407 INFO L85 PathProgramCache]: Analyzing trace with hash -709561676, now seen corresponding path program 1 times [2025-03-03 19:33:16,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:33:16,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901913821] [2025-03-03 19:33:16,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:16,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:33:16,427 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:16,599 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:16,599 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:16,599 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 6 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2025-03-03 19:33:17,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 19:33:17,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901913821] [2025-03-03 19:33:17,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901913821] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:33:17,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059219255] [2025-03-03 19:33:17,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:17,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:33:17,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:33:17,450 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:33:17,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-03 19:33:17,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:17,557 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:17,557 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:17,557 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:17,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-03-03 19:33:17,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:33:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 244 proven. 6 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2025-03-03 19:33:17,788 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:33:18,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059219255] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 19:33:18,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 19:33:18,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 9 [2025-03-03 19:33:18,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391483995] [2025-03-03 19:33:18,031 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 19:33:18,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 19:33:18,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 19:33:18,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 19:33:18,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2025-03-03 19:33:18,033 INFO L87 Difference]: Start difference. First operand 79 states and 119 transitions. Second operand has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 19:33:18,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:33:18,528 INFO L93 Difference]: Finished difference Result 202 states and 301 transitions. [2025-03-03 19:33:18,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-03-03 19:33:18,529 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 161 [2025-03-03 19:33:18,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:33:18,532 INFO L225 Difference]: With dead ends: 202 [2025-03-03 19:33:18,534 INFO L226 Difference]: Without dead ends: 126 [2025-03-03 19:33:18,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2025-03-03 19:33:18,535 INFO L435 NwaCegarLoop]: 118 mSDtfsCounter, 122 mSDsluCounter, 386 mSDsCounter, 0 mSdLazyCounter, 442 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 504 SdHoareTripleChecker+Invalid, 449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-03 19:33:18,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 504 Invalid, 449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 442 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-03 19:33:18,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2025-03-03 19:33:18,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 121. [2025-03-03 19:33:18,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 72 states have (on average 1.2361111111111112) internal successors, (89), 73 states have internal predecessors, (89), 45 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (45), 44 states have call predecessors, (45), 45 states have call successors, (45) [2025-03-03 19:33:18,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 179 transitions. [2025-03-03 19:33:18,548 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 179 transitions. Word has length 161 [2025-03-03 19:33:18,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:33:18,549 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 179 transitions. [2025-03-03 19:33:18,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.444444444444445) internal successors, (49), 9 states have internal predecessors, (49), 2 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2025-03-03 19:33:18,549 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 179 transitions. [2025-03-03 19:33:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2025-03-03 19:33:18,555 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:18,555 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:18,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-03 19:33:18,759 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2025-03-03 19:33:18,759 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:18,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:18,760 INFO L85 PathProgramCache]: Analyzing trace with hash -199027499, now seen corresponding path program 1 times [2025-03-03 19:33:18,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 19:33:18,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827798106] [2025-03-03 19:33:18,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 19:33:18,771 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:18,844 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:18,844 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:18,844 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 19:33:18,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [533723417] [2025-03-03 19:33:18,847 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:18,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:33:18,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:33:18,849 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 19:33:18,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-03 19:33:18,901 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:18,994 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:18,995 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:18,995 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:33:18,995 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 19:33:19,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 161 statements into 1 equivalence classes. [2025-03-03 19:33:19,041 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 161 of 161 statements. [2025-03-03 19:33:19,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:19,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 19:33:19,129 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 19:33:19,129 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 19:33:19,130 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 19:33:19,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-03 19:33:19,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 19:33:19,334 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-03 19:33:19,431 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 19:33:19,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 07:33:19 BoogieIcfgContainer [2025-03-03 19:33:19,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 19:33:19,437 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 19:33:19,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 19:33:19,438 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 19:33:19,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:33:15" (3/4) ... [2025-03-03 19:33:19,440 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 19:33:19,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 19:33:19,443 INFO L158 Benchmark]: Toolchain (without parser) took 4703.65ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 109.8MB in the beginning and 146.3MB in the end (delta: -36.5MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. [2025-03-03 19:33:19,443 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:33:19,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.44ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 94.9MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 19:33:19,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.71ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 91.