./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.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_fillercodestructure_filler-pr-ci_file-46.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 985b50a0b8eeadb0f849d937466c4ec1e5f58df88650cbc5b820e0f210728055 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 21:04:25,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 21:04:25,465 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 21:04:25,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 21:04:25,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 21:04:25,493 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 21:04:25,495 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 21:04:25,495 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 21:04:25,495 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 21:04:25,496 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 21:04:25,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 21:04:25,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 21:04:25,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 21:04:25,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 21:04:25,497 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 21:04:25,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 21:04:25,498 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 21:04:25,499 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:04:25,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 21:04:25,499 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 21:04:25,500 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 21:04:25,500 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 -> 985b50a0b8eeadb0f849d937466c4ec1e5f58df88650cbc5b820e0f210728055 [2025-03-03 21:04:25,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 21:04:25,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 21:04:25,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 21:04:25,754 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 21:04:25,754 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 21:04:25,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:04:26,907 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052f35695/259b23c1d0b6405e8ebf4bb17c403960/FLAGaf25feb6a [2025-03-03 21:04:27,147 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 21:04:27,150 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:04:27,158 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052f35695/259b23c1d0b6405e8ebf4bb17c403960/FLAGaf25feb6a [2025-03-03 21:04:27,169 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/052f35695/259b23c1d0b6405e8ebf4bb17c403960 [2025-03-03 21:04:27,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 21:04:27,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 21:04:27,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 21:04:27,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 21:04:27,177 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 21:04:27,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec8e47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27, skipping insertion in model container [2025-03-03 21:04:27,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,193 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 21:04:27,296 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_fillercodestructure_filler-pr-ci_file-46.i[919,932] [2025-03-03 21:04:27,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:04:27,378 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 21:04:27,385 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_fillercodestructure_filler-pr-ci_file-46.i[919,932] [2025-03-03 21:04:27,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:04:27,419 INFO L204 MainTranslator]: Completed translation [2025-03-03 21:04:27,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27 WrapperNode [2025-03-03 21:04:27,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 21:04:27,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 21:04:27,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 21:04:27,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 21:04:27,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,456 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2025-03-03 21:04:27,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 21:04:27,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 21:04:27,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 21:04:27,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 21:04:27,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,470 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,490 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 21:04:27,492 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,493 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,518 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 21:04:27,519 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 21:04:27,519 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 21:04:27,519 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 21:04:27,520 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (1/1) ... [2025-03-03 21:04:27,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:04:27,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:27,547 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 21:04:27,551 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 21:04:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 21:04:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 21:04:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 21:04:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 21:04:27,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 21:04:27,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 21:04:27,621 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 21:04:27,622 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 21:04:27,906 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L171: havoc property_#t~bitwise20#1;havoc property_#t~bitwise21#1;havoc property_#t~short22#1; [2025-03-03 21:04:27,931 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2025-03-03 21:04:27,932 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 21:04:27,947 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 21:04:27,948 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 21:04:27,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:04:27 BoogieIcfgContainer [2025-03-03 21:04:27,949 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 21:04:27,951 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 21:04:27,951 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 21:04:27,954 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 21:04:27,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:04:27" (1/3) ... [2025-03-03 21:04:27,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ca8331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:04:27, skipping insertion in model container [2025-03-03 21:04:27,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:27" (2/3) ... [2025-03-03 21:04:27,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75ca8331 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:04:27, skipping insertion in model container [2025-03-03 21:04:27,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:04:27" (3/3) ... [2025-03-03 21:04:27,958 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:04:27,968 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 21:04:27,969 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 21:04:28,016 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 21:04:28,024 