./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.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 8b3a634e8a1a47f4f28cd361eeb24bf52c8607a8f2015eea031434b1127002a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:46:14,986 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:46:15,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 12:46:15,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:46:15,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:46:15,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:46:15,085 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:46:15,085 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:46:15,085 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:46:15,085 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:46:15,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:46:15,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:46:15,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:46:15,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:46:15,085 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:46:15,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:46:15,086 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:15,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:46:15,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:46:15,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:46:15,087 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 -> 8b3a634e8a1a47f4f28cd361eeb24bf52c8607a8f2015eea031434b1127002a9 [2025-03-08 12:46:15,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:46:15,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:46:15,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:46:15,337 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:46:15,338 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:46:15,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:46:16,521 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189b5e38a/2fe97dfd7141486ba291df6a3545d4ef/FLAG04dbd135a [2025-03-08 12:46:16,791 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:46:16,791 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:46:16,801 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189b5e38a/2fe97dfd7141486ba291df6a3545d4ef/FLAG04dbd135a [2025-03-08 12:46:16,818 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/189b5e38a/2fe97dfd7141486ba291df6a3545d4ef [2025-03-08 12:46:16,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:46:16,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:46:16,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:16,824 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:46:16,827 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:46:16,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:16" (1/1) ... [2025-03-08 12:46:16,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@357fa2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:16, skipping insertion in model container [2025-03-08 12:46:16,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:16" (1/1) ... [2025-03-08 12:46:16,851 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:46:16,970 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-ps-ci_file-14.i[919,932] [2025-03-08 12:46:17,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:17,054 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:46:17,063 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-ps-ci_file-14.i[919,932] [2025-03-08 12:46:17,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:17,116 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:46:17,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17 WrapperNode [2025-03-08 12:46:17,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:17,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:17,119 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:46:17,119 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:46:17,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,169 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2025-03-08 12:46:17,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:17,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:46:17,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:46:17,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:46:17,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,180 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,196 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 12:46:17,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,204 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,208 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:46:17,211 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:46:17,211 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:46:17,211 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:46:17,212 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (1/1) ... [2025-03-08 12:46:17,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:17,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:17,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 12:46:17,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 12:46:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:46:17,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:46:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:46:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 12:46:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:46:17,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:46:17,322 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:46:17,323 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:46:17,627 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 12:46:17,628 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:46:17,637 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:46:17,637 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:46:17,637 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:17 BoogieIcfgContainer [2025-03-08 12:46:17,637 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:46:17,644 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:46:17,644 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:46:17,646 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:46:17,647 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:46:16" (1/3) ... [2025-03-08 12:46:17,647 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6978cc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:46:17, skipping insertion in model container [2025-03-08 12:46:17,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:17" (2/3) ... [2025-03-08 12:46:17,648 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6978cc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:46:17, skipping insertion in model container [2025-03-08 12:46:17,648 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:17" (3/3) ... [2025-03-08 12:46:17,649 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:46:17,659 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:46:17,661 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:46:17,699 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:46:17,709 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;@4ac70ffd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:46:17,710 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:46:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 12:46:17,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-03-08 12:46:17,721 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:17,722 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:17,722 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:17,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:17,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1805395424, now seen corresponding path program 1 times [2025-03-08 12:46:17,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:17,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640768464] [2025-03-08 12:46:17,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:17,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:17,814 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 12:46:17,840 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 12:46:17,841 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:17,841 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 12:46:18,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:18,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640768464] [2025-03-08 12:46:18,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640768464] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:46:18,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92818596] [2025-03-08 12:46:18,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:18,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:18,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:18,056 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:46:18,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 12:46:18,149 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 12:46:18,233 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 12:46:18,233 