./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.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_fillercodesize_ps-cn-25_file-38.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 c09ae5383c303ea70fa8be3591cb19f07b66ade63b6f0323637dd7a8d6da530f --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 11:08:21,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 11:08:21,116 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-08 11:08:21,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 11:08:21,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 11:08:21,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 11:08:21,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 11:08:21,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 11:08:21,142 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 11:08:21,142 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 11:08:21,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 11:08:21,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 11:08:21,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 11:08:21,143 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 11:08:21,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 11:08:21,144 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 11:08:21,145 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 11:08:21,145 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 11:08:21,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 11:08:21,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 11:08:21,147 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 -> c09ae5383c303ea70fa8be3591cb19f07b66ade63b6f0323637dd7a8d6da530f [2025-03-08 11:08:21,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 11:08:21,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 11:08:21,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 11:08:21,373 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 11:08:21,373 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 11:08:21,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:22,530 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32313f6a/16ba5d4d050a4750bcfc0f00ecbde9da/FLAGadb16446d [2025-03-08 11:08:22,794 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 11:08:22,794 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:22,805 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32313f6a/16ba5d4d050a4750bcfc0f00ecbde9da/FLAGadb16446d [2025-03-08 11:08:23,087 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e32313f6a/16ba5d4d050a4750bcfc0f00ecbde9da [2025-03-08 11:08:23,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 11:08:23,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 11:08:23,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 11:08:23,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 11:08:23,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 11:08:23,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7a3495 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23, skipping insertion in model container [2025-03-08 11:08:23,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 11:08:23,210 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i[915,928] [2025-03-08 11:08:23,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 11:08:23,279 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 11:08:23,287 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i[915,928] [2025-03-08 11:08:23,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 11:08:23,338 INFO L204 MainTranslator]: Completed translation [2025-03-08 11:08:23,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23 WrapperNode [2025-03-08 11:08:23,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 11:08:23,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 11:08:23,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 11:08:23,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 11:08:23,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,355 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,378 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2025-03-08 11:08:23,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 11:08:23,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 11:08:23,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 11:08:23,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 11:08:23,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,394 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,403 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 11:08:23,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,408 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 11:08:23,423 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 11:08:23,424 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 11:08:23,424 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 11:08:23,425 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (1/1) ... [2025-03-08 11:08:23,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 11:08:23,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:23,451 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 11:08:23,457 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 11:08:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 11:08:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 11:08:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 11:08:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 11:08:23,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 11:08:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 11:08:23,533 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 11:08:23,535 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 11:08:23,792 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L180: havoc property_#t~bitwise23#1;havoc property_#t~short24#1; [2025-03-08 11:08:23,833 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2025-03-08 11:08:23,836 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 11:08:23,850 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 11:08:23,850 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 11:08:23,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 11:08:23 BoogieIcfgContainer [2025-03-08 11:08:23,851 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 11:08:23,853 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 11:08:23,853 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 11:08:23,856 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 11:08:23,857 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 11:08:23" (1/3) ... [2025-03-08 11:08:23,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426bb3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 11:08:23, skipping insertion in model container [2025-03-08 11:08:23,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:23" (2/3) ... [2025-03-08 11:08:23,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@426bb3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 11:08:23, skipping insertion in model container [2025-03-08 11:08:23,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 11:08:23" (3/3) ... [2025-03-08 11:08:23,859 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:23,868 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 11:08:23,870 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-38.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 11:08:23,910 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 11:08:23,917 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;@53bb07fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 11:08:23,917 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 11:08:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 11:08:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-08 11:08:23,929 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:23,930 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:23,930 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:23,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:23,933 INFO L85 PathProgramCache]: Analyzing trace with hash 2083236010, now seen corresponding path program 1 times [2025-03-08 11:08:23,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:23,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888205672] [2025-03-08 11:08:23,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:24,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-08 11:08:24,029 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-08 11:08:24,029 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:24,030 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 11:08:24,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:24,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888205672] [2025-03-08 11:08:24,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888205672] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 11:08:24,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004865933] [2025-03-08 11:08:24,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:24,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:24,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:24,196 