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;@62e88b8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 21:04:28,025 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 21:04:28,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 64 states have (on average 1.46875) internal successors, (94), 65 states have internal predecessors, (94), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:04:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2025-03-03 21:04:28,038 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:04:28,039 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:28,039 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:04:28,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:04:28,044 INFO L85 PathProgramCache]: Analyzing trace with hash -44432301, now seen corresponding path program 1 times [2025-03-03 21:04:28,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:04:28,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802604675] [2025-03-03 21:04:28,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:28,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:04:28,131 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-03-03 21:04:28,153 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-03-03 21:04:28,154 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:28,154 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:04:28,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 21:04:28,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:04:28,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802604675] [2025-03-03 21:04:28,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802604675] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:04:28,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [188345308] [2025-03-03 21:04:28,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:28,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:04:28,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:28,321 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 21:04:28,322 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 21:04:28,382 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 153 statements into 1 equivalence classes. [2025-03-03 21:04:28,435 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 153 of 153 statements. [2025-03-03 21:04:28,435 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:28,435 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:04:28,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 21:04:28,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:04:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-03 21:04:28,471 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 21:04:28,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [188345308] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:04:28,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-03 21:04:28,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-03 21:04:28,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352035399] [2025-03-03 21:04:28,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:04:28,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 21:04:28,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:04:28,489 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 21:04:28,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:04:28,492 INFO L87 Difference]: Start difference. First operand has 90 states, 64 states have (on average 1.46875) internal successors, (94), 65 states have internal predecessors, (94), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 21:04:28,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:04:28,527 INFO L93 Difference]: Finished difference Result 174 states and 298 transitions. [2025-03-03 21:04:28,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 21:04:28,529 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 153 [2025-03-03 21:04:28,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:04:28,533 INFO L225 Difference]: With dead ends: 174 [2025-03-03 21:04:28,535 INFO L226 Difference]: Without dead ends: 87 [2025-03-03 21:04:28,538 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 154 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 21:04:28,541 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-03 21:04:28,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 21:04:28,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2025-03-03 21:04:28,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2025-03-03 21:04:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 62 states have (on average 1.4193548387096775) internal successors, (88), 62 states have internal predecessors, (88), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:04:28,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 134 transitions. [2025-03-03 21:04:28,584 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 134 transitions. Word has length 153 [2025-03-03 21:04:28,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:04:28,585 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 134 transitions. [2025-03-03 21:04:28,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 21:04:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2025-03-03 21:04:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2025-03-03 21:04:28,588 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:04:28,588 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:28,595 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 21:04:28,793 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 21:04:28,793 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:04:28,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:04:28,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1523782057, now seen corresponding path program 1 times [2025-03-03 21:04:28,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:04:28,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744989526] [2025-03-03 21:04:28,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:28,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:04:28,806 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-03-03 21:04:28,980 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-03-03 21:04:28,981 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:28,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:04:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 75 proven. 105 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2025-03-03 21:04:30,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:04:30,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744989526] [2025-03-03 21:04:30,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744989526] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:04:30,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1555669942] [2025-03-03 21:04:30,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:30,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:04:30,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:30,051 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 21:04:30,052 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 21:04:30,103 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 154 statements into 1 equivalence classes. [2025-03-03 21:04:30,314 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 154 of 154 statements. [2025-03-03 21:04:30,314 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:30,314 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:04:30,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 24 conjuncts are in the unsatisfiable core [2025-03-03 21:04:30,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:04:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 680 proven. 