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:18,233 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:18,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:46:18,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:46:18,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2025-03-08 12:46:18,279 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:46:18,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92818596] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:18,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:46:18,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 12:46:18,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754331879] [2025-03-08 12:46:18,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:18,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:46:18,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:18,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:46:18,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:46:18,307 INFO L87 Difference]: Start difference. First operand has 84 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:18,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:18,327 INFO L93 Difference]: Finished difference Result 162 states and 290 transitions. [2025-03-08 12:46:18,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:46:18,328 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 182 [2025-03-08 12:46:18,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:18,333 INFO L225 Difference]: With dead ends: 162 [2025-03-08 12:46:18,333 INFO L226 Difference]: Without dead ends: 81 [2025-03-08 12:46:18,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:46:18,338 INFO L435 NwaCegarLoop]: 127 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, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:18,338 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:46:18,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2025-03-08 12:46:18,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2025-03-08 12:46:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 12:46:18,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 127 transitions. [2025-03-08 12:46:18,369 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 127 transitions. Word has length 182 [2025-03-08 12:46:18,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:18,370 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 127 transitions. [2025-03-08 12:46:18,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:18,371 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2025-03-08 12:46:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-03-08 12:46:18,373 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:18,373 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:18,380 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 12:46:18,574 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 12:46:18,574 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:18,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:18,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1343714277, now seen corresponding path program 1 times [2025-03-08 12:46:18,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:18,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288829276] [2025-03-08 12:46:18,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:18,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:18,592 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 12:46:18,656 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 12:46:18,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:18,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-08 12:46:19,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:19,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288829276] [2025-03-08 12:46:19,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288829276] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:19,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:46:19,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 12:46:19,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329669433] [2025-03-08 12:46:19,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:19,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:46:19,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:19,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:46:19,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:46:19,064 INFO L87 Difference]: Start difference. First operand 81 states and 127 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:46:19,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:19,126 INFO L93 Difference]: Finished difference Result 237 states and 375 transitions. [2025-03-08 12:46:19,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:46:19,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 182 [2025-03-08 12:46:19,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:19,129 INFO L225 Difference]: With dead ends: 237 [2025-03-08 12:46:19,129 INFO L226 Difference]: Without dead ends: 159 [2025-03-08 12:46:19,130 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:46:19,131 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 75 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:19,131 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 251 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:46:19,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2025-03-08 12:46:19,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2025-03-08 12:46:19,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 96 states have (on average 1.375) internal successors, (132), 96 states have internal predecessors, (132), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-08 12:46:19,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 248 transitions. [2025-03-08 12:46:19,157 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 248 transitions. Word has length 182 [2025-03-08 12:46:19,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:19,160 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 248 transitions. [2025-03-08 12:46:19,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:46:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 248 transitions. [2025-03-08 12:46:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:46:19,162 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:19,162 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:19,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 12:46:19,162 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:19,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:19,165 INFO L85 PathProgramCache]: Analyzing trace with hash 390864867, now seen corresponding path program 1 times [2025-03-08 12:46:19,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:19,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5827935] [2025-03-08 12:46:19,166 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:19,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:19,185 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:19,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:19,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:19,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-08 12:46:19,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:19,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5827935] [2025-03-08 12:46:19,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5827935] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:46:19,547 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089365675] [2025-03-08 12:46:19,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:19,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:19,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:19,549 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) [2025-03-08 12:46:19,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 12:46:19,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:19,672 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:19,672 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:19,672 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:19,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 12:46:19,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:46:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-03-08 12:46:20,018 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:46:20,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-08 12:46:20,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1089365675] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:46:20,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 12:46:20,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-08 12:46:20,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285763656] [2025-03-08 12:46:20,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 12:46:20,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:46:20,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:20,299 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:46:20,299 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:46:20,299 INFO L87 Difference]: Start difference. First operand 