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 11:08:24,197 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 11:08:24,276 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-08 11:08:24,356 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-08 11:08:24,357 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:24,357 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:24,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 11:08:24,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-03-08 11:08:24,429 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 11:08:24,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004865933] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:24,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 11:08:24,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 11:08:24,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27763768] [2025-03-08 11:08:24,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:24,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 11:08:24,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:24,453 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 11:08:24,453 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 11:08:24,456 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 60 states have internal predecessors, (83), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:24,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:24,492 INFO L93 Difference]: Finished difference Result 184 states and 326 transitions. [2025-03-08 11:08:24,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 11:08:24,495 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 207 [2025-03-08 11:08:24,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:24,499 INFO L225 Difference]: With dead ends: 184 [2025-03-08 11:08:24,500 INFO L226 Difference]: Without dead ends: 92 [2025-03-08 11:08:24,502 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 208 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 11:08:24,503 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:24,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 11:08:24,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2025-03-08 11:08:24,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2025-03-08 11:08:24,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 57 states have (on average 1.368421052631579) internal successors, (78), 57 states have internal predecessors, (78), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 11:08:24,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 144 transitions. [2025-03-08 11:08:24,532 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 144 transitions. Word has length 207 [2025-03-08 11:08:24,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:24,532 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 144 transitions. [2025-03-08 11:08:24,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2025-03-08 11:08:24,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2025-03-08 11:08:24,535 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:24,535 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:24,542 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 11:08:24,736 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 11:08:24,736 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:24,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:24,737 INFO L85 PathProgramCache]: Analyzing trace with hash -2112626641, now seen corresponding path program 1 times [2025-03-08 11:08:24,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:24,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892372393] [2025-03-08 11:08:24,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:24,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:24,759 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 207 statements into 1 equivalence classes. [2025-03-08 11:08:24,809 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 207 of 207 statements. [2025-03-08 11:08:24,810 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:24,810 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:25,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 11:08:25,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:25,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892372393] [2025-03-08 11:08:25,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892372393] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:25,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 11:08:25,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 11:08:25,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246384561] [2025-03-08 11:08:25,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:25,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 11:08:25,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:25,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 11:08:25,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 11:08:25,377 INFO L87 Difference]: Start difference. First operand 92 states and 144 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:25,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:25,619 INFO L93 Difference]: Finished difference Result 354 states and 558 transitions. [2025-03-08 11:08:25,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 11:08:25,619 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 207 [2025-03-08 11:08:25,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:25,623 INFO L225 Difference]: With dead ends: 354 [2025-03-08 11:08:25,624 INFO L226 Difference]: Without dead ends: 265 [2025-03-08 11:08:25,626 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 11:08:25,627 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 348 mSDsluCounter, 402 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:25,628 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [348 Valid, 538 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 11:08:25,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2025-03-08 11:08:25,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 179. [2025-03-08 11:08:25,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 110 states have (on average 1.3727272727272728) internal successors, (151), 110 states have internal predecessors, (151), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 11:08:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 283 transitions. [2025-03-08 11:08:25,668 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 283 transitions. Word has length 207 [2025-03-08 11:08:25,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:25,669 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 283 transitions. [2025-03-08 11:08:25,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 283 transitions. [2025-03-08 11:08:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-08 11:08:25,673 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:25,673 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:25,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 11:08:25,673 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:25,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:25,674 INFO L85 PathProgramCache]: Analyzing trace with hash -2000955588, now seen corresponding path program 1 times [2025-03-08 11:08:25,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:25,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731928131] [2025-03-08 11:08:25,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:25,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:25,687 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 11:08:25,743 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 11:08:25,743 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:25,743 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 11:08:25,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:25,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731928131] [2025-03-08 11:08:25,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731928131] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:25,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 11:08:25,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 11:08:25,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895359618] [2025-03-08 11:08:25,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:25,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 11:08:25,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:25,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 11:08:25,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 11:08:26,000 INFO L87 Difference]: Start difference. First operand 179 states and 283 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:26,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:26,273 INFO L93 Difference]: Finished difference Result 569 states and 901 transitions. [2025-03-08 11:08:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 11:08:26,273 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2025-03-08 11:08:26,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:26,278 INFO