105 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2025-03-03 21:04:31,176 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 21:04:32,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 75 proven. 114 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2025-03-03 21:04:32,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1555669942] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-03 21:04:32,156 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-03 21:04:32,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16, 16] total 36 [2025-03-03 21:04:32,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726246285] [2025-03-03 21:04:32,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-03 21:04:32,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2025-03-03 21:04:32,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:04:32,159 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2025-03-03 21:04:32,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=227, Invalid=1033, Unknown=0, NotChecked=0, Total=1260 [2025-03-03 21:04:32,160 INFO L87 Difference]: Start difference. First operand 87 states and 134 transitions. Second operand has 36 states, 36 states have (on average 3.138888888888889) internal successors, (113), 36 states have internal predecessors, (113), 8 states have call successors, (56), 4 states have call predecessors, (56), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) [2025-03-03 21:04:35,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:04:35,848 INFO L93 Difference]: Finished difference Result 622 states and 883 transitions. [2025-03-03 21:04:35,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2025-03-03 21:04:35,849 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.138888888888889) internal successors, (113), 36 states have internal predecessors, (113), 8 states have call successors, (56), 4 states have call predecessors, (56), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) Word has length 154 [2025-03-03 21:04:35,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:04:35,852 INFO L225 Difference]: With dead ends: 622 [2025-03-03 21:04:35,853 INFO L226 Difference]: Without dead ends: 538 [2025-03-03 21:04:35,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 299 SyntacticMatches, 2 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2032 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=2488, Invalid=6632, Unknown=0, NotChecked=0, Total=9120 [2025-03-03 21:04:35,857 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 2015 mSDsluCounter, 937 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2023 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 2271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2025-03-03 21:04:35,857 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2023 Valid, 1009 Invalid, 2271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-03-03 21:04:35,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2025-03-03 21:04:35,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 134. [2025-03-03 21:04:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 104 states have (on average 1.4134615384615385) internal successors, (147), 104 states have internal predecessors, (147), 23 states have call successors, (23), 6 states have call predecessors, (23), 6 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:04:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 193 transitions. [2025-03-03 21:04:35,880 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 193 transitions. Word has length 154 [2025-03-03 21:04:35,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:04:35,881 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 193 transitions. [2025-03-03 21:04:35,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.138888888888889) internal successors, (113), 36 states have internal predecessors, (113), 8 states have call successors, (56), 4 states have call predecessors, (56), 10 states have return successors, (58), 8 states have call predecessors, (58), 8 states have call successors, (58) [2025-03-03 21:04:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2025-03-03 21:04:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-03-03 21:04:35,883 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:04:35,883 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:35,890 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 21:04:36,083 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 21:04:36,084 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:04:36,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:04:36,084 INFO L85 PathProgramCache]: Analyzing trace with hash 503150239, now seen corresponding path program 1 times [2025-03-03 21:04:36,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:04:36,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686439024] [2025-03-03 21:04:36,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:36,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:04:36,096 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 21:04:36,163 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 21:04:36,165 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:36,165 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 21:04:36,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [680707027] [2025-03-03 21:04:36,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:36,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:04:36,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:36,172 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 21:04:36,174 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 21:04:36,213 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 21:04:36,527 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 21:04:36,527 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:36,527 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:04:36,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 30 conjuncts are in the unsatisfiable core [2025-03-03 21:04:36,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:04:37,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 643 proven. 147 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2025-03-03 21:04:37,324 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 21:04:48,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 21:04:48,422 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686439024] [2025-03-03 21:04:48,423 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-03 21:04:48,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680707027] [2025-03-03 21:04:48,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680707027] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:04:48,423 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-03-03 21:04:48,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2025-03-03 21:04:48,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541034764] [2025-03-03 21:04:48,423 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-03-03 21:04:48,423 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2025-03-03 21:04:48,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 21:04:48,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2025-03-03 21:04:48,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=524, Unknown=0, NotChecked=0, Total=702 [2025-03-03 21:04:48,424 INFO L87 Difference]: Start difference. First operand 134 states and 193 transitions. Second operand has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 16 states have internal predecessors, (64), 5 states have call successors, (23), 5 states have call predecessors, (23), 8 