157 states and 248 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2025-03-08 12:46:20,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:20,542 INFO L93 Difference]: Finished difference Result 323 states and 503 transitions. [2025-03-08 12:46:20,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-08 12:46:20,547 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 183 [2025-03-08 12:46:20,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:20,549 INFO L225 Difference]: With dead ends: 323 [2025-03-08 12:46:20,549 INFO L226 Difference]: Without dead ends: 169 [2025-03-08 12:46:20,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 363 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-03-08 12:46:20,551 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 55 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 215 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:20,551 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 215 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 12:46:20,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2025-03-08 12:46:20,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 165. [2025-03-08 12:46:20,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 102 states have (on average 1.3333333333333333) internal successors, (136), 102 states have internal predecessors, (136), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-08 12:46:20,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 252 transitions. [2025-03-08 12:46:20,591 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 252 transitions. Word has length 183 [2025-03-08 12:46:20,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:20,591 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 252 transitions. [2025-03-08 12:46:20,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2025-03-08 12:46:20,592 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 252 transitions. [2025-03-08 12:46:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:46:20,594 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:20,594 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:20,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-08 12:46:20,794 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,SelfDestructingSolverStorable2 [2025-03-08 12:46:20,795 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:20,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:20,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1898416676, now seen corresponding path program 1 times [2025-03-08 12:46:20,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:20,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939984221] [2025-03-08 12:46:20,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:20,810 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:20,907 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:20,908 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:20,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:46:20,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1527649409] [2025-03-08 12:46:20,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:20,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:20,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:20,913 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) [2025-03-08 12:46:20,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 12:46:20,968 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:21,103 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:21,103 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:21,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:21,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 12 conjuncts are in the unsatisfiable core [2025-03-08 12:46:21,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:46:21,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 708 proven. 24 refuted. 0 times theorem prover too weak. 892 trivial. 0 not checked. [2025-03-08 12:46:21,495 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:46:21,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:21,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939984221] [2025-03-08 12:46:21,796 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-08 12:46:21,797 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1527649409] [2025-03-08 12:46:21,797 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1527649409] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:46:21,797 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:46:21,797 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2025-03-08 12:46:21,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984612278] [2025-03-08 12:46:21,797 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-03-08 12:46:21,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:46:21,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:21,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:46:21,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2025-03-08 12:46:21,799 INFO L87 Difference]: Start difference. First operand 165 states and 252 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:22,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:22,213 INFO L93 Difference]: Finished difference Result 543 states and 817 transitions. [2025-03-08 12:46:22,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-03-08 12:46:22,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2025-03-08 12:46:22,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:22,220 INFO L225 Difference]: With dead ends: 543 [2025-03-08 12:46:22,221 INFO L226 Difference]: Without dead ends: 381 [2025-03-08 12:46:22,222 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2025-03-08 12:46:22,223 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 94 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 373 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:22,224 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 517 Invalid, 380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 373 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 12:46:22,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2025-03-08 12:46:22,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 370. [2025-03-08 12:46:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 222 states have (on average 1.2882882882882882) internal successors, (286), 223 states have internal predecessors, (286), 134 states have call successors, (134), 13 states have call predecessors, (134), 13 states have return successors, (134), 133 states have call predecessors, (134), 134 states have call successors, (134) [2025-03-08 12:46:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 554 transitions. [2025-03-08 12:46:22,290 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 554 transitions. Word has length 183 [2025-03-08 12:46:22,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:22,293 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 554 transitions. [2025-03-08 12:46:22,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 554 transitions. [2025-03-08 12:46:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:46:22,297 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:22,297 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:22,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-03-08 12:46:22,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:22,498 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:22,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:22,499 INFO L85 PathProgramCache]: Analyzing trace with hash -653740285, now seen corresponding path program 1 times [2025-03-08 12:46:22,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:22,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480564682] [2025-03-08 12:46:22,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:22,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:22,515 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:22,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:22,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:22,604 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:46:22,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [389604744] [2025-03-08 12:46:22,606 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:22,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:22,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:22,611 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) [2025-03-08 12:46:22,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-03-08 12:46:22,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:46:22,806 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:46:22,806 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:22,806 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:22,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-08 12:46:22,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:46:23,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 810 proven. 33 refuted. 0 times theorem prover too weak. 781 trivial. 