./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8fc3dc66 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.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 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 00:00:36,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 00:00:36,307 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-17 00:00:36,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 00:00:36,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 00:00:36,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 00:00:36,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 00:00:36,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 00:00:36,340 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 00:00:36,340 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 00:00:36,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 00:00:36,341 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 00:00:36,341 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 00:00:36,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 00:00:36,341 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 00:00:36,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 00:00:36,342 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 00:00:36,343 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 00:00:36,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 00:00:36,343 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 00:00:36,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 00:00:36,344 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 -> 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 [2025-03-17 00:00:36,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 00:00:36,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 00:00:36,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 00:00:36,630 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 00:00:36,630 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 00:00:36,631 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:37,838 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f98578906/1923d91d7c6e492fa1b174c3df3c8049/FLAGbe515b21b [2025-03-17 00:00:38,102 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 00:00:38,103 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:38,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f98578906/1923d91d7c6e492fa1b174c3df3c8049/FLAGbe515b21b [2025-03-17 00:00:38,124 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f98578906/1923d91d7c6e492fa1b174c3df3c8049 [2025-03-17 00:00:38,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 00:00:38,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 00:00:38,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 00:00:38,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 00:00:38,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 00:00:38,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@311e5e2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38, skipping insertion in model container [2025-03-17 00:00:38,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,155 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 00:00:38,266 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2025-03-17 00:00:38,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 00:00:38,324 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 00:00:38,333 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2025-03-17 00:00:38,362 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 00:00:38,379 INFO L204 MainTranslator]: Completed translation [2025-03-17 00:00:38,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38 WrapperNode [2025-03-17 00:00:38,380 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 00:00:38,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 00:00:38,381 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 00:00:38,381 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 00:00:38,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,425 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 171 [2025-03-17 00:00:38,425 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 00:00:38,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 00:00:38,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 00:00:38,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 00:00:38,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,438 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,459 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]. [2025-03-17 00:00:38,460 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,460 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,470 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,475 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,478 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 00:00:38,489 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 00:00:38,489 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 00:00:38,489 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 00:00:38,490 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (1/1) ... [2025-03-17 00:00:38,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 00:00:38,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 00:00:38,519 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) [2025-03-17 00:00:38,525 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 [2025-03-17 00:00:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 00:00:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 00:00:38,545 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 00:00:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-17 00:00:38,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 00:00:38,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 00:00:38,606 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 00:00:38,608 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 00:00:38,900 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 00:00:38,901 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 00:00:38,914 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 00:00:38,914 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 00:00:38,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 12:00:38 BoogieIcfgContainer [2025-03-17 00:00:38,915 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 00:00:38,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 00:00:38,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 00:00:38,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 00:00:38,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 12:00:38" (1/3) ... [2025-03-17 00:00:38,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77efdef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 12:00:38, skipping insertion in model container [2025-03-17 00:00:38,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:38" (2/3) ... [2025-03-17 00:00:38,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77efdef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 12:00:38, skipping insertion in model container [2025-03-17 00:00:38,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 12:00:38" (3/3) ... [2025-03-17 00:00:38,922 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:38,938 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 00:00:38,940 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i that has 2 procedures, 68 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 00:00:39,004 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 00:00:39,016 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;@2f9a3ba0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 