./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e08fff422fa05e55de9465eb7ce68add40168437de7b6f905b417b90cbb987a0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:56:22,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:56:22,094 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-05 20:56:22,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:56:22,103 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:56:22,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:56:22,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:56:22,128 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:56:22,128 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:56:22,128 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:56:22,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:56:22,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:56:22,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:56:22,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:56:22,129 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:56:22,129 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:56:22,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:56:22,130 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e08fff422fa05e55de9465eb7ce68add40168437de7b6f905b417b90cbb987a0 [2025-02-05 20:56:22,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:56:22,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:56:22,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:56:22,382 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:56:22,382 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:56:22,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:23,567 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/016431682/aa0a138ded7843e6a6463054aba358b1/FLAGf20bce84e [2025-02-05 20:56:23,852 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:56:23,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:23,860 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/016431682/aa0a138ded7843e6a6463054aba358b1/FLAGf20bce84e [2025-02-05 20:56:24,130 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/016431682/aa0a138ded7843e6a6463054aba358b1 [2025-02-05 20:56:24,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:56:24,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:56:24,133 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:56:24,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:56:24,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:56:24,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467b288f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24, skipping insertion in model container [2025-02-05 20:56:24,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,152 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:56:24,240 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i[913,926] [2025-02-05 20:56:24,289 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:56:24,300 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:56:24,307 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i[913,926] [2025-02-05 20:56:24,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:56:24,342 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:56:24,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24 WrapperNode [2025-02-05 20:56:24,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:56:24,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:56:24,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:56:24,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:56:24,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,378 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 150 [2025-02-05 20:56:24,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:56:24,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:56:24,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:56:24,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:56:24,389 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,391 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,411 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]. [2025-02-05 20:56:24,411 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,411 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,417 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:56:24,431 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:56:24,431 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:56:24,431 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:56:24,432 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (1/1) ... [2025-02-05 20:56:24,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:56:24,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:56:24,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:56:24,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:56:24,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:56:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:56:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-05 20:56:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:56:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:56:24,548 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:56:24,550 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:56:24,767 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L118: havoc property_#t~ite16#1;havoc property_#t~bitwise15#1;havoc property_#t~short17#1; [2025-02-05 20:56:24,785 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2025-02-05 20:56:24,785 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:56:24,794 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:56:24,795 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:56:24,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:56:24 BoogieIcfgContainer [2025-02-05 20:56:24,795 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:56:24,798 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:56:24,798 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:56:24,802 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:56:24,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:56:24" (1/3) ... [2025-02-05 20:56:24,803 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75621a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:56:24, skipping insertion in model container [2025-02-05 20:56:24,803 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:24" (2/3) ... [2025-02-05 20:56:24,804 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75621a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:56:24, skipping insertion in model container [2025-02-05 20:56:24,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:56:24" (3/3) ... [2025-02-05 20:56:24,805 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:24,818 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:56:24,820 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-20.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:56:24,868 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:56:24,878 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;@49016a3f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:56:24,879 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:56:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-02-05 20:56:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2025-02-05 20:56:24,891 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:56:24,892 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:56:24,892 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:56:24,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:56:24,897 INFO L85 PathProgramCache]: Analyzing trace with hash 751624179, now seen corresponding path program 1 times [2025-02-05 20:56:24,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-05 20:56:24,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802571977] [2025-02-05 20:56:24,903 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:56:24,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-05 20:56:24,985 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-02-05 20:56:25,140 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-02-05 20:56:25,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:56:25,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-02-05 20:56:25,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [7971952] [2025-02-05 20:56:25,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:56:25,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-05 20:56:25,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:56:25,156 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-05 20:56:25,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-02-05 20:56:25,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-02-05 20:56:25,336 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-02-05 20:56:25,337 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:56:25,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:56:25,337 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-05 20:56:25,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 114 statements into 1 equivalence classes. [2025-02-05 20:56:25,391 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 114 of 114 statements. [2025-02-05 20:56:25,393 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:56:25,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-05 20:56:25,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-05 20:56:25,457 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-02-05 20:56:25,458 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-05 20:56:25,467 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-02-05 20:56:25,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-02-05 20:56:25,664 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2025-02-05 20:56:25,715 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-05 20:56:25,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.02 08:56:25 BoogieIcfgContainer [2025-02-05 20:56:25,717 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-05 20:56:25,717 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-05 20:56:25,717 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-05 20:56:25,722 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-05 20:56:25,722 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:56:24" (3/4) ... [2025-02-05 20:56:25,728 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-05 20:56:25,728 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-05 20:56:25,729 INFO L158 Benchmark]: Toolchain (without parser) took 1596.74ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 81.0MB in the end (delta: 24.9MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.02ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.47ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 88.