0 not checked. [2025-03-08 12:46:23,231 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:46:23,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:23,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480564682] [2025-03-08 12:46:23,440 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-08 12:46:23,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [389604744] [2025-03-08 12:46:23,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [389604744] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 12:46:23,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2025-03-08 12:46:23,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2025-03-08 12:46:23,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088387160] [2025-03-08 12:46:23,440 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2025-03-08 12:46:23,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-08 12:46:23,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:23,441 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-08 12:46:23,441 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2025-03-08 12:46:23,441 INFO L87 Difference]: Start difference. First operand 370 states and 554 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:23,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:23,974 INFO L93 Difference]: Finished difference Result 734 states and 1083 transitions. [2025-03-08 12:46:23,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2025-03-08 12:46:23,975 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2025-03-08 12:46:23,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:23,979 INFO L225 Difference]: With dead ends: 734 [2025-03-08 12:46:23,979 INFO L226 Difference]: Without dead ends: 398 [2025-03-08 12:46:23,981 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2025-03-08 12:46:23,981 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 129 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:23,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 475 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 12:46:23,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2025-03-08 12:46:24,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 374. [2025-03-08 12:46:24,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 227 states have (on average 1.2731277533039647) internal successors, (289), 228 states have internal predecessors, (289), 131 states have call successors, (131), 15 states have call predecessors, (131), 15 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2025-03-08 12:46:24,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 551 transitions. [2025-03-08 12:46:24,025 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 551 transitions. Word has length 183 [2025-03-08 12:46:24,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:24,025 INFO L471 AbstractCegarLoop]: Abstraction has 374 states and 551 transitions. [2025-03-08 12:46:24,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:46:24,026 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 551 transitions. [2025-03-08 12:46:24,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-03-08 12:46:24,027 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:24,027 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:24,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-03-08 12:46:24,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:24,231 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:24,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:24,231 INFO L85 PathProgramCache]: Analyzing trace with hash 680381637, now seen corresponding path program 1 times [2025-03-08 12:46:24,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:24,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238938445] [2025-03-08 12:46:24,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:24,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:24,240 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-08 12:46:24,251 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-08 12:46:24,251 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:24,251 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:46:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-08 12:46:24,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 12:46:24,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238938445] [2025-03-08 12:46:24,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238938445] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:46:24,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:46:24,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 12:46:24,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656003871] [2025-03-08 12:46:24,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:46:24,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-03-08 12:46:24,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 12:46:24,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-08 12:46:24,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-08 12:46:24,399 INFO L87 Difference]: Start difference. First operand 374 states and 551 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:46:24,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:46:24,518 INFO L93 Difference]: Finished difference Result 558 states and 827 transitions. [2025-03-08 12:46:24,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-08 12:46:24,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 184 [2025-03-08 12:46:24,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:46:24,521 INFO L225 Difference]: With dead ends: 558 [2025-03-08 12:46:24,521 INFO L226 Difference]: Without dead ends: 396 [2025-03-08 12:46:24,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-03-08 12:46:24,523 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 100 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 12:46:24,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 366 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 12:46:24,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2025-03-08 12:46:24,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 374. [2025-03-08 12:46:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 227 states have (on average 1.2687224669603525) internal successors, (288), 228 states have internal predecessors, (288), 131 states have call successors, (131), 15 states have call predecessors, (131), 15 states have return successors, (131), 130 states have call predecessors, (131), 131 states have call successors, (131) [2025-03-08 12:46:24,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 550 transitions. [2025-03-08 12:46:24,557 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 550 transitions. Word has length 184 [2025-03-08 12:46:24,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:46:24,558 INFO L471 AbstractCegarLoop]: Abstraction has 374 states and 550 transitions. [2025-03-08 12:46:24,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:46:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 550 transitions. [2025-03-08 12:46:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2025-03-08 12:46:24,559 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:46:24,559 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:24,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 12:46:24,560 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:46:24,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:46:24,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1116569722, now seen corresponding path program 1 times [2025-03-08 12:46:24,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 12:46:24,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035739134] [2025-03-08 12:46:24,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 12:46:24,568 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-08 12:46:24,645 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-08 12:46:24,646 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:24,646 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 12:46:24,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1780873627] [2025-03-08 12:46:24,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:46:24,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:24,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:24,649 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 12:46:24,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2025-03-08 12:46:24,706 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-08 12:46:24,818 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-08 12:46:24,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:24,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:46:24,819 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 12:46:24,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 184 statements into 1 equivalence classes. [2025-03-08 12:46:24,863 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 184 of 184 statements. [2025-03-08 12:46:24,864 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:46:24,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 12:46:24,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 12:46:24,964 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 12:46:24,965 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 12:46:24,974 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2025-03-08 12:46:25,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 12:46:25,169 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:46:25,260 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 12:46:25,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 12:46:25 BoogieIcfgContainer [2025-03-08 12:46:25,265 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 12:46:25,266 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 12:46:25,267 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 12:46:25,267 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 12:46:25,267 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:46:17" (3/4) ... [2025-03-08 12:46:25,269 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 12:46:25,270 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 12:46:25,270 INFO L158 Benchmark]: Toolchain (without parser) took 8447.55ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 112.0MB in the beginning and 194.4MB in the end (delta: -82.3MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2025-03-08 12:46:25,270 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:46:25,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.69ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 97.