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2025-03-03 21:04:49,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:04:49,270 INFO L93 Difference]: Finished difference Result 384 states and 544 transitions. [2025-03-03 21:04:49,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-03-03 21:04:49,271 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 16 states have internal predecessors, (64), 5 states have call successors, (23), 5 states have call predecessors, (23), 8 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) Word has length 155 [2025-03-03 21:04:49,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:04:49,273 INFO L225 Difference]: With dead ends: 384 [2025-03-03 21:04:49,274 INFO L226 Difference]: Without dead ends: 253 [2025-03-03 21:04:49,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=490, Invalid=1150, Unknown=0, NotChecked=0, Total=1640 [2025-03-03 21:04:49,275 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 380 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 392 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 1004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-03 21:04:49,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [392 Valid, 440 Invalid, 1004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-03 21:04:49,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2025-03-03 21:04:49,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 138. [2025-03-03 21:04:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 107 states have (on average 1.3925233644859814) internal successors, (149), 107 states have internal predecessors, (149), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:04:49,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 195 transitions. [2025-03-03 21:04:49,287 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 195 transitions. Word has length 155 [2025-03-03 21:04:49,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:04:49,288 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 195 transitions. [2025-03-03 21:04:49,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.764705882352941) internal successors, (64), 16 states have internal predecessors, (64), 5 states have call successors, (23), 5 states have call predecessors, (23), 8 states have return successors, (23), 5 states have call predecessors, (23), 5 states have call successors, (23) [2025-03-03 21:04:49,288 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 195 transitions. [2025-03-03 21:04:49,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-03-03 21:04:49,289 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:04:49,289 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:04:49,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2025-03-03 21:04:49,490 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 21:04:49,490 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:04:49,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:04:49,491 INFO L85 PathProgramCache]: Analyzing trace with hash -7383938, now seen corresponding path program 1 times [2025-03-03 21:04:49,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 21:04:49,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003690526] [2025-03-03 21:04:49,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 21:04:49,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 21:04:49,573 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 21:04:49,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:49,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-03 21:04:49,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [607195971] [2025-03-03 21:04:49,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:04:49,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:04:49,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:49,579 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-03 21:04:49,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-03 21:04:49,620 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 21:04:49,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 21:04:49,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:49,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 21:04:49,651 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-03 21:04:49,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-03 21:04:49,687 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-03 21:04:49,687 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:04:49,687 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-03 21:04:49,767 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-03 21:04:49,767 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-03 21:04:49,768 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 21:04:49,778 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2025-03-03 21:04:49,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-03 21:04:49,972 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-03 21:04:50,053 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 21:04:50,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 09:04:50 BoogieIcfgContainer [2025-03-03 21:04:50,058 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 21:04:50,059 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 21:04:50,059 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 21:04:50,059 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 21:04:50,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:04:27" (3/4) ... [2025-03-03 21:04:50,061 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-03 21:04:50,062 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 21:04:50,063 INFO L158 Benchmark]: Toolchain (without parser) took 22889.65ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 111.5MB in the beginning and 71.3MB in the end (delta: 40.2MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2025-03-03 21:04:50,063 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 201.3MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:04:50,064 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.90ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 95.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 21:04:50,064 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.91ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 90.0MB in the end (delta: 5.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:04:50,064 INFO L158 Benchmark]: Boogie Preprocessor took 60.83ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 83.6MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 21:04:50,065 INFO L158 Benchmark]: IcfgBuilder took 430.19ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 50.6MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-03-03 21:04:50,065 INFO L158 Benchmark]: TraceAbstraction took 22107.38ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 49.7MB in the beginning and 73.1MB in the end (delta: -23.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2025-03-03 21:04:50,065 INFO L158 Benchmark]: Witness Printer took 2.80ms. Allocated memory is still 176.2MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 21:04:50,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 201.3MB. Free memory is still 122.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.90ms. Allocated memory is still 142.6MB. Free memory was 111.0MB in the beginning and 95.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.91ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 90.0MB in the end (delta: 5.