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: Boogie Preprocessor took 47.52ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 83.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: IcfgBuilder took 364.22ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 61.5MB in the end (delta: 21.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-05 20:56:25,733 INFO L158 Benchmark]: TraceAbstraction took 918.80ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 81.8MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:56:25,734 INFO L158 Benchmark]: Witness Printer took 11.27ms. Allocated memory is still 142.6MB. Free memory was 81.8MB in the beginning and 81.0MB in the end (delta: 800.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-05 20:56:25,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.02ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 91.5MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.47ms. Allocated memory is still 142.6MB. Free memory was 91.5MB in the beginning and 88.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.52ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 83.2MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 364.22ms. Allocated memory is still 142.6MB. Free memory was 83.2MB in the beginning and 61.5MB in the end (delta: 21.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 918.80ms. Allocated memory is still 142.6MB. Free memory was 60.5MB in the beginning and 81.8MB in the end (delta: -21.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 11.27ms. Allocated memory is still 142.6MB. Free memory was 81.8MB in the beginning and 81.0MB in the end (delta: 800.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 70, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 60. 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] unsigned char last_1_var_1_6 = 32; [L40] 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_1=5, 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] [L122] isInitial = 1 [L123] FCALL initially() [L124] COND TRUE 1 [L125] CALL updateLastVariables() [L114] last_1_var_1_6 = var_1_6 [L115] 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_1=5, 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] [L125] RET updateLastVariables() [L126] CALL updateVariables() [L85] var_1_2 = __VERIFIER_nondet_uchar() [L86] 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_1=5, 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_1=5, 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] [L86] 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_1=5, 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] [L87] 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_1=5, 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_1=5, 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] [L87] 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_1=5, 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] [L88] var_1_3 = __VERIFIER_nondet_uchar() [L89] 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_1=5, var_1_2=1, var_1_3=-384, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L89] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L90] 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_1=5, var_1_2=1, var_1_3=-384, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L90] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=2, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L91] var_1_4 = __VERIFIER_nondet_uchar() [L92] 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_1=5, var_1_2=1, var_1_3=-384, 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_1=5, var_1_2=1, var_1_3=-384, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L92] 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_1=5, var_1_2=1, var_1_3=-384, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L93] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L93] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=2, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L94] var_1_5 = __VERIFIER_nondet_uchar() [L95] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L95] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L96] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L96] 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L97] var_1_10 = __VERIFIER_nondet_char() [L98] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L98] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L99] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L99] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L100] var_1_11 = __VERIFIER_nondet_char() [L101] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L101] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L102] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L102] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L103] var_1_12 = __VERIFIER_nondet_char() [L104] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L104] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L105] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L105] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L106] var_1_13 = __VERIFIER_nondet_float() [L107] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L107] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L108] var_1_14 = __VERIFIER_nondet_float() [L109] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L109] 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=127, 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_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L110] var_1_16 = __VERIFIER_nondet_float() [L111] 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L111] 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L126] RET updateVariables() [L127] CALL step() [L44] 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=32, var_1_8=100, var_1_9=1023/4] [L45] COND TRUE stepLocal_0 != (last_1_var_1_8 - (var_1_4 + last_1_var_1_6)) [L46] var_1_6 = var_1_4 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=5, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100, var_1_9=1023/4] [L50] COND TRUE \read(var_1_2) [L51] 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100, var_1_9=1023/4] [L55] COND TRUE ((var_1_10 - var_1_11) - (16 + var_1_12)) != var_1_5 [L56] 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=127, var_1_11=0, var_1_12=0, var_1_15=65/8, var_1_17=-256, var_1_18=63/2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100] [L60] 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=127, var_1_11=0, var_1_12=0, var_1_17=-256, var_1_18=63/2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100] [L61] COND TRUE \read(var_1_2) [L62] 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=127, var_1_11=0, var_1_12=0, var_1_17=128, var_1_18=63/2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100] [L70] COND FALSE !