L225 Difference]: With dead ends: 569 [2025-03-08 11:08:26,280 INFO L226 Difference]: Without dead ends: 393 [2025-03-08 11:08:26,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 11:08:26,282 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 127 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:26,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 493 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-08 11:08:26,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2025-03-08 11:08:26,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 355. [2025-03-08 11:08:26,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 218 states have (on average 1.3761467889908257) internal successors, (300), 218 states have internal predecessors, (300), 132 states have call successors, (132), 4 states have call predecessors, (132), 4 states have return successors, (132), 132 states have call predecessors, (132), 132 states have call successors, (132) [2025-03-08 11:08:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 564 transitions. [2025-03-08 11:08:26,344 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 564 transitions. Word has length 208 [2025-03-08 11:08:26,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:26,345 INFO L471 AbstractCegarLoop]: Abstraction has 355 states and 564 transitions. [2025-03-08 11:08:26,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 564 transitions. [2025-03-08 11:08:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-08 11:08:26,347 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:26,347 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:26,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 11:08:26,347 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:26,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:26,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1788453083, now seen corresponding path program 1 times [2025-03-08 11:08:26,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:26,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828557958] [2025-03-08 11:08:26,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:26,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:26,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 11:08:26,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 11:08:26,401 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:26,401 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:26,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 11:08:26,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:26,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828557958] [2025-03-08 11:08:26,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828557958] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 11:08:26,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680408214] [2025-03-08 11:08:26,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:26,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:26,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:26,609 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 11:08:26,610 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 11:08:26,670 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 11:08:26,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 11:08:26,734 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:26,734 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:26,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-08 11:08:26,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:27,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 32 proven. 96 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2025-03-08 11:08:27,127 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 11:08:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 11:08:27,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680408214] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 11:08:27,396 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 11:08:27,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2025-03-08 11:08:27,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473116417] [2025-03-08 11:08:27,397 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 11:08:27,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 11:08:27,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:27,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 11:08:27,398 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 11:08:27,399 INFO L87 Difference]: Start difference. First operand 355 states and 564 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) [2025-03-08 11:08:27,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:27,598 INFO L93 Difference]: Finished difference Result 626 states and 982 transitions. [2025-03-08 11:08:27,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-03-08 11:08:27,598 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) Word has length 208 [2025-03-08 11:08:27,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:27,601 INFO L225 Difference]: With dead ends: 626 [2025-03-08 11:08:27,601 INFO L226 Difference]: Without dead ends: 274 [2025-03-08 11:08:27,602 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 422 GetRequests, 413 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-03-08 11:08:27,602 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 85 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:27,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 241 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-08 11:08:27,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2025-03-08 11:08:27,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 266. [2025-03-08 11:08:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 160 states have (on average 1.31875) internal successors, (211), 160 states have internal predecessors, (211), 99 states have call successors, (99), 6 states have call predecessors, (99), 6 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2025-03-08 11:08:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 409 transitions. [2025-03-08 11:08:27,644 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 409 transitions. Word has length 208 [2025-03-08 11:08:27,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:27,645 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 409 transitions. [2025-03-08 11:08:27,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 1 states have call predecessors, (66), 2 states have call successors, (66) [2025-03-08 11:08:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 409 transitions. [2025-03-08 11:08:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-03-08 11:08:27,647 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:27,647 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:27,654 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 11:08:27,852 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,SelfDestructingSolverStorable3 [2025-03-08 11:08:27,852 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:27,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:27,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1984966588, now seen corresponding path program 1 times [2025-03-08 11:08:27,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:27,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346538561] [2025-03-08 11:08:27,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:27,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:27,864 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 11:08:27,889 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 11:08:27,889 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:27,889 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 11:08:28,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:28,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346538561] [2025-03-08 11:08:28,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346538561] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 11:08:28,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [113758332] [2025-03-08 11:08:28,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:28,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:28,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:28,095 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 11:08:28,097 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 11:08:28,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-03-08 11:08:28,200 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-03-08 11:08:28,200 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:28,200 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:28,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-03-08 11:08:28,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1016 proven. 