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 12:46:25,271 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.80ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 92.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:46:25,271 INFO L158 Benchmark]: Boogie Preprocessor took 40.18ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 85.5MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-08 12:46:25,272 INFO L158 Benchmark]: IcfgBuilder took 426.41ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 59.5MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 12:46:25,272 INFO L158 Benchmark]: TraceAbstraction took 7621.98ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 58.1MB in the beginning and 194.4MB in the end (delta: -136.3MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2025-03-08 12:46:25,272 INFO L158 Benchmark]: Witness Printer took 3.72ms. Allocated memory is still 285.2MB. Free memory was 194.4MB in the beginning and 194.4MB in the end (delta: 57.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 12:46:25,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 201.3MB. Free memory is still 126.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.69ms. Allocated memory is still 142.6MB. Free memory was 112.0MB in the beginning and 97.2MB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.80ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 92.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.18ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 85.5MB in the end (delta: 7.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 426.41ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 59.5MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7621.98ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 58.1MB in the beginning and 194.4MB in the end (delta: -136.3MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. * Witness Printer took 3.72ms. Allocated memory is still 285.2MB. Free memory was 194.4MB in the beginning and 194.4MB in the end (delta: 57.1kB). 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 109, overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 165, overapproximation of someBinaryDOUBLEComparisonOperation at line 92, overapproximation of someBinaryDOUBLEComparisonOperation at line 164, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryDOUBLEComparisonOperation at line 81. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -10; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_7 = 1; [L25] unsigned char var_1_8 = 0; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 1; [L28] unsigned long int var_1_11 = 16; [L29] signed short int var_1_12 = -32; [L30] unsigned char var_1_15 = 8; [L31] unsigned char var_1_17 = 100; [L32] unsigned char var_1_18 = 10; [L33] signed long int var_1_19 = 1; [L34] unsigned char var_1_20 = 5; [L35] float var_1_21 = 25.5; [L36] signed long int var_1_23 = -5; [L37] float var_1_24 = 1.125; [L38] float var_1_25 = 15.25; [L39] signed long int var_1_26 = 5; [L40] unsigned char var_1_28 = 16; [L41] double var_1_29 = 256.5; [L42] signed short int var_1_31 = 32; [L43] double var_1_36 = 10000000000000.25; [L44] double var_1_37 = 256.8; [L45] unsigned char var_1_38 = 1; [L46] signed char var_1_39 = -1; [L47] signed char var_1_40 = 32; [L48] signed long int var_1_42 = 256; [L49] float var_1_44 = 100000000000.9; [L50] unsigned short int var_1_48 = 1; [L51] unsigned char last_1_var_1_4 = 0; [L52] unsigned char last_1_var_1_15 = 8; [L53] signed long int last_1_var_1_19 = 1; [L54] float last_1_var_1_21 = 25.5; [L55] signed long int last_1_var_1_26 = 5; [L56] unsigned char last_1_var_1_28 = 16; VAL [isInitial=0, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L186] isInitial = 1 [L187] FCALL initially() [L188] COND TRUE 1 [L189] CALL updateLastVariables() [L174] last_1_var_1_4 = var_1_4 [L175] last_1_var_1_15 = var_1_15 [L176] last_1_var_1_19 = var_1_19 [L177] last_1_var_1_21 = var_1_21 [L178] last_1_var_1_26 = var_1_26 [L179] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L189] RET updateLastVariables() [L190] CALL updateVariables() [L129] var_1_7 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L130] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_8=0, var_1_9=0] [L131] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L131] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L132] var_1_8 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L133] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_9=0] [L134] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L134] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=0] [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L137] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L137] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=-32, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=100, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L145] var_1_17 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=10, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L148] var_1_18 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=5, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L151] var_1_20 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L153] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L154] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L154] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-5, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L155] var_1_23 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L156] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L157] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L158] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_24=9/8, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L160] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=61/4, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L162] RET assume_abort_if_not((var_1_25 >= -922337.2036854765600e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_36=40000000000001/4, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L163] var_1_36 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L164] RET assume_abort_if_not((var_1_36 >= -922337.2036854776000e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854776000e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L165] CALL assume_abort_if_not(var_1_36 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L165] RET assume_abort_if_not(var_1_36 != 0.0F) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=-1, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L166] var_1_39 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_39 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L167] RET assume_abort_if_not(var_1_39 >= -1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L168] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L168] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=32, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L169] var_1_40 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L170] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L171] CALL assume_abort_if_not(var_1_40 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L171] RET assume_abort_if_not(var_1_40 <= 127) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_26=5, var_1_28=16, var_1_29=513/2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L190] RET updateVariables() [L191] CALL step() [L60] var_1_29 = var_1_25 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L61] COND FALSE !(\read(var_1_4)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=32, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L64] COND FALSE !