00:00:39,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 00:00:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 43 states have internal predecessors, (62), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-17 00:00:39,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-03-17 00:00:39,035 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:39,036 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:39,036 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:39,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:39,041 INFO L85 PathProgramCache]: Analyzing trace with hash -972148275, now seen corresponding path program 1 times [2025-03-17 00:00:39,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 00:00:39,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596389759] [2025-03-17 00:00:39,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:39,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 00:00:39,128 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:39,147 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:39,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:39,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-17 00:00:39,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 00:00:39,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596389759] [2025-03-17 00:00:39,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596389759] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-17 00:00:39,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025402791] [2025-03-17 00:00:39,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:39,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 00:00:39,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 00:00:39,328 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) [2025-03-17 00:00:39,331 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-17 00:00:39,405 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:39,482 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:39,483 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:39,483 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:39,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 00:00:39,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 00:00:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2025-03-17 00:00:39,522 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 00:00:39,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025402791] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 00:00:39,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-17 00:00:39,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-17 00:00:39,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705679192] [2025-03-17 00:00:39,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 00:00:39,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 00:00:39,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 00:00:39,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 00:00:39,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 00:00:39,550 INFO L87 Difference]: Start difference. First operand has 68 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 43 states have internal predecessors, (62), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-17 00:00:39,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 00:00:39,591 INFO L93 Difference]: Finished difference Result 133 states and 237 transitions. [2025-03-17 00:00:39,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 00:00:39,596 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2025-03-17 00:00:39,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 00:00:39,601 INFO L225 Difference]: With dead ends: 133 [2025-03-17 00:00:39,602 INFO L226 Difference]: Without dead ends: 66 [2025-03-17 00:00:39,605 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 00:00:39,607 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 00:00:39,607 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 00:00:39,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2025-03-17 00:00:39,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2025-03-17 00:00:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 41 states have (on average 1.4146341463414633) internal successors, (58), 41 states have internal predecessors, (58), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-17 00:00:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 104 transitions. [2025-03-17 00:00:39,643 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 104 transitions. Word has length 143 [2025-03-17 00:00:39,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 00:00:39,643 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 104 transitions. [2025-03-17 00:00:39,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-17 00:00:39,644 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2025-03-17 00:00:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-03-17 00:00:39,647 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:39,647 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:39,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2025-03-17 00:00:39,852 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 [2025-03-17 00:00:39,852 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:39,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:39,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1056048338, now seen corresponding path program 1 times [2025-03-17 00:00:39,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 00:00:39,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473763989] [2025-03-17 00:00:39,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:39,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 00:00:39,870 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:39,913 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:39,913 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:39,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-03-17 00:00:40,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-17 00:00:40,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473763989] [2025-03-17 00:00:40,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473763989] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 00:00:40,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 00:00:40,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-17 00:00:40,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118539731] [2025-03-17 00:00:40,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 00:00:40,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 00:00:40,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-17 00:00:40,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 00:00:40,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 00:00:40,271 INFO L87 Difference]: Start difference. First operand 66 states and 104 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-17 00:00:40,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 00:00:40,325 INFO L93 Difference]: Finished difference Result 195 states and 308 transitions. [2025-03-17 00:00:40,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 00:00:40,326 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2025-03-17 00:00:40,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 00:00:40,327 INFO L225 Difference]: With dead ends: 195 [2025-03-17 00:00:40,327 INFO L226 Difference]: Without dead ends: 130 [2025-03-17 00:00:40,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 00:00:40,329 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 50 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 00:00:40,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 191 