60 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2025-03-08 11:08:28,660 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 11:08:28,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-03-08 11:08:28,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [113758332] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 11:08:28,982 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 11:08:28,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 16 [2025-03-08 11:08:28,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475649601] [2025-03-08 11:08:28,982 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 11:08:28,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2025-03-08 11:08:28,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:28,983 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-03-08 11:08:28,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2025-03-08 11:08:28,984 INFO L87 Difference]: Start difference. First operand 266 states and 409 transitions. Second operand has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 6 states have call successors, (99), 3 states have call predecessors, (99), 6 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2025-03-08 11:08:29,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:29,628 INFO L93 Difference]: Finished difference Result 534 states and 806 transitions. [2025-03-08 11:08:29,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2025-03-08 11:08:29,629 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 6 states have call successors, (99), 3 states have call predecessors, (99), 6 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) Word has length 208 [2025-03-08 11:08:29,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:29,632 INFO L225 Difference]: With dead ends: 534 [2025-03-08 11:08:29,632 INFO L226 Difference]: Without dead ends: 343 [2025-03-08 11:08:29,634 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2025-03-08 11:08:29,635 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 426 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 456 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:29,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [456 Valid, 597 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 11:08:29,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2025-03-08 11:08:29,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 286. [2025-03-08 11:08:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 178 states have (on average 1.3258426966292134) internal successors, (236), 178 states have internal predecessors, (236), 99 states have call successors, (99), 8 states have call predecessors, (99), 8 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2025-03-08 11:08:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 434 transitions. [2025-03-08 11:08:29,677 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 434 transitions. Word has length 208 [2025-03-08 11:08:29,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:29,678 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 434 transitions. [2025-03-08 11:08:29,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.25) internal successors, (116), 16 states have internal predecessors, (116), 6 states have call successors, (99), 3 states have call predecessors, (99), 6 states have return successors, (99), 6 states have call predecessors, (99), 6 states have call successors, (99) [2025-03-08 11:08:29,678 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 434 transitions. [2025-03-08 11:08:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 11:08:29,679 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:29,679 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:29,686 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 11:08:29,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:29,880 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:29,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:29,881 INFO L85 PathProgramCache]: Analyzing trace with hash 30157184, now seen corresponding path program 1 times [2025-03-08 11:08:29,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:29,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064415509] [2025-03-08 11:08:29,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:29,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:29,892 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 11:08:29,946 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 11:08:29,946 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:29,946 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 11:08:29,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1026886690] [2025-03-08 11:08:29,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:29,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:29,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:29,961 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 11:08:29,964 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 11:08:30,022 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 11:08:30,065 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 11:08:30,065 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:30,065 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:30,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-03-08 11:08:30,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:30,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 1746 trivial. 0 not checked. [2025-03-08 11:08:30,334 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 11:08:30,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 11:08:30,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064415509] [2025-03-08 11:08:30,334 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-03-08 11:08:30,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1026886690] [2025-03-08 11:08:30,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1026886690] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:30,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 11:08:30,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-03-08 11:08:30,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161325758] [2025-03-08 11:08:30,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:30,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2025-03-08 11:08:30,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 11:08:30,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-03-08 11:08:30,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2025-03-08 11:08:30,336 INFO L87 Difference]: Start difference. First operand 286 states and 434 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:30,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:30,748 INFO L93 Difference]: Finished difference Result 736 states and 1108 transitions. [2025-03-08 11:08:30,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-03-08 11:08:30,749 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) Word has length 209 [2025-03-08 11:08:30,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:30,752 INFO L225 Difference]: With dead ends: 736 [2025-03-08 11:08:30,752 INFO L226 Difference]: Without dead ends: 526 [2025-03-08 11:08:30,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2025-03-08 11:08:30,753 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 159 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:30,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 636 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-03-08 11:08:30,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2025-03-08 11:08:30,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 512. [2025-03-08 11:08:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 330 states have (on average 1.3363636363636364) internal successors, (441), 330 states have internal predecessors, (441), 165 states have call successors, (165), 16 states have call predecessors, (165), 16 states have return successors, (165), 165 states have call predecessors, (165), 165 states have call successors, (165) [2025-03-08 11:08:30,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 771 transitions. [2025-03-08 11:08:30,797 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 771 transitions. Word has length 209 [2025-03-08 11:08:30,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:30,797 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 771 transitions. [2025-03-08 11:08:30,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (33), 3 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:30,797 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 771 transitions. [2025-03-08 11:08:30,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-03-08 11:08:30,799 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:30,799 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:30,805 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 11:08:31,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:31,003 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:31,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:31,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1383466881, now seen corresponding path program 1 times [2025-03-08 11:08:31,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 11:08:31,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665314846] [2025-03-08 11:08:31,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:31,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 