(((((var_1_17) > (var_1_28)) ? (var_1_17) : (var_1_28))) > var_1_20) [L71] var_1_31 = var_1_28 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=1284/5, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L74] var_1_37 = var_1_25 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L75] COND TRUE (var_1_39 - ((((32) < (var_1_40)) ? (32) : (var_1_40)))) > var_1_17 [L76] var_1_38 = ((32.5f >= var_1_24) || (var_1_7 || var_1_10)) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L78] COND FALSE !(! var_1_10) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L81] COND FALSE !((var_1_21 + ((((var_1_25) > (var_1_21)) ? (var_1_25) : (var_1_21)))) < ((((var_1_36) > ((var_1_21 + var_1_25))) ? (var_1_36) : ((var_1_21 + var_1_25))))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=1, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L88] var_1_48 = var_1_40 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L89] COND TRUE (last_1_var_1_28 / var_1_12) <= last_1_var_1_19 [L90] var_1_11 = ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L92] COND TRUE ((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=8, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L93] COND FALSE !(\read(last_1_var_1_4)) [L96] var_1_15 = var_1_18 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=-10, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=16, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L99] var_1_1 = (var_1_15 + var_1_15) [L100] var_1_28 = var_1_17 VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=5, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L101] COND TRUE var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4) [L102] var_1_26 = (var_1_28 - var_1_20) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=51/2, var_1_23=-1, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L106] COND TRUE ((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23) [L107] var_1_21 = ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L109] COND TRUE (var_1_21 + 9.999999999999994E14f) < (- var_1_21) [L110] var_1_4 = (var_1_7 && var_1_8) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L116] unsigned char stepLocal_1 = var_1_17; [L117] signed long int stepLocal_0 = var_1_15 % var_1_20; VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_0=0, stepLocal_1=1, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L118] COND FALSE !(stepLocal_0 != var_1_1) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, stepLocal_1=1, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return (((((((var_1_1 == ((signed long int) (var_1_15 + var_1_15))) && (((var_1_21 + 9.999999999999994E14f) < (- var_1_21)) ? (var_1_4 == ((unsigned char) (var_1_7 && var_1_8))) : (var_1_7 ? (var_1_4 == ((unsigned char) ((var_1_8 || var_1_9) && var_1_10))) : 1))) && (((last_1_var_1_28 / var_1_12) <= last_1_var_1_19) ? (var_1_11 == ((unsigned long int) ((((last_1_var_1_28) > (last_1_var_1_15)) ? (last_1_var_1_28) : (last_1_var_1_15))))) : 1)) && ((((((last_1_var_1_21) < (-0.5)) ? (last_1_var_1_21) : (-0.5))) > (10.9 * last_1_var_1_21)) ? (last_1_var_1_4 ? (var_1_15 == ((unsigned char) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_18)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_18))))) : (var_1_15 == ((unsigned char) var_1_18))) : 1)) && (((var_1_15 % var_1_20) != var_1_1) ? ((var_1_18 == var_1_17) ? (var_1_4 ? (var_1_19 == ((signed long int) var_1_18)) : (var_1_19 == ((signed long int) var_1_26))) : 1) : 1)) && ((((~ var_1_28) * var_1_1) >= (var_1_15 % var_1_23)) ? (var_1_21 == ((float) ((((var_1_24) > (var_1_25)) ? (var_1_24) : (var_1_25))))) : 1)) && ((var_1_9 || ((var_1_11 + last_1_var_1_26) <= 4)) ? (var_1_26 == ((signed long int) (var_1_28 - var_1_20))) : (var_1_26 == ((signed long int) (var_1_20 - var_1_17))))) && (var_1_28 == ((unsigned char) var_1_17)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=8, last_1_var_1_19=1, last_1_var_1_21=51/2, last_1_var_1_26=5, last_1_var_1_28=16, last_1_var_1_4=0, var_1_10=1, var_1_11=16, var_1_12=18, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=0, var_1_20=16, var_1_21=3, var_1_23=-1, var_1_24=3, var_1_25=2, var_1_26=-15, var_1_28=1, var_1_29=2, var_1_31=16, var_1_37=2, var_1_38=1, var_1_39=2, var_1_40=0, var_1_42=256, var_1_44=1000000000009/10, var_1_48=0, var_1_4=0, var_1_7=1, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 84 locations, 162 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 7, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 525 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 453 mSDsluCounter, 1951 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1237 mSDsCounter, 110 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 977 IncrementalHoareTripleChecker+Invalid, 1087 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 110 mSolverCounterUnsat, 714 mSDtfsCounter, 977 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1046 GetRequests, 1002 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=374occurred in iteration=5, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 63 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2196 NumberOfCodeBlocks, 2196 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1636 ConstructedInterpolants, 1 QuantifiedInterpolants, 4292 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1758 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 14305/14616 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2025-03-08 12:46:25,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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-ps-ci_file-14.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 8b3a634e8a1a47f4f28cd361eeb24bf52c8607a8f2015eea031434b1127002a9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 12:46:27,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 12:46:27,296 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 12:46:27,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 12:46:27,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 12:46:27,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 12:46:27,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 12:46:27,328 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 12:46:27,328 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 12:46:27,328 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 12:46:27,329 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 12:46:27,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 12:46:27,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 12:46:27,329 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 12:46:27,330 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 12:46:27,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 12:46:27,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 12:46:27,330 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 12:46:27,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 12:46:27,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 12:46:27,331 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 12:46:27,332 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:27,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 12:46:27,332 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 12:46:27,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 12:46:27,333 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 -> 8b3a634e8a1a47f4f28cd361eeb24bf52c8607a8f2015eea031434b1127002a9 [2025-03-08 12:46:27,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 12:46:27,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 12:46:27,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 12:46:27,598 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 12:46:27,598 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 12:46:27,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:46:28,883 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2881d893/424a0cfaaba54846b72045e0b0656bef/FLAGab4573e5f [2025-03-08 12:46:29,081 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 12:46:29,084 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:46:29,093 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2881d893/424a0cfaaba54846b72045e0b0656bef/FLAGab4573e5f [2025-03-08 12:46:29,110 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2881d893/424a0cfaaba54846b72045e0b0656bef [2025-03-08 12:46:29,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 12:46:29,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 12:46:29,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:29,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 12:46:29,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 12:46:29,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fadf25d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29, skipping insertion in model container [2025-03-08 12:46:29,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,137 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 12:46:29,247 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-ps-ci_file-14.i[919,932] [2025-03-08 12:46:29,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:29,315 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 12:46:29,324 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-ps-ci_file-14.i[919,932] [2025-03-08 12:46:29,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 