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.83ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 83.6MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 430.19ms. Allocated memory is still 142.6MB. Free memory was 83.6MB in the beginning and 50.6MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 22107.38ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 49.7MB in the beginning and 73.1MB in the end (delta: -23.4MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 2.80ms. Allocated memory is still 176.2MB. Free memory was 71.3MB in the beginning and 71.3MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 171, overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryDOUBLEComparisonOperation at line 171. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 128; [L26] unsigned char var_1_5 = 10; [L27] unsigned short int var_1_6 = 10; [L28] unsigned short int var_1_7 = 52077; [L29] unsigned short int var_1_8 = 47248; [L30] unsigned short int var_1_9 = 50; [L31] float var_1_11 = 63.75; [L32] signed long int var_1_12 = 100000; [L33] unsigned short int var_1_13 = 8; [L34] signed long int var_1_14 = 2; [L35] signed long int var_1_15 = 32; [L36] double var_1_17 = 127.5; [L37] double var_1_18 = 32.75; [L38] signed char var_1_19 = 0; [L39] unsigned long int var_1_20 = 128; [L40] unsigned long int var_1_21 = 32; [L41] unsigned char var_1_23 = 0; [L42] unsigned char var_1_25 = 0; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 16; [L45] signed long int var_1_29 = 5; [L46] unsigned char var_1_31 = 128; [L47] signed char var_1_33 = 50; [L48] unsigned short int last_1_var_1_13 = 8; [L49] double last_1_var_1_17 = 127.5; VAL [isInitial=0, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L175] isInitial = 1 [L176] FCALL initially() [L177] COND TRUE 1 [L178] CALL updateLastVariables() [L167] last_1_var_1_13 = var_1_13 [L168] last_1_var_1_17 = var_1_17 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L178] RET updateLastVariables() [L179] CALL updateVariables() [L130] var_1_2 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L131] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L132] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=0, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L133] var_1_3 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L134] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L135] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=128, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L136] var_1_4 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L137] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L138] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=10, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L139] var_1_5 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L140] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L141] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=52077, var_1_8=47248, var_1_9=50] [L142] var_1_7 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_7 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L143] RET assume_abort_if_not(var_1_7 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L144] CALL assume_abort_if_not(var_1_7 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L144] RET assume_abort_if_not(var_1_7 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=47248, var_1_9=50] [L145] var_1_8 = __VERIFIER_nondet_ushort() [L146] CALL assume_abort_if_not(var_1_8 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L146] RET assume_abort_if_not(var_1_8 >= 32767) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L147] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L147] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_11=255/4, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L149] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L150] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L150] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=2, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L151] var_1_14 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L152] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L153] CALL assume_abort_if_not(var_1_14 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L153] RET assume_abort_if_not(var_1_14 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=32, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L154] var_1_15 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L156] CALL assume_abort_if_not(var_1_15 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L156] RET assume_abort_if_not(var_1_15 <= 32) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_18=131/4, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L157] var_1_18 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L158] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L159] var_1_25 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L160] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L161] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L161] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L162] var_1_26 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L163] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L164] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L164] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L179] RET updateVariables() [L180] CALL step() [L53] COND FALSE !(-100000 >= last_1_var_1_13) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L56] COND FALSE !((last_1_var_1_17 / var_1_11) == 999999.6f) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L60] unsigned char stepLocal_0 = var_1_3; VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, stepLocal_0=1, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=16, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L61] COND TRUE var_1_2 && stepLocal_0 [L62] var_1_1 = (var_1_4 - var_1_5) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L66] COND FALSE !((-25 + (var_1_15 + var_1_5)) <= var_1_5) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=10, var_1_7=65534, var_1_8=65534, var_1_9=50] [L73] COND FALSE !(var_1_1 <= (var_1_5 * var_1_4)) [L80] var_1_6 = var_1_5 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=255/2, var_1_19=0, var_1_1=254, var_1_20=128, var_1_21=32, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=16, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L82] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L83] var_1_17 = var_1_18 [L84] var_1_19 = 5 [L85] var_1_27 = var_1_5 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=128, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=5, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L86] COND FALSE !(var_1_1 != (var_1_6 + var_1_4)) [L89] var_1_29 = var_1_1 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=128, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L91] var_1_20 = var_1_15 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L92] COND TRUE var_1_2 || (var_1_25 && var_1_2) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=50, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L93] COND TRUE var_1_6 >= var_1_14 [L94] var_1_33 = ((((var_1_14) < 0 ) ? -(var_1_14) : (var_1_14))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=100000, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L103] COND FALSE !(var_1_1 < var_1_20) [L110] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L112] COND TRUE var_1_4 > var_1_6 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L113] COND TRUE var_1_6 < var_1_4 [L114] var_1_23 = (var_1_3 && var_1_25) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L119] EXPR -4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L119] EXPR var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=8, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L119] COND FALSE !