11:08:31,013 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 11:08:31,054 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 11:08:31,055 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:31,055 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-08 11:08:31,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1420682901] [2025-03-08 11:08:31,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:31,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 11:08:31,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:31,059 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 11:08:31,070 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 11:08:31,129 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 11:08:31,172 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 11:08:31,173 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:31,173 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 11:08:31,173 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-08 11:08:31,195 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-03-08 11:08:31,246 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-03-08 11:08:31,247 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:31,247 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-08 11:08:31,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-08 11:08:31,337 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-08 11:08:31,339 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-08 11:08:31,350 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 11:08:31,547 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 11:08:31,549 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2025-03-08 11:08:31,646 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-08 11:08:31,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.03 11:08:31 BoogieIcfgContainer [2025-03-08 11:08:31,648 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-08 11:08:31,648 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-08 11:08:31,648 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-08 11:08:31,649 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-08 11:08:31,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 11:08:23" (3/4) ... [2025-03-08 11:08:31,650 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-08 11:08:31,651 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-08 11:08:31,651 INFO L158 Benchmark]: Toolchain (without parser) took 8560.57ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 122.8MB in the beginning and 61.0MB in the end (delta: 61.8MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB. [2025-03-08 11:08:31,652 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 11:08:31,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.39ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 108.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-08 11:08:31,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.18ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 105.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 11:08:31,652 INFO L158 Benchmark]: Boogie Preprocessor took 36.36ms. Allocated memory is still 167.8MB. Free memory was 105.6MB in the beginning and 103.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 11:08:31,652 INFO L158 Benchmark]: IcfgBuilder took 427.91ms. Allocated memory is still 167.8MB. Free memory was 102.9MB in the beginning and 80.0MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-08 11:08:31,653 INFO L158 Benchmark]: TraceAbstraction took 7795.04ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 79.1MB in the beginning and 61.0MB in the end (delta: 18.1MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2025-03-08 11:08:31,653 INFO L158 Benchmark]: Witness Printer took 2.60ms. Allocated memory is still 201.3MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-08 11:08:31,654 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 119.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.39ms. Allocated memory is still 167.8MB. Free memory was 122.8MB in the beginning and 108.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.18ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 105.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.36ms. Allocated memory is still 167.8MB. Free memory was 105.6MB in the beginning and 103.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 427.91ms. Allocated memory is still 167.8MB. Free memory was 102.9MB in the beginning and 80.0MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 7795.04ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 79.1MB in the beginning and 61.0MB in the end (delta: 18.1MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * Witness Printer took 2.60ms. Allocated memory is still 201.3MB. Free memory was 61.0MB in the beginning and 61.0MB in the end (delta: 60.0kB). 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 shiftRight at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 150, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 146, overapproximation of someBinaryDOUBLEComparisonOperation at line 159, overapproximation of someBinaryDOUBLEComparisonOperation at line 148, overapproximation of someBinaryDOUBLEComparisonOperation at line 152, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 180. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 0; [L26] unsigned short int var_1_8 = 4; [L27] signed long int var_1_11 = 100; [L28] signed long int var_1_12 = 8; [L29] unsigned short int var_1_13 = 128; [L30] double var_1_14 = 64.5; [L31] signed short int var_1_15 = 4; [L32] signed long int var_1_16 = -8; [L33] double var_1_17 = 255.5; [L34] double var_1_18 = 0.6; [L35] double var_1_19 = 1000000000000.5; [L36] double var_1_20 = 999999.25; [L37] signed short int var_1_21 = -64; [L38] signed char var_1_25 = -128; [L39] signed char var_1_26 = -8; [L40] unsigned char var_1_27 = 32; [L41] double var_1_28 = 7.7; [L42] double var_1_29 = 127.8; [L43] unsigned char var_1_30 = 1; [L44] signed long int var_1_31 = -16; [L45] unsigned char var_1_32 = 0; [L46] unsigned short int var_1_33 = 128; [L47] signed short int var_1_34 = 50; [L48] unsigned short int var_1_35 = 10000; [L49] unsigned long int var_1_36 = 128; [L50] signed char var_1_37 = 2; [L51] unsigned short int last_1_var_1_8 = 4; [L52] signed short int last_1_var_1_21 = -64; [L53] signed char last_1_var_1_25 = -128; VAL [isInitial=0, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=4] [L184] isInitial = 1 [L185] FCALL initially() [L186] COND TRUE 1 [L187] CALL updateLastVariables() [L175] last_1_var_1_8 = var_1_8 [L176] last_1_var_1_21 = var_1_21 [L177] last_1_var_1_25 = var_1_25 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=0, var_1_6=0, var_1_7=0, var_1_8=4] [L187] RET updateLastVariables() [L188] CALL updateVariables() [L122] var_1_4 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L123] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L124] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L124] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L125] var_1_6 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_7=0, var_1_8=4] [L126] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_7=0, var_1_8=4] [L127] CALL assume_abort_if_not(var_1_6 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L127] RET assume_abort_if_not(var_1_6 <= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=100, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L128] var_1_11 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L129] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L130] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L130] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=8, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L131] var_1_12 = __VERIFIER_nondet_long() [L132] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L132] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L133] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L133] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L134] var_1_13 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L135] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L136] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L136] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=4, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L137] var_1_15 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_15 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L138] RET assume_abort_if_not(var_1_15 >= -32768) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L139] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L139] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L140] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L140] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=-8, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L141] var_1_16 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_16 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L142] RET assume_abort_if_not(var_1_16 >= -2147483648) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L143] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L143] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L144] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L144] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_17=511/2, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L145] var_1_17 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L146] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_18=3/5, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L147] var_1_18 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L148] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_19=2000000000001/2, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L149] var_1_19 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L150] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_20=3999997/4, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L151] var_1_20 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L152] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-8, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L153] var_1_26 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_26 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L154] RET assume_abort_if_not(var_1_26 >= -127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L155] CALL assume_abort_if_not(var_1_26 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L155] RET assume_abort_if_not(var_1_26 <= 126) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_28=77/10, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L156] var_1_28 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L157] RET assume_abort_if_not((var_1_28 >= -922337.2036854776000e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854776000e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_29=639/5, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L158] var_1_29 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L159] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-16, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L160] var_1_31 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_31 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L161] RET assume_abort_if_not(var_1_31 >= -2147483648) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L162] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L162] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L163] var_1_32 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L164] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L165] CALL assume_abort_if_not(var_1_32 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L165] RET assume_abort_if_not(var_1_32 <= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=50, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L166] var_1_34 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L167] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L168] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L168] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=2, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L169] var_1_37 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_37 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L170] RET assume_abort_if_not(var_1_37 >= -128) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L171] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L171] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L172] CALL assume_abort_if_not(var_1_37 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L172] RET assume_abort_if_not(var_1_37 != 0) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L188] RET updateVariables() [L189] CALL step() [L57] COND FALSE !(0.75 <= var_1_28) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=1, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L62] COND TRUE (~ var_1_27) < var_1_31 [L63] var_1_30 = var_1_32 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L65] COND FALSE !(\read(var_1_32)) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=10000, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L76] var_1_35 = var_1_27 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L77] COND FALSE !((-1 / var_1_37) >= ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35)))) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L80] EXPR last_1_var_1_8 >> var_1_15 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-64, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L80] COND TRUE (last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15) [L81] var_1_21 = (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-256, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L85] signed long int stepLocal_1 = ((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12; [L86] signed long int stepLocal_0 = last_1_var_1_21 + last_1_var_1_21; VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, stepLocal_1=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-256, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=4] [L87] COND FALSE !((last_1_var_1_21 * last_1_var_1_21) < stepLocal_1) [L92] var_1_8 = var_1_13 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-256, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L94] COND TRUE ! (var_1_21 > var_1_8) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-256, var_1_25=-128, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L95] COND TRUE \read(var_1_4) [L96] var_1_25 = var_1_26 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=129/2, var_1_15=10, var_1_16=65, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L99] COND FALSE !((8 / var_1_15) < (64 / var_1_16)) [L106] var_1_14 = var_1_18 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L108] COND TRUE (- var_1_14) <= var_1_14 [L109] var_1_1 = var_1_4 VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L117] COND TRUE var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14)))) [L118] var_1_7 = (var_1_1 && (! 1)) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, stepLocal_0=-128, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L189] RET step() [L190] CALL, EXPR property() [L180] EXPR ((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25))) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L180-L181] return (((((((- var_1_14) <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_4)) : ((var_1_14 <= var_1_14) ? (var_1_1 == ((unsigned char) var_1_6)) : (var_1_1 == ((unsigned char) var_1_4)))) && ((var_1_14 < ((((var_1_14) > ((128.5 * var_1_14))) ? (var_1_14) : ((128.5 * var_1_14))))) ? (var_1_7 == ((unsigned char) (var_1_1 && (! 1)))) : 1)) && (((last_1_var_1_21 * last_1_var_1_21) < (((((-1) > (var_1_11)) ? (-1) : (var_1_11))) - var_1_12)) ? (((last_1_var_1_21 + last_1_var_1_21) < var_1_12) ? (var_1_8 == ((unsigned short int) var_1_13)) : 1) : (var_1_8 == ((unsigned short int) var_1_13)))) && (((8 / var_1_15) < (64 / var_1_16)) ? ((var_1_8 >= var_1_15) ? (var_1_14 == ((double) (var_1_17 - var_1_18))) : (var_1_14 == ((double) (var_1_18 - (64.25 + ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20)))))))) : (var_1_14 == ((double) var_1_18)))) && (((last_1_var_1_8 + 4u) <= (last_1_var_1_8 >> var_1_15)) ? (var_1_21 == ((signed short int) (((((last_1_var_1_25 + last_1_var_1_25)) < (last_1_var_1_25)) ? ((last_1_var_1_25 + last_1_var_1_25)) : (last_1_var_1_25))))) : (var_1_21 == ((signed short int) last_1_var_1_25)))) && ((! (var_1_21 > var_1_8)) ? (var_1_4 ? (var_1_25 == ((signed char) var_1_26)) : 1) : 1) ; [L190] RET, EXPR property() [L190] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_21=-64, last_1_var_1_25=-128, last_1_var_1_8=4, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=2, var_1_15=10, var_1_16=65, var_1_18=2, var_1_1=1, var_1_21=-256, var_1_25=-127, var_1_26=-127, var_1_27=32, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=128, var_1_34=0, var_1_35=32, var_1_36=128, var_1_37=1, var_1_4=1, var_1_6=0, var_1_7=0, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 95 locations, 182 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 7, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1205 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1145 mSDsluCounter, 2647 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1851 mSDsCounter, 508 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1570 IncrementalHoareTripleChecker+Invalid, 2078 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 508 mSolverCounterUnsat, 796 mSDtfsCounter, 1570 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1297 GetRequests, 1239 SyntacticMatches, 1 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=512occurred in iteration=6, InterpolantAutomatonStates: 52, 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, 203 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 2497 NumberOfCodeBlocks, 2497 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2275 ConstructedInterpolants, 0 QuantifiedInterpolants, 6978 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1884 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 22700/23232 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 11:08:31,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.