((var_1_2 || (var_1_16 > var_1_13)) && (var_1_3 < var_1_1)) [L75] var_1_18 = var_1_16 VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100] [L77] 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=18, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=100] [L78] COND TRUE (var_1_17 + var_1_6) >= stepLocal_1 [L79] 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=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=128] [L127] RET step() [L128] CALL, EXPR property() [L118] 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=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=128] [L118-L119] 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))) ; [L128] RET, EXPR property() [L128] 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=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=128] [L19] reach_error() VAL [isInitial=1, last_1_var_1_6=32, last_1_var_1_8=100, var_1_10=127, var_1_11=0, var_1_12=0, var_1_16=2, var_1_17=128, var_1_18=2, var_1_1=125, var_1_2=1, var_1_3=-384, var_1_4=3, var_1_5=366, var_1_6=3, var_1_8=128] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 228 NumberOfCodeBlocks, 228 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2025-02-05 20:56:25,752 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e08fff422fa05e55de9465eb7ce68add40168437de7b6f905b417b90cbb987a0 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-05 20:56:27,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-05 20:56:27,765 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-05 20:56:27,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-05 20:56:27,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-05 20:56:27,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-05 20:56:27,788 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-05 20:56:27,788 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-05 20:56:27,788 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-05 20:56:27,788 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-05 20:56:27,788 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-05 20:56:27,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-05 20:56:27,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Use SBE=true [2025-02-05 20:56:27,789 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-05 20:56:27,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-05 20:56:27,790 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-05 20:56:27,790 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:56:27,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-05 20:56:27,791 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e08fff422fa05e55de9465eb7ce68add40168437de7b6f905b417b90cbb987a0 [2025-02-05 20:56:28,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-05 20:56:28,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-05 20:56:28,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-05 20:56:28,040 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-05 20:56:28,040 INFO L274 PluginConnector]: CDTParser initialized [2025-02-05 20:56:28,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:29,269 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8024fe4bb/1fc55ef7e08646cf959f60b68853eeac/FLAG04daaec25 [2025-02-05 20:56:29,469 INFO L384 CDTParser]: Found 1 translation units. [2025-02-05 20:56:29,470 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:29,480 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8024fe4bb/1fc55ef7e08646cf959f60b68853eeac/FLAG04daaec25 [2025-02-05 20:56:29,490 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8024fe4bb/1fc55ef7e08646cf959f60b68853eeac [2025-02-05 20:56:29,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-05 20:56:29,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-05 20:56:29,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-05 20:56:29,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-05 20:56:29,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-05 20:56:29,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ebbc34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29, skipping insertion in model container [2025-02-05 20:56:29,498 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-05 20:56:29,605 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i[913,926] [2025-02-05 20:56:29,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:56:29,647 INFO L200 MainTranslator]: Completed pre-run [2025-02-05 20:56:29,654 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-20.i[913,926] [2025-02-05 20:56:29,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-05 20:56:29,685 INFO L204 MainTranslator]: Completed translation [2025-02-05 20:56:29,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29 WrapperNode [2025-02-05 20:56:29,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-05 20:56:29,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-05 20:56:29,687 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-05 20:56:29,687 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-05 20:56:29,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,712 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 123 [2025-02-05 20:56:29,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-05 20:56:29,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-05 20:56:29,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-05 20:56:29,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-05 20:56:29,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,721 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,730 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]. [2025-02-05 20:56:29,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,736 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,737 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-05 20:56:29,741 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-05 20:56:29,741 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-05 20:56:29,741 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-05 20:56:29,744 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (1/1) ... [2025-02-05 20:56:29,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-05 20:56:29,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-05 20:56:29,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-05 20:56:29,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-05 20:56:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-05 20:56:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-05 20:56:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-05 20:56:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-05 20:56:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-05 20:56:29,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-05 20:56:29,869 INFO L257 CfgBuilder]: Building ICFG [2025-02-05 20:56:29,870 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-05 20:56:35,031 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-02-05 20:56:35,031 INFO L308 CfgBuilder]: Performing block encoding [2025-02-05 20:56:35,038 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-05 20:56:35,038 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-05 20:56:35,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:56:35 BoogieIcfgContainer [2025-02-05 20:56:35,038 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-05 20:56:35,040 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-05 20:56:35,040 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-05 20:56:35,043 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-05 20:56:35,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.02 08:56:29" (1/3) ... [2025-02-05 20:56:35,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611ab3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:56:35, skipping insertion in model container [2025-02-05 20:56:35,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.02 08:56:29" (2/3) ... [2025-02-05 20:56:35,044 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@611ab3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.02 08:56:35, skipping insertion in model container [2025-02-05 20:56:35,044 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 05.02 08:56:35" (3/3) ... [2025-02-05 20:56:35,047 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-20.i [2025-02-05 20:56:35,074 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-05 20:56:35,075 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_normal_file-20.i that has 2 procedures, 55 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-05 20:56:35,128 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-05 20:56:35,137 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;@1ad02c2c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-05 20:56:35,138 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-05 20:56:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 35 states have (on average 1.3428571428571427) internal successors, (47), 36 states have internal predecessors, (47), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2025-02-05 20:56:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2025-02-05 20:56:35,150 INFO L210 NwaCegarLoop]: Found error trace [2025-02-05 20:56:35,150 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-05 20:56:35,150 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-05 20:56:35,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-05 20:56:35,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1613708619, now seen corresponding path program 1 times [2025-02-05 20:56:35,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-02-05 20:56:35,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1890528687] [2025-02-05 20:56:35,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-05 20:56:35,167 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 [2025-02-05 20:56:35,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-02-05 20:56:35,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-02-05 20:56:35,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-02-05 20:56:35,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 112 statements into 1 equivalence classes. [2025-02-05 20:56:35,653 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 112 of 112 statements. [2025-02-05 20:56:35,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-05 20:56:35,656 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-05 20:56:35,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 53 conjuncts are in the unsatisfiable core [2025-02-05 20:56:35,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-05 20:57:11,269 WARN L286 SmtUtils]: Spent 10.51s on a formula simplification that was a NOOP. DAG size: 85 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2025-02-05 20:57:54,993 WARN L286 SmtUtils]: Spent 16.77s on a formula simplification that was a NOOP. DAG size: 88 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)