12:46:29,361 INFO L204 MainTranslator]: Completed translation [2025-03-08 12:46:29,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29 WrapperNode [2025-03-08 12:46:29,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 12:46:29,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:29,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 12:46:29,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 12:46:29,370 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,408 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 185 [2025-03-08 12:46:29,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 12:46:29,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 12:46:29,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 12:46:29,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 12:46:29,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,422 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,433 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-03-08 12:46:29,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,441 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,444 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,445 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 12:46:29,451 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 12:46:29,451 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 12:46:29,451 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 12:46:29,452 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (1/1) ... [2025-03-08 12:46:29,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 12:46:29,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 12:46:29,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 12:46:29,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 12:46:29,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 12:46:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 12:46:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 12:46:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 12:46:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 12:46:29,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 12:46:29,596 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 12:46:29,598 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 12:47:03,747 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 12:47:03,748 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 12:47:03,755 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 12:47:03,755 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 12:47:03,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:03 BoogieIcfgContainer [2025-03-08 12:47:03,756 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 12:47:03,757 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 12:47:03,757 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 12:47:03,761 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 12:47:03,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 12:46:29" (1/3) ... [2025-03-08 12:47:03,761 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:03, skipping insertion in model container [2025-03-08 12:47:03,761 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 12:46:29" (2/3) ... [2025-03-08 12:47:03,762 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@394781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 12:47:03, skipping insertion in model container [2025-03-08 12:47:03,762 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 12:47:03" (3/3) ... [2025-03-08 12:47:03,762 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i [2025-03-08 12:47:03,772 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 12:47:03,774 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-14.i that has 2 procedures, 84 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 12:47:03,815 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 12:47:03,826 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;@649ff5bb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 12:47:03,826 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 12:47:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 12:47:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-03-08 12:47:03,838 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:03,839 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:03,839 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:03,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:03,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1805395424, now seen corresponding path program 1 times [2025-03-08 12:47:03,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:03,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [361631522] [2025-03-08 12:47:03,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:03,851 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:03,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:03,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:03,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-03-08 12:47:03,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 12:47:04,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 12:47:04,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:04,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:04,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 12:47:04,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2025-03-08 12:47:04,361 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:04,362 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:04,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [361631522] [2025-03-08 12:47:04,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [361631522] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:04,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:04,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 12:47:04,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402158841] [2025-03-08 12:47:04,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:04,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 12:47:04,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:04,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 12:47:04,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:04,386 INFO L87 Difference]: Start difference. First operand has 84 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:47:04,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:04,403 INFO L93 Difference]: Finished difference Result 162 states and 290 transitions. [2025-03-08 12:47:04,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 12:47:04,407 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 182 [2025-03-08 12:47:04,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:04,413 INFO L225 Difference]: With dead ends: 162 [2025-03-08 12:47:04,413 INFO L226 Difference]: Without dead ends: 81 [2025-03-08 12:47:04,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 12:47:04,417 INFO L435 NwaCegarLoop]: 127 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, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:04,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 12:47:04,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2025-03-08 12:47:04,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2025-03-08 12:47:04,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2025-03-08 12:47:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 127 transitions. [2025-03-08 12:47:04,456 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 127 transitions. Word has length 182 [2025-03-08 12:47:04,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:04,457 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 127 transitions. [2025-03-08 12:47:04,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-03-08 12:47:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2025-03-08 12:47:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2025-03-08 12:47:04,461 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:04,461 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:04,480 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2025-03-08 12:47:04,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:04,663 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:04,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:04,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1343714277, now seen corresponding path program 1 times [2025-03-08 12:47:04,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:04,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972120484] [2025-03-08 12:47:04,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:04,664 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:04,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:04,667 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:04,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-03-08 12:47:04,733 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 182 statements into 1 equivalence classes. [2025-03-08 12:47:05,086 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 182 of 182 statements. [2025-03-08 12:47:05,086 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:05,086 