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 c09ae5383c303ea70fa8be3591cb19f07b66ade63b6f0323637dd7a8d6da530f --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 11:08:33,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 11:08:33,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-08 11:08:33,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 11:08:33,520 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 11:08:33,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 11:08:33,538 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 11:08:33,538 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 11:08:33,539 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 11:08:33,539 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 11:08:33,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 11:08:33,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 11:08:33,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 11:08:33,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 11:08:33,540 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 11:08:33,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 11:08:33,541 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 11:08:33,541 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 11:08:33,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 11:08:33,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 11:08:33,542 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 -> c09ae5383c303ea70fa8be3591cb19f07b66ade63b6f0323637dd7a8d6da530f [2025-03-08 11:08:33,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 11:08:33,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 11:08:33,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 11:08:33,752 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 11:08:33,752 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 11:08:33,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:34,912 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9297ae04/43ef50d12a4f469a95f5fb9f30fef6e5/FLAG233853dad [2025-03-08 11:08:35,083 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 11:08:35,085 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:35,093 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9297ae04/43ef50d12a4f469a95f5fb9f30fef6e5/FLAG233853dad [2025-03-08 11:08:35,483 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9297ae04/43ef50d12a4f469a95f5fb9f30fef6e5 [2025-03-08 11:08:35,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 11:08:35,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 11:08:35,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 11:08:35,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 11:08:35,490 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 11:08:35,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,491 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b88d5d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35, skipping insertion in model container [2025-03-08 11:08:35,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 11:08:35,601 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i[915,928] [2025-03-08 11:08:35,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 11:08:35,652 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 11:08:35,659 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-38.i[915,928] [2025-03-08 11:08:35,681 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 11:08:35,697 INFO L204 MainTranslator]: Completed translation [2025-03-08 11:08:35,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35 WrapperNode [2025-03-08 11:08:35,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 11:08:35,699 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 11:08:35,699 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 11:08:35,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 11:08:35,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,745 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2025-03-08 11:08:35,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 11:08:35,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 11:08:35,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 11:08:35,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 11:08:35,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,760 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,780 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 11:08:35,780 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,780 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,790 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,792 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 11:08:35,795 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 11:08:35,796 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 11:08:35,796 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 11:08:35,796 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (1/1) ... [2025-03-08 11:08:35,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 11:08:35,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 11:08:35,822 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 11:08:35,829 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 11:08:35,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 11:08:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-08 11:08:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 11:08:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 11:08:35,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 11:08:35,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 11:08:35,928 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 11:08:35,930 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 11:08:41,729 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-08 11:08:41,729 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 11:08:41,737 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 11:08:41,737 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-08 11:08:41,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 11:08:41 BoogieIcfgContainer [2025-03-08 11:08:41,738 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 11:08:41,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 11:08:41,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 11:08:41,743 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 11:08:41,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 11:08:35" (1/3) ... [2025-03-08 11:08:41,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@449b1124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 11:08:41, skipping insertion in model container [2025-03-08 11:08:41,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 11:08:35" (2/3) ... [2025-03-08 11:08:41,744 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@449b1124 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 11:08:41, skipping insertion in model container [2025-03-08 11:08:41,744 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 11:08:41" (3/3) ... [2025-03-08 11:08:41,745 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-38.i [2025-03-08 11:08:41,755 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 11:08:41,756 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-38.i that has 2 procedures, 88 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-08 11:08:41,800 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 11:08:41,809 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;@29100ac1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 11:08:41,809 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 11:08:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 11:08:41,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-03-08 11:08:41,822 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:41,822 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:41,823 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:41,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:41,826 INFO L85 PathProgramCache]: Analyzing trace with hash -1134257849, now seen corresponding path program 1 times [2025-03-08 11:08:41,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 11:08:41,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [546825810] [2025-03-08 11:08:41,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:41,834 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 11:08:41,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 11:08:41,837 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 11:08:41,838 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 11:08:41,930 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-03-08 11:08:42,279 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-03-08 11:08:42,279 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:42,279 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:42,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 11:08:42,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:42,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 764 proven. 0 refuted. 0 times theorem prover too weak. 1348 trivial. 