((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) [L126] var_1_13 = var_1_1 VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L180] RET step() [L181] CALL, EXPR property() [L171] EXPR (((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1))) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L171-L172] return ((((((((var_1_2 && var_1_3) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_1 == ((unsigned char) (var_1_4 - var_1_5)))) && ((var_1_1 <= (var_1_5 * var_1_4)) ? (var_1_2 ? (var_1_6 == ((unsigned short int) (((((var_1_7) < (var_1_8)) ? (var_1_7) : (var_1_8))) - var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5))) : (var_1_6 == ((unsigned short int) var_1_5)))) && ((-100000 >= last_1_var_1_13) ? (var_1_9 == ((unsigned short int) (((((last_1_var_1_13 + var_1_5)) > (64)) ? ((last_1_var_1_13 + var_1_5)) : (64))))) : (((last_1_var_1_17 / var_1_11) == 999999.6f) ? (var_1_9 == ((unsigned short int) var_1_7)) : 1))) && ((var_1_1 < var_1_20) ? ((var_1_5 == (~ (var_1_1 + var_1_20))) ? (var_1_12 == ((signed long int) (((((var_1_5) > (((((-1) < (var_1_1)) ? (-1) : (var_1_1))))) ? (var_1_5) : (((((-1) < (var_1_1)) ? (-1) : (var_1_1)))))) - 1000))) : (var_1_12 == ((signed long int) ((((var_1_20) < (var_1_8)) ? (var_1_20) : (var_1_8)))))) : (var_1_12 == ((signed long int) var_1_6)))) && (((-4 >> ((((var_1_14) < (var_1_15)) ? (var_1_14) : (var_1_15)))) >= (var_1_7 | ((((var_1_8) > (var_1_9)) ? (var_1_8) : (var_1_9))))) ? (var_1_3 ? (var_1_13 == ((unsigned short int) var_1_6)) : (var_1_13 == ((unsigned short int) var_1_4))) : (var_1_13 == ((unsigned short int) var_1_1)))) && (var_1_17 == ((double) var_1_18))) && (var_1_19 == ((signed char) 5))) && (var_1_20 == ((unsigned long int) var_1_15)) ; [L181] RET, EXPR property() [L181] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_13=8, last_1_var_1_17=255/2, var_1_12=0, var_1_13=254, var_1_14=0, var_1_15=26, var_1_17=2, var_1_18=2, var_1_19=5, var_1_1=254, var_1_20=26, var_1_21=65534, var_1_23=0, var_1_25=0, var_1_26=1, var_1_27=-512, var_1_29=254, var_1_2=1, var_1_31=128, var_1_33=0, var_1_3=1, var_1_4=-2, var_1_5=-512, var_1_6=0, var_1_7=65534, var_1_8=65534, var_1_9=50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.0s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2415 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2395 mSDsluCounter, 1577 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1305 mSDsCounter, 417 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2864 IncrementalHoareTripleChecker+Invalid, 3281 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 417 mSolverCounterUnsat, 272 mSDtfsCounter, 2864 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 827 GetRequests, 692 SyntacticMatches, 2 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2387 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=3, InterpolantAutomatonStates: 105, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 519 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 15.0s InterpolantComputationTime, 1234 NumberOfCodeBlocks, 1234 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 917 ConstructedInterpolants, 0 QuantifiedInterpolants, 5257 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1104 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 6 InterpolantComputations, 1 PerfectInterpolantSequences, 5557/6072 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 21:04:50,113 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_fillercodestructure_filler-pr-ci_file-46.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 985b50a0b8eeadb0f849d937466c4ec1e5f58df88650cbc5b820e0f210728055 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-03 21:04:51,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 21:04:52,031 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-03 21:04:52,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 21:04:52,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 21:04:52,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 21:04:52,056 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 21:04:52,057 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 21:04:52,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 21:04:52,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 21:04:52,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 21:04:52,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 21:04:52,058 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 21:04:52,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:04:52,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 21:04:52,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 21:04:52,060 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 -> 985b50a0b8eeadb0f849d937466c4ec1e5f58df88650cbc5b820e0f210728055 [2025-03-03 21:04:52,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 21:04:52,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 21:04:52,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 21:04:52,303 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 21:04:52,304 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 21:04:52,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:04:53,448 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9513243b9/081fc628f63a4918b4652d9cbbd2a336/FLAG4db6bb551 [2025-03-03 21:04:53,667 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 21:04:53,667 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:04:53,675 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9513243b9/081fc628f63a4918b4652d9cbbd2a336/FLAG4db6bb551 [2025-03-03 21:04:53,689 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9513243b9/081fc628f63a4918b4652d9cbbd2a336 [2025-03-03 21:04:53,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 21:04:53,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 21:04:53,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 21:04:53,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 21:04:53,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 21:04:53,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:53,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63dbc800 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53, skipping insertion in model container [2025-03-03 21:04:53,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:53,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 21:04:53,822 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_fillercodestructure_filler-pr-ci_file-46.i[919,932] [2025-03-03 21:04:53,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:04:53,912 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 21:04:53,922 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_fillercodestructure_filler-pr-ci_file-46.i[919,932] [2025-03-03 21:04:53,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 21:04:53,982 INFO L204 MainTranslator]: Completed translation [2025-03-03 21:04:53,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53 WrapperNode [2025-03-03 21:04:53,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 21:04:53,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 21:04:53,985 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 21:04:53,985 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 21:04:53,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,032 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 165 [2025-03-03 21:04:54,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 21:04:54,034 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 21:04:54,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 21:04:54,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 21:04:54,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,043 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,051 