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:33:19,444 INFO L158 Benchmark]: Boogie Preprocessor took 41.48ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 86.5MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 19:33:19,444 INFO L158 Benchmark]: IcfgBuilder took 425.46ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 60.3MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-03 19:33:19,444 INFO L158 Benchmark]: TraceAbstraction took 3909.91ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 59.2MB in the beginning and 149.2MB in the end (delta: -90.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2025-03-03 19:33:19,445 INFO L158 Benchmark]: Witness Printer took 2.78ms. Allocated memory is still 293.6MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 19:33:19,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.44ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 94.9MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.71ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 91.6MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.48ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 86.5MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 425.46ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 60.3MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3909.91ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 59.2MB in the beginning and 149.2MB in the end (delta: -90.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * Witness Printer took 2.78ms. Allocated memory is still 293.6MB. Free memory is still 146.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 125, overapproximation of someBinaryFLOATComparisonOperation at line 127, overapproximation of someBinaryFLOATComparisonOperation at line 88, overapproximation of someBinaryFLOATComparisonOperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 148, overapproximation of someBinaryArithmeticFLOAToperation at line 78, overapproximation of someBinaryArithmeticFLOAToperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 128; [L25] unsigned char var_1_4 = 2; [L26] unsigned char var_1_5 = 2; [L27] unsigned char var_1_6 = 32; [L28] unsigned short int var_1_8 = 100; [L29] float var_1_9 = 255.75; [L30] signed char var_1_10 = 64; [L31] signed char var_1_11 = 32; [L32] signed char var_1_12 = 4; [L33] float var_1_13 = 0.0; [L34] float var_1_14 = 7.25; [L35] float var_1_15 = 8.125; [L36] float var_1_16 = 24.5; [L37] signed short int var_1_17 = -256; [L38] double var_1_18 = 31.5; [L39] float var_1_19 = 255.2; [L40] float var_1_20 = 5.5; [L41] signed long int var_1_21 = -8; [L42] double var_1_22 = 0.5; [L43] unsigned short int var_1_23 = 200; [L44] unsigned short int var_1_24 = 1; [L45] signed short int var_1_25 = -16; [L46] signed short int var_1_26 = -32; [L47] signed short int var_1_27 = 4; [L48] unsigned short int var_1_28 = 2; [L49] unsigned char last_1_var_1_6 = 32; [L50] unsigned short int last_1_var_1_8 = 100; VAL [isInitial=0, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L152] isInitial = 1 [L153] FCALL initially() [L154] COND TRUE 1 [L155] CALL updateLastVariables() [L144] last_1_var_1_6 = var_1_6 [L145] last_1_var_1_8 = var_1_8 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=0, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L155] RET updateLastVariables() [L156] CALL updateVariables() [L103] var_1_2 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L104] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L105] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L105] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=128, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L106] var_1_3 = __VERIFIER_nondet_uchar() [L107] CALL assume_abort_if_not(var_1_3 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L107] RET assume_abort_if_not(var_1_3 >= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L108] CALL assume_abort_if_not(var_1_3 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L108] RET assume_abort_if_not(var_1_3 <= 254) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L109] var_1_4 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L110] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L111] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L111] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L112] var_1_5 = __VERIFIER_nondet_uchar() [L113] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L113] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L114] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L114] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=64, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L115] var_1_10 = __VERIFIER_nondet_char() [L116] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L116] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L117] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L117] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=32, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L118] var_1_11 = __VERIFIER_nondet_char() [L119] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L119] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L120] CALL assume_abort_if_not(var_1_11 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L120] RET assume_abort_if_not(var_1_11 <= 64) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=4, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L121] var_1_12 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L122] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L123] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L123] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L124] var_1_13 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L125] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_14=29/4, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L126] var_1_14 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L127] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_16=49/2, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L128] var_1_16 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L129] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_20=11/2, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L130] var_1_20 = __VERIFIER_nondet_float() [L131] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L131] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=1, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L132] var_1_24 = __VERIFIER_nondet_ushort() [L133] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L133] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] CALL assume_abort_if_not(var_1_24 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L134] RET assume_abort_if_not(var_1_24 <= 65534) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=-32, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L135] var_1_26 