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 00:00:40,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2025-03-17 00:00:40,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 126. [2025-03-17 00:00:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 77 states have (on average 1.3636363636363635) internal successors, (105), 77 states have internal predecessors, (105), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-03-17 00:00:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 197 transitions. [2025-03-17 00:00:40,357 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 197 transitions. Word has length 143 [2025-03-17 00:00:40,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 00:00:40,358 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 197 transitions. [2025-03-17 00:00:40,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-17 00:00:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2025-03-17 00:00:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2025-03-17 00:00:40,360 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:40,360 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:40,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-17 00:00:40,361 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:40,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:40,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1055035444, now seen corresponding path program 1 times [2025-03-17 00:00:40,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-17 00:00:40,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498890616] [2025-03-17 00:00:40,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:40,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-17 00:00:40,393 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:40,491 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:40,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:40,491 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-03-17 00:00:40,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [983903484] [2025-03-17 00:00:40,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:40,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-17 00:00:40,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 00:00:40,506 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) [2025-03-17 00:00:40,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-17 00:00:40,558 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:40,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:40,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:40,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 00:00:40,622 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-17 00:00:40,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 143 statements into 1 equivalence classes. [2025-03-17 00:00:40,677 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 143 of 143 statements. [2025-03-17 00:00:40,677 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:40,677 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-17 00:00:40,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-17 00:00:40,775 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-03-17 00:00:40,776 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-17 00:00:40,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2025-03-17 00:00:40,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2025-03-17 00:00:40,982 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2025-03-17 00:00:41,096 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-17 00:00:41,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.03 12:00:41 BoogieIcfgContainer [2025-03-17 00:00:41,099 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-17 00:00:41,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-17 00:00:41,100 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-17 00:00:41,100 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-17 00:00:41,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 12:00:38" (3/4) ... [2025-03-17 00:00:41,102 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-17 00:00:41,103 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-17 00:00:41,103 INFO L158 Benchmark]: Toolchain (without parser) took 2976.27ms. Allocated memory is still 167.8MB. Free memory was 132.2MB in the beginning and 90.2MB in the end (delta: 42.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2025-03-17 00:00:41,104 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 00:00:41,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.84ms. Allocated memory is still 167.8MB. Free memory was 132.2MB in the beginning and 117.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-17 00:00:41,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.44ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 113.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 00:00:41,105 INFO L158 Benchmark]: Boogie Preprocessor took 61.91ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 109.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-17 00:00:41,105 INFO L158 Benchmark]: IcfgBuilder took 426.27ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 85.3MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-03-17 00:00:41,105 INFO L158 Benchmark]: TraceAbstraction took 2182.39ms. Allocated memory is still 167.8MB. Free memory was 84.9MB in the beginning and 90.3MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 00:00:41,106 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 167.8MB. Free memory was 90.3MB in the beginning and 90.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-17 00:00:41,107 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 126.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.84ms. Allocated memory is still 167.8MB. Free memory was 132.2MB in the beginning and 117.5MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.44ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 113.9MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.91ms. Allocated memory is still 167.8MB. Free memory was 113.9MB in the beginning and 109.1MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 426.27ms. Allocated memory is still 167.8MB. Free memory was 109.1MB in the beginning and 85.3MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2182.39ms. Allocated memory is still 167.8MB. Free memory was 84.9MB in the beginning and 90.3MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 167.8MB. Free memory was 90.3MB in the beginning and 90.2MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 148, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 159. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 32; [L23] unsigned char var_1_4 = 0; [L24] unsigned short int var_1_8 = 32; [L25] signed long int var_1_9 = -16; [L26] unsigned short int var_1_10 = 5; [L27] unsigned char var_1_12 = 32; [L28] unsigned char var_1_13 = 1; [L29] unsigned char var_1_14 = 0; [L30] unsigned char var_1_15 = 0; [L31] double var_1_16 = 63.75; [L32] double var_1_17 = 8.5; [L33] signed short int var_1_18 = -64; [L34] unsigned char var_1_19 = 32; [L35] unsigned char var_1_20 = 5; [L36] unsigned char var_1_21 = 100; [L37] signed long int var_1_22 = -256; [L38] unsigned char var_1_23 = 16; [L39] signed short int var_1_24 = -1; [L40] float var_1_25 = 1.75; [L41] float var_1_26 = 128.75; [L42] signed short int var_1_27 = 0; [L43] signed long int var_1_28 = -128; [L44] unsigned long int var_1_29 = 8; [L45] unsigned char var_1_30 = 0; [L46] unsigned char var_1_31 = 0; [L47] signed long int last_1_var_1_1 = 32; [L48] unsigned char last_1_var_1_12 = 32; [L49] signed short int last_1_var_1_18 = -64; [L163] isInitial = 1 [L164] FCALL initially() [L165] COND TRUE 1 [L166] CALL updateLastVariables() [L154] last_1_var_1_1 = var_1_1 [L155] last_1_var_1_12 = var_1_12 [L156] last_1_var_1_18 = var_1_18 [L166] RET updateLastVariables() [L167] CALL updateVariables() [L117] var_1_4 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_8=32, var_1_9=-16] [L118] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_8=32, var_1_9=-16] [L119] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=-16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=-16] [L119] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=-16] [L120] var_1_9 = __VERIFIER_nondet_long() [L121] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L121] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L122] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L122] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L123] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L123] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=5, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L124] var_1_10 = __VERIFIER_nondet_ushort() [L125] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L125] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L126] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L126] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L127] var_1_13 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L128] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L129] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L129] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L130] var_1_15 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L131] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L132] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L132] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L133] var_1_17 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && 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_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L134] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && 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_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=5, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L135] var_1_20 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L137] CALL assume_abort_if_not(var_1_20 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L137] RET assume_abort_if_not(var_1_20 <= 255) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_21=100, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L138] var_1_21 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L139] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L140] CALL assume_abort_if_not(var_1_21 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L140] RET assume_abort_if_not(var_1_21 <= 255) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-256, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L141] var_1_22 = __VERIFIER_nondet_long() [L142] CALL assume_abort_if_not(var_1_22 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L142] RET assume_abort_if_not(var_1_22 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L143] CALL assume_abort_if_not(var_1_22 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L143] RET assume_abort_if_not(var_1_22 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=16, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L144] var_1_23 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L145] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L146] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L146] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_26=515/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L147] var_1_26 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L148] RET assume_abort_if_not((var_1_26 >= -922337.2036854765600e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854765600e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=0, var_1_4=0, var_1_8=32, var_1_9=65] [L149] var_1_31 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L150] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L151] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L151] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L167] RET updateVariables() [L168] CALL step() [L53] EXPR var_1_20 & var_1_21 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L53] COND TRUE (var_1_20 & var_1_21) >= var_1_22 [L54] var_1_19 = var_1_23 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=-1, var_1_25=7/4, var_1_27=0, var_1_28=-128, var_1_29=8, var_1_30=0, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L56] var_1_24 = var_1_21 [L57] var_1_25 = var_1_26 [L58] var_1_27 = var_1_19 [L59] var_1_28 = var_1_27 [L60] var_1_29 = var_1_19 [L61] var_1_30 = var_1_31 [L62] signed long int stepLocal_1 = last_1_var_1_18; [L63] signed long int stepLocal_0 = last_1_var_1_18; VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, stepLocal_1=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L64] COND FALSE !(stepLocal_1 >= (last_1_var_1_18 / var_1_9)) [L71] var_1_8 = last_1_var_1_12 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L73] var_1_18 = var_1_8 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L74] COND FALSE !(var_1_10 < var_1_18) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L85] unsigned short int stepLocal_2 = var_1_8; VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, stepLocal_2=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L86] COND FALSE !(stepLocal_2 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L97] COND FALSE !(var_1_18 != var_1_12) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L102] COND FALSE !(\read(var_1_14)) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L109] COND FALSE !(\read(var_1_14)) [L112] var_1_16 = var_1_17 VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, stepLocal_0=-64, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=3, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L168] RET step() [L169] CALL, EXPR property() [L159-L160] return ((((((var_1_18 != var_1_12) ? (var_1_14 ? (var_1_1 == ((signed long int) ((((((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) < (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18))))) ? (((((-5) > (var_1_12)) ? (-5) : (var_1_12)))) : (((((var_1_8) < (var_1_18)) ? (var_1_8) : (var_1_18)))))))) : 1) : 1) && ((last_1_var_1_18 >= (last_1_var_1_18 / var_1_9)) ? ((last_1_var_1_18 < (last_1_var_1_1 * 256)) ? (var_1_8 == ((unsigned short int) ((((last_1_var_1_12) < (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12))))) ? (last_1_var_1_12) : (((((128) < (last_1_var_1_12)) ? (128) : (last_1_var_1_12)))))))) : (var_1_8 == ((unsigned short int) last_1_var_1_12))) : (var_1_8 == ((unsigned short int) last_1_var_1_12)))) && ((var_1_10 < var_1_18) ? ((last_1_var_1_12 <= (5 - last_1_var_1_12)) ? (var_1_12 == ((unsigned char) var_1_13)) : ((last_1_var_1_12 == var_1_8) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) var_1_13)))) : 1)) && ((var_1_8 > (((((var_1_8) < (var_1_8)) ? (var_1_8) : (var_1_8))) + var_1_12)) ? ((! (var_1_8 >= var_1_12)) ? (var_1_4 ? (var_1_14 == ((unsigned char) 0)) : (var_1_14 == ((unsigned char) var_1_15))) : (var_1_14 == ((unsigned char) var_1_15))) : 1)) && (var_1_14 ? (var_1_15 ? (var_1_16 == ((double) var_1_17)) : (var_1_16 == ((double) (((((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) > (var_1_17)) ? ((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) : (var_1_17)))))) : (var_1_14 ? (var_1_16 == ((double) 5.2)) : (var_1_16 == ((double) var_1_17))))) && (var_1_18 == ((signed short int) var_1_8)) ; [L169] RET, EXPR property() [L169] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=3, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=32, last_1_var_1_18=-64, last_1_var_1_1=32, var_1_10=65568, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=3, var_1_18=32, var_1_19=0, var_1_1=32, var_1_20=0, var_1_21=0, var_1_22=-2147483648, var_1_23=0, var_1_24=0, var_1_25=2, var_1_26=2, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=1, var_1_4=0, var_1_8=32, var_1_9=65] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 68 locations, 131 edges, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 50 mSDsluCounter, 294 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 202 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 148 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=126occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 426 ConstructedInterpolants, 0 QuantifiedInterpolants, 518 SizeOfPredicates, 0 NumberOfNonLiveVariables, 356 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2992/3036 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 [2025-03-17 00:00:41,126 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.