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 21:04:54,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,058 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,060 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,063 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 21:04:54,064 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 21:04:54,064 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 21:04:54,064 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 21:04:54,065 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (1/1) ... [2025-03-03 21:04:54,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 21:04:54,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 21:04:54,090 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 21:04:54,092 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 21:04:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 21:04:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-03 21:04:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-03 21:04:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-03 21:04:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 21:04:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 21:04:54,167 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 21:04:54,168 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 21:05:07,325 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2025-03-03 21:05:07,326 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 21:05:07,332 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 21:05:07,332 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 21:05:07,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:05:07 BoogieIcfgContainer [2025-03-03 21:05:07,332 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 21:05:07,334 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 21:05:07,334 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 21:05:07,337 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 21:05:07,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 09:04:53" (1/3) ... [2025-03-03 21:05:07,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12948ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:05:07, skipping insertion in model container [2025-03-03 21:05:07,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 09:04:53" (2/3) ... [2025-03-03 21:05:07,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12948ac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 09:05:07, skipping insertion in model container [2025-03-03 21:05:07,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 09:05:07" (3/3) ... [2025-03-03 21:05:07,339 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i [2025-03-03 21:05:07,348 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 21:05:07,349 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-46.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-03 21:05:07,387 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 21:05:07,396 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;@6da0e488, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 21:05:07,396 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 21:05:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:05:07,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2025-03-03 21:05:07,411 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:05:07,411 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:05:07,411 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:05:07,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:05:07,416 INFO L85 PathProgramCache]: Analyzing trace with hash 864187200, now seen corresponding path program 1 times [2025-03-03 21:05:07,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:05:07,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1448556374] [2025-03-03 21:05:07,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:05:07,424 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 21:05:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:05:07,426 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 21:05:07,428 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 21:05:07,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 149 statements into 1 equivalence classes. [2025-03-03 21:05:08,100 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 149 of 149 statements. [2025-03-03 21:05:08,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:05:08,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:05:08,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-03 21:05:08,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:05:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2025-03-03 21:05:08,162 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-03 21:05:08,162 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 21:05:08,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1448556374] [2025-03-03 21:05:08,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1448556374] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 21:05:08,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 21:05:08,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 21:05:08,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616012358] [2025-03-03 21:05:08,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 21:05:08,168 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 21:05:08,168 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 21:05:08,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 21:05:08,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 21:05:08,185 INFO L87 Difference]: Start difference. First operand has 73 states, 47 states have (on average 1.446808510638298) internal successors, (68), 48 states have internal predecessors, (68), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 21:05:08,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:05:08,207 INFO L93 Difference]: Finished difference Result 139 states and 244 transitions. [2025-03-03 21:05:08,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 21:05:08,208 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 149 [2025-03-03 21:05:08,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:05:08,213 INFO L225 Difference]: With dead ends: 139 [2025-03-03 21:05:08,214 INFO L226 Difference]: Without dead ends: 69 [2025-03-03 21:05:08,216 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 148 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 21:05:08,219 INFO L435 NwaCegarLoop]: 105 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, 105 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 21:05:08,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 21:05:08,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2025-03-03 21:05:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2025-03-03 21:05:08,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 44 states have (on average 1.3409090909090908) internal successors, (59), 44 states have internal predecessors, (59), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-03 21:05:08,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 105 transitions. [2025-03-03 21:05:08,253 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 105 transitions. Word has length 149 [2025-03-03 21:05:08,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:05:08,253 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 105 transitions. [2025-03-03 21:05:08,254 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, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-03 21:05:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2025-03-03 21:05:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2025-03-03 21:05:08,256 