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_26 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L136] RET assume_abort_if_not(var_1_26 >= -32768) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L137] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L138] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=4, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L139] var_1_27 = __VERIFIER_nondet_short() [L140] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L140] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L141] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=1276/5, var_1_1=5, var_1_21=-8, var_1_22=1/2, var_1_23=200, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L156] RET updateVariables() [L157] CALL step() [L54] var_1_19 = var_1_20 [L55] var_1_21 = -16 [L56] var_1_22 = var_1_20 [L57] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L58] EXPR var_1_23 ^ (var_1_21 % var_1_26) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-16, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L58] COND TRUE (var_1_23 ^ (var_1_21 % var_1_26)) <= var_1_24 [L59] var_1_25 = var_1_27 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=2, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L61] var_1_28 = var_1_24 [L62] signed long int stepLocal_0 = 64 + (var_1_5 / var_1_3); VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_0=64, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L63] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L64] var_1_6 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=5, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100, var_1_9=1023/4] [L68] COND TRUE \read(var_1_2) [L69] var_1_1 = (var_1_3 - var_1_4) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100, var_1_9=1023/4] [L73] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L74] var_1_9 = (64.8f - (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100] [L78] var_1_15 = (var_1_14 + var_1_16) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100] [L79] COND TRUE \read(var_1_2) [L80] var_1_17 = (var_1_3 + var_1_12) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_17=127, var_1_18=63/2, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100] [L88] COND FALSE !((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) [L93] var_1_18 = var_1_16 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100] [L95] signed long int stepLocal_1 = var_1_3 - var_1_5; VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, stepLocal_1=127, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=100] [L96] COND TRUE (var_1_17 + var_1_6) >= stepLocal_1 [L97] var_1_8 = ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=127] [L157] RET step() [L158] CALL, EXPR property() [L148] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=127] [L148-L149] return ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 - var_1_4))) : (var_1_1 == ((unsigned char) (var_1_4 + var_1_5)))) && (((64 + (var_1_5 / var_1_3)) != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6))) ? (var_1_6 == ((unsigned char) var_1_4)) : (var_1_6 == ((unsigned char) 128)))) && (((var_1_17 + var_1_6) >= (var_1_3 - var_1_5)) ? (var_1_8 == ((unsigned short int) ((((var_1_6) > (var_1_3)) ? (var_1_6) : (var_1_3))))) : (var_1_8 == ((unsigned short int) var_1_6)))) && ((((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5) ? (var_1_9 == ((float) (64.8f - (var_1_13 - var_1_14)))) : (var_1_9 == ((float) var_1_13)))) && (var_1_15 == ((float) (var_1_14 + var_1_16)))) && (var_1_2 ? (var_1_17 == ((signed short int) (var_1_3 + var_1_12))) : ((var_1_14 == (((((99.8f) < (var_1_16)) ? (99.8f) : (var_1_16))) / ((((255.6f) > (var_1_13)) ? (255.6f) : (var_1_13))))) ? (var_1_17 == ((signed short int) var_1_4)) : (var_1_17 == ((signed short int) (var_1_5 - var_1_3)))))) && (((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) ? (((var_1_11 << var_1_12) > var_1_5) ? (var_1_18 == ((double) var_1_13)) : 1) : (var_1_18 == ((double) var_1_16))) ; [L158] RET, EXPR property() [L158] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=127] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=63, var_1_11=0, var_1_12=0, var_1_16=3, var_1_17=127, var_1_18=3, var_1_19=2, var_1_1=122, var_1_20=2, var_1_21=-16, var_1_22=2, var_1_23=0, var_1_24=0, var_1_25=-32767, var_1_26=1, var_1_27=-32767, var_1_28=0, var_1_2=1, var_1_3=639, var_1_4=5, var_1_5=0, var_1_6=5, var_1_8=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 162 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122 mSDsluCounter, 620 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 386 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 445 IncrementalHoareTripleChecker+Invalid, 452 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 234 mSDtfsCounter, 445 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 358 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=121occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 966 NumberOfCodeBlocks, 966 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 640 ConstructedInterpolants, 0 QuantifiedInterpolants, 735 SizeOfPredicates, 2 NumberOfNonLiveVariables, 766 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 4740/4800 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 [2025-03-03 19:33:19,467 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_fillercode_fillercodesize_ps-cn-10_file-20.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 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 19:33:21,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 19:33:21,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 19:33:21,461 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 19:33:21,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 19:33:21,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 19:33:21,484 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 19:33:21,484 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 19:33:21,485 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 19:33:21,485 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 19:33:21,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 19:33:21,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 19:33:21,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 19:33:21,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 19:33:21,486 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 19:33:21,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 19:33:21,487 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 19:33:21,488 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:33:21,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 19:33:21,488 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 19:33:21,489 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 19:33:21,489 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 19:33:21,489 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 -> 414bb62ad2abe4e5b98a53b0c8d83d802c0097b81622c35de52d70b6e5eb7b98 [2025-03-03 19:33:21,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 19:33:21,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 19:33:21,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 19:33:21,773 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 19:33:21,773 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 19:33:21,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:22,999 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4d75024/349db3e6bc224dfcac7d25bbfd270821/FLAGb93342811 [2025-03-03 19:33:23,181 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 19:33:23,182 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:23,187 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4d75024/349db3e6bc224dfcac7d25bbfd270821/FLAGb93342811 [2025-03-03 19:33:23,199 