0 not checked. [2025-03-08 11:08:42,351 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 11:08:42,351 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 11:08:42,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [546825810] [2025-03-08 11:08:42,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [546825810] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:42,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 11:08:42,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-08 11:08:42,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554578078] [2025-03-08 11:08:42,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:42,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 11:08:42,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 11:08:42,367 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 11:08:42,368 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 11:08:42,369 INFO L87 Difference]: Start difference. First operand has 88 states, 52 states have (on average 1.4038461538461537) internal successors, (73), 53 states have internal predecessors, (73), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:42,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:42,392 INFO L93 Difference]: Finished difference Result 170 states and 306 transitions. [2025-03-08 11:08:42,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 11:08:42,394 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2025-03-08 11:08:42,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:42,399 INFO L225 Difference]: With dead ends: 170 [2025-03-08 11:08:42,399 INFO L226 Difference]: Without dead ends: 85 [2025-03-08 11:08:42,402 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 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 11:08:42,404 INFO L435 NwaCegarLoop]: 133 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, 133 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 11:08:42,406 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-08 11:08:42,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2025-03-08 11:08:42,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2025-03-08 11:08:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 50 states have (on average 1.34) internal successors, (67), 50 states have internal predecessors, (67), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-03-08 11:08:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 133 transitions. [2025-03-08 11:08:42,446 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 133 transitions. Word has length 204 [2025-03-08 11:08:42,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:42,447 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 133 transitions. [2025-03-08 11:08:42,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-03-08 11:08:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 133 transitions. [2025-03-08 11:08:42,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2025-03-08 11:08:42,451 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:42,452 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:42,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-03-08 11:08:42,654 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 11:08:42,654 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:42,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:42,656 INFO L85 PathProgramCache]: Analyzing trace with hash -974514206, now seen corresponding path program 1 times [2025-03-08 11:08:42,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 11:08:42,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [61677786] [2025-03-08 11:08:42,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:42,657 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 11:08:42,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 11:08:42,659 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 11:08:42,661 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 11:08:42,727 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 204 statements into 1 equivalence classes. [2025-03-08 11:08:43,075 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 204 of 204 statements. [2025-03-08 11:08:43,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:43,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:43,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-08 11:08:43,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 11:08:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-03-08 11:08:44,715 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 11:08:44,715 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-08 11:08:44,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [61677786] [2025-03-08 11:08:44,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [61677786] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 11:08:44,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 11:08:44,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-08 11:08:44,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799583873] [2025-03-08 11:08:44,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 11:08:44,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 11:08:44,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-08 11:08:44,717 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 11:08:44,717 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 11:08:44,718 INFO L87 Difference]: Start difference. First operand 85 states and 133 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:49,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 11:08:50,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 11:08:53,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-03-08 11:08:53,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 11:08:53,753 INFO L93 Difference]: Finished difference Result 392 states and 619 transitions. [2025-03-08 11:08:53,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-08 11:08:53,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2025-03-08 11:08:53,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 11:08:53,757 INFO L225 Difference]: With dead ends: 392 [2025-03-08 11:08:53,757 INFO L226 Difference]: Without dead ends: 310 [2025-03-08 11:08:53,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2025-03-08 11:08:53,758 INFO L435 NwaCegarLoop]: 351 mSDtfsCounter, 225 mSDsluCounter, 381 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 67 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 732 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2025-03-08 11:08:53,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 732 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 8.9s Time] [2025-03-08 11:08:53,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2025-03-08 11:08:53,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 165. [2025-03-08 11:08:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 96 states have (on average 1.34375) internal successors, (129), 96 states have internal predecessors, (129), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-03-08 11:08:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 261 transitions. [2025-03-08 11:08:53,798 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 261 transitions. Word has length 204 [2025-03-08 11:08:53,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 11:08:53,798 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 261 transitions. [2025-03-08 11:08:53,798 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-03-08 11:08:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 261 transitions. [2025-03-08 11:08:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2025-03-08 11:08:53,803 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 11:08:53,804 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:08:53,821 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 11:08:54,004 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 11:08:54,004 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 11:08:54,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 11:08:54,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1941236677, now seen corresponding path program 1 times [2025-03-08 11:08:54,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-08 11:08:54,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [985775062] [2025-03-08 11:08:54,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 11:08:54,006 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 11:08:54,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-08 11:08:54,008 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 11:08:54,008 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 11:08:54,051 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 205 statements into 1 equivalence classes. [2025-03-08 11:08:54,399 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 205 of 205 statements. [2025-03-08 11:08:54,400 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 11:08:54,400 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 11:08:54,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 15 conjuncts are in the unsatisfiable core [2025-03-08 11:08:54,440 INFO L279 TraceCheckSpWp]: Computing forward predicates...