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:05,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 12:47:05,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:10,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2025-03-08 12:47:10,414 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 12:47:10,414 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:10,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972120484] [2025-03-08 12:47:10,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972120484] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 12:47:10,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 12:47:10,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 12:47:10,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524992164] [2025-03-08 12:47:10,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 12:47:10,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 12:47:10,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:10,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 12:47:10,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:10,417 INFO L87 Difference]: Start difference. First operand 81 states and 127 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:47:14,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 12:47:17,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 12:47:17,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:17,248 INFO L93 Difference]: Finished difference Result 234 states and 369 transitions. [2025-03-08 12:47:17,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 12:47:17,249 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 182 [2025-03-08 12:47:17,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:17,251 INFO L225 Difference]: With dead ends: 234 [2025-03-08 12:47:17,251 INFO L226 Difference]: Without dead ends: 156 [2025-03-08 12:47:17,252 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 12:47:17,252 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 42 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:17,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 245 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 6.8s Time] [2025-03-08 12:47:17,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2025-03-08 12:47:17,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 154. [2025-03-08 12:47:17,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 93 states have (on average 1.3548387096774193) internal successors, (126), 93 states have internal predecessors, (126), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-08 12:47:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2025-03-08 12:47:17,280 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 182 [2025-03-08 12:47:17,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:17,280 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2025-03-08 12:47:17,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2025-03-08 12:47:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2025-03-08 12:47:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:47:17,282 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:17,282 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:17,299 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 [2025-03-08 12:47:17,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:17,483 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:17,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:17,484 INFO L85 PathProgramCache]: Analyzing trace with hash 390864867, now seen corresponding path program 1 times [2025-03-08 12:47:17,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:17,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [742483670] [2025-03-08 12:47:17,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:17,484 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:17,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:17,486 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-03-08 12:47:17,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-03-08 12:47:17,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:47:17,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:47:17,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:17,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:17,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 12:47:17,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 12:47:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 568 proven. 66 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2025-03-08 12:47:22,259 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 12:47:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2025-03-08 12:47:26,050 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 12:47:26,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [742483670] [2025-03-08 12:47:26,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [742483670] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 12:47:26,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-03-08 12:47:26,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-03-08 12:47:26,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604847027] [2025-03-08 12:47:26,050 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-03-08 12:47:26,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 12:47:26,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 12:47:26,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 12:47:26,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 12:47:26,054 INFO L87 Difference]: Start difference. First operand 154 states and 242 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2025-03-08 12:47:32,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 12:47:36,978 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 [] [2025-03-08 12:47:37,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 12:47:37,098 INFO L93 Difference]: Finished difference Result 317 states and 491 transitions. [2025-03-08 12:47:37,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-08 12:47:37,144 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 183 [2025-03-08 12:47:37,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 12:47:37,146 INFO L225 Difference]: With dead ends: 317 [2025-03-08 12:47:37,146 INFO L226 Difference]: Without dead ends: 166 [2025-03-08 12:47:37,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-03-08 12:47:37,147 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 151 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 39 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2025-03-08 12:47:37,147 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 213 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 149 Invalid, 2 Unknown, 0 Unchecked, 10.7s Time] [2025-03-08 12:47:37,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2025-03-08 12:47:37,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2025-03-08 12:47:37,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2025-03-08 12:47:37,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 246 transitions. [2025-03-08 12:47:37,169 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 246 transitions. Word has length 183 [2025-03-08 12:47:37,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 12:47:37,172 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 246 transitions. [2025-03-08 12:47:37,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2025-03-08 12:47:37,173 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 246 transitions. [2025-03-08 12:47:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2025-03-08 12:47:37,175 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 12:47:37,175 INFO L218 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-08 12:47:37,191 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 (4)] Ended with exit code 0 [2025-03-08 12:47:37,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:37,376 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 12:47:37,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 12:47:37,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1898416676, now seen corresponding path program 1 times [2025-03-08 12:47:37,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 12:47:37,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412411723] [2025-03-08 12:47:37,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 12:47:37,377 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-03-08 12:47:37,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 12:47:37,379 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) [2025-03-08 12:47:37,380 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 [2025-03-08 12:47:37,410 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 183 statements into 1 equivalence classes. [2025-03-08 12:47:37,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 183 of 183 statements. [2025-03-08 12:47:37,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 12:47:37,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 12:47:37,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjuncts are in the unsatisfiable core [2025-03-08 12:47:37,798 INFO L279 TraceCheckSpWp]: Computing forward predicates...