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4d75024/349db3e6bc224dfcac7d25bbfd270821 [2025-03-03 19:33:23,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 19:33:23,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 19:33:23,202 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 19:33:23,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 19:33:23,205 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 19:33:23,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@671c484b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23, skipping insertion in model container [2025-03-03 19:33:23,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 19:33:23,332 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_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2025-03-03 19:33:23,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:33:23,411 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 19:33:23,420 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_fillercode_fillercodesize_ps-cn-10_file-20.i[915,928] [2025-03-03 19:33:23,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 19:33:23,473 INFO L204 MainTranslator]: Completed translation [2025-03-03 19:33:23,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23 WrapperNode [2025-03-03 19:33:23,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 19:33:23,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 19:33:23,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 19:33:23,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 19:33:23,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,517 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2025-03-03 19:33:23,517 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 19:33:23,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 19:33:23,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 19:33:23,518 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 19:33:23,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,528 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,536 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]. [2025-03-03 19:33:23,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,543 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,544 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,545 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 19:33:23,549 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 19:33:23,549 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 19:33:23,549 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 19:33:23,550 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (1/1) ... [2025-03-03 19:33:23,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 19:33:23,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 19:33:23,575 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) [2025-03-03 19:33:23,581 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 [2025-03-03 19:33:23,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 19:33:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 19:33:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 19:33:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 19:33:23,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 19:33:23,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 19:33:23,651 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 19:33:23,653 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 19:33:30,955 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-03 19:33:30,956 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 19:33:30,964 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 19:33:30,965 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 19:33:30,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:33:30 BoogieIcfgContainer [2025-03-03 19:33:30,965 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 19:33:30,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 19:33:30,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 19:33:30,970 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 19:33:30,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 07:33:23" (1/3) ... [2025-03-03 19:33:30,970 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509124f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:33:30, skipping insertion in model container [2025-03-03 19:33:30,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 07:33:23" (2/3) ... [2025-03-03 19:33:30,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@509124f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 07:33:30, skipping insertion in model container [2025-03-03 19:33:30,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 07:33:30" (3/3) ... [2025-03-03 19:33:30,976 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i [2025-03-03 19:33:30,988 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 19:33:30,990 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-20.i that has 2 procedures, 69 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 19:33:31,032 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 19:33:31,041 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;@61a681d8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 19:33:31,042 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 19:33:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-03-03 19:33:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-03 19:33:31,052 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:31,052 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:31,052 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:31,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:31,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1375499770, now seen corresponding path program 1 times [2025-03-03 19:33:31,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:33:31,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1232123418] [2025-03-03 19:33:31,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:31,074 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 [2025-03-03 19:33:31,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:33:31,076 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) [2025-03-03 19:33:31,077 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 [2025-03-03 19:33:31,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-03 19:33:31,452 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-03 19:33:31,453 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:31,453 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:31,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 19:33:31,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:33:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2025-03-03 19:33:31,502 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 19:33:31,502 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:33:31,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1232123418] [2025-03-03 19:33:31,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1232123418] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 19:33:31,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 19:33:31,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 19:33:31,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782645962] [2025-03-03 19:33:31,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:33:31,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 19:33:31,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:33:31,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 19:33:31,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:33:31,522 INFO L87 Difference]: Start difference. First operand has 69 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-03-03 19:33:31,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:33:31,540 INFO L93 Difference]: Finished difference