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:05:08,256 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:05:08,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-03 21:05:08,457 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 21:05:08,457 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:05:08,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:05:08,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1099104964, now seen corresponding path program 1 times [2025-03-03 21:05:08,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:05:08,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391843069] [2025-03-03 21:05:08,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:05:08,459 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 21:05:08,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:05:08,460 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 21:05:08,462 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 21:05:08,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 21:05:09,122 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 21:05:09,122 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:05:09,122 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:05:09,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-03-03 21:05:09,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:05:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 462 proven. 96 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2025-03-03 21:05:14,086 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 21:05:14,854 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-03 21:05:14,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391843069] [2025-03-03 21:05:14,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [391843069] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:05:14,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1740273263] [2025-03-03 21:05:14,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:05:14,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2025-03-03 21:05:14,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2025-03-03 21:05:14,873 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2025-03-03 21:05:14,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2025-03-03 21:05:14,919 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 150 statements into 1 equivalence classes. [2025-03-03 21:05:16,013 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 150 of 150 statements. [2025-03-03 21:05:16,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 21:05:16,014 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 21:05:16,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-03 21:05:16,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-03 21:05:20,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 462 proven. 96 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2025-03-03 21:05:20,173 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-03 21:05:20,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1740273263] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-03 21:05:20,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-03 21:05:20,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9 [2025-03-03 21:05:20,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801146412] [2025-03-03 21:05:20,707 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-03 21:05:20,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-03-03 21:05:20,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-03 21:05:20,708 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-03-03 21:05:20,708 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2025-03-03 21:05:20,708 INFO L87 Difference]: Start difference. First operand 69 states and 105 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-03-03 21:05:29,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:33,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:37,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:41,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:44,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:45,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-03 21:05:46,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2025-03-03 21:05:47,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 21:05:47,991 INFO L93 Difference]: Finished difference Result 178 states and 259 transitions. [2025-03-03 21:05:47,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2025-03-03 21:05:47,992 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 150 [2025-03-03 21:05:47,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 21:05:47,994 INFO L225 Difference]: With dead ends: 178 [2025-03-03 21:05:47,994 INFO L226 Difference]: Without dead ends: 112 [2025-03-03 21:05:47,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2025-03-03 21:05:47,995 INFO L435 NwaCegarLoop]: 66 mSDtfsCounter, 148 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 23 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 388 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2025-03-03 21:05:47,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 212 Invalid, 388 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 361 Invalid, 4 Unknown, 0 Unchecked, 26.0s Time] [2025-03-03 21:05:47,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2025-03-03 21:05:48,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 103. [2025-03-03 21:05:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 71 states have (on average 1.3098591549295775) internal successors, (93), 72 states have internal predecessors, (93), 27 states have call successors, (27), 4 states have call predecessors, (27), 4 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2025-03-03 21:05:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2025-03-03 21:05:48,011 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 150 [2025-03-03 21:05:48,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 21:05:48,011 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2025-03-03 21:05:48,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 3 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2025-03-03 21:05:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2025-03-03 21:05:48,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2025-03-03 21:05:48,013 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 21:05:48,013 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:05:48,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2025-03-03 21:05:48,230 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 21:05:48,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt,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 21:05:48,414 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 21:05:48,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 21:05:48,414 INFO L85 PathProgramCache]: Analyzing trace with hash 660109603, now seen corresponding path program 1 times [2025-03-03 21:05:48,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-03 21:05:48,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2065838815] [2025-03-03 21:05:48,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 21:05:48,415 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 21:05:48,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-03 21:05:48,416 INFO L229 MonitoredProcess]: Starting monitored process 5 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 21:05:48,417 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 (5)] Waiting until timeout for monitored process [2025-03-03 21:05:48,448 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 151 statements into 1 equivalence classes.