Result 132 states and 228 transitions. [2025-03-03 19:33:31,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 19:33:31,542 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 158 [2025-03-03 19:33:31,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:33:31,548 INFO L225 Difference]: With dead ends: 132 [2025-03-03 19:33:31,548 INFO L226 Difference]: Without dead ends: 66 [2025-03-03 19:33:31,551 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 19:33:31,553 INFO L435 NwaCegarLoop]: 99 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, 99 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 [2025-03-03 19:33:31,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 19:33:31,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-03-03 19:33:31,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-03-03 19:33:31,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 39 states have internal predecessors, (49), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-03-03 19:33:31,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 99 transitions. [2025-03-03 19:33:31,584 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 99 transitions. Word has length 158 [2025-03-03 19:33:31,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:33:31,584 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 99 transitions. [2025-03-03 19:33:31,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2025-03-03 19:33:31,584 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2025-03-03 19:33:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-03 19:33:31,586 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:31,586 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:31,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-03 19:33:31,786 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 [2025-03-03 19:33:31,787 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:31,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:31,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1074703683, now seen corresponding path program 1 times [2025-03-03 19:33:31,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:33:31,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104207485] [2025-03-03 19:33:31,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:31,788 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 [2025-03-03 19:33:31,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:33:31,790 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) [2025-03-03 19:33:31,792 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 [2025-03-03 19:33:31,845 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-03 19:33:32,316 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-03 19:33:32,317 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:32,317 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:32,336 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-03 19:33:32,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:33:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 244 proven. 6 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2025-03-03 19:33:32,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 19:33:33,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2025-03-03 19:33:33,895 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 19:33:33,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104207485] [2025-03-03 19:33:33,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1104207485] provided 1 perfect and 1 imperfect interpolant sequences [2025-03-03 19:33:33,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 19:33:33,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2025-03-03 19:33:33,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833854968] [2025-03-03 19:33:33,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 19:33:33,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 19:33:33,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 19:33:33,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 19:33:33,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-03-03 19:33:33,898 INFO L87 Difference]: Start difference. First operand 66 states and 99 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2025-03-03 19:33:34,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 19:33:34,251 INFO L93 Difference]: Finished difference Result 133 states and 198 transitions. [2025-03-03 19:33:34,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 19:33:34,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 158 [2025-03-03 19:33:34,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 19:33:34,259 INFO L225 Difference]: With dead ends: 133 [2025-03-03 19:33:34,259 INFO L226 Difference]: Without dead ends: 70 [2025-03-03 19:33:34,260 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2025-03-03 19:33:34,260 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 79 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-03 19:33:34,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 109 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-03 19:33:34,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-03-03 19:33:34,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-03-03 19:33:34,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 25 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2025-03-03 19:33:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 101 transitions. [2025-03-03 19:33:34,269 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 101 transitions. Word has length 158 [2025-03-03 19:33:34,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 19:33:34,270 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 101 transitions. [2025-03-03 19:33:34,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2025-03-03 19:33:34,270 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2025-03-03 19:33:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2025-03-03 19:33:34,271 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 19:33:34,271 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-03 19:33:34,282 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 (3)] Ended with exit code 0 [2025-03-03 19:33:34,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /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 [2025-03-03 19:33:34,472 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 19:33:34,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 19:33:34,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1580262308, now seen corresponding path program 1 times [2025-03-03 19:33:34,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 19:33:34,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155893597] [2025-03-03 19:33:34,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 19:33:34,473 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 [2025-03-03 19:33:34,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 19:33:34,475 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2025-03-03 19:33:34,476 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 (4)] Waiting until timeout for monitored process [2025-03-03 19:33:34,521 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 158 statements into 1 equivalence classes. [2025-03-03 19:33:35,033 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 158 of 158 statements. [2025-03-03 19:33:35,033 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 19:33:35,033 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 19:33:35,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 56 conjuncts are in the unsatisfiable core [2025-03-03 19:33:35,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 19:34:23,026 WARN L286 SmtUtils]: Spent 8.45s on a formula simplification that was a NOOP. DAG size: 83 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)