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 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 --- Real Ultimate output --- This is Ultimate 0.3.0-?-8fc3dc6-m [2025-03-17 00:00:43,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-17 00:00:43,381 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-03-17 00:00:43,390 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-17 00:00:43,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-17 00:00:43,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-17 00:00:43,416 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-17 00:00:43,416 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-17 00:00:43,418 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-17 00:00:43,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-17 00:00:43,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * Use SBE=true [2025-03-17 00:00:43,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-17 00:00:43,418 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-17 00:00:43,419 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-17 00:00:43,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 00:00:43,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-17 00:00:43,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-17 00:00:43,420 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 -> 73a6634543d3c0bade73097192135c01dbe00abb333dc19cba8dee6f25c420f2 [2025-03-17 00:00:43,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-17 00:00:43,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-17 00:00:43,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-17 00:00:43,749 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-17 00:00:43,749 INFO L274 PluginConnector]: CDTParser initialized [2025-03-17 00:00:43,753 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:45,117 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c928fae2c/5cfd85dabba346caa28b26eedd633b30/FLAGfa87f7b64 [2025-03-17 00:00:45,328 INFO L384 CDTParser]: Found 1 translation units. [2025-03-17 00:00:45,329 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:45,338 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c928fae2c/5cfd85dabba346caa28b26eedd633b30/FLAGfa87f7b64 [2025-03-17 00:00:45,354 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c928fae2c/5cfd85dabba346caa28b26eedd633b30 [2025-03-17 00:00:45,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-17 00:00:45,357 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-17 00:00:45,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-17 00:00:45,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-17 00:00:45,362 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-17 00:00:45,362 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,363 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fd6d579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45, skipping insertion in model container [2025-03-17 00:00:45,363 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-17 00:00:45,516 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2025-03-17 00:00:45,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 00:00:45,605 INFO L200 MainTranslator]: Completed pre-run [2025-03-17 00:00:45,616 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-89.i[915,928] [2025-03-17 00:00:45,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-17 00:00:45,672 INFO L204 MainTranslator]: Completed translation [2025-03-17 00:00:45,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45 WrapperNode [2025-03-17 00:00:45,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-17 00:00:45,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-17 00:00:45,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-17 00:00:45,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-17 00:00:45,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,711 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2025-03-17 00:00:45,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-17 00:00:45,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-17 00:00:45,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-17 00:00:45,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-17 00:00:45,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,726 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,737 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]. [2025-03-17 00:00:45,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,738 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,745 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-17 00:00:45,753 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-17 00:00:45,753 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-17 00:00:45,753 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-17 00:00:45,754 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (1/1) ... [2025-03-17 00:00:45,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-17 00:00:45,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-17 00:00:45,783 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) [2025-03-17 00:00:45,788 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 [2025-03-17 00:00:45,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-17 00:00:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-03-17 00:00:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-17 00:00:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-17 00:00:45,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-17 00:00:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-17 00:00:45,873 INFO L256 CfgBuilder]: Building ICFG [2025-03-17 00:00:45,875 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-17 00:00:46,354 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-03-17 00:00:46,354 INFO L307 CfgBuilder]: Performing block encoding [2025-03-17 00:00:46,379 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-17 00:00:46,380 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-17 00:00:46,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 12:00:46 BoogieIcfgContainer [2025-03-17 00:00:46,380 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-17 00:00:46,382 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-17 00:00:46,382 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-17 00:00:46,386 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-17 00:00:46,387 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 12:00:45" (1/3) ... [2025-03-17 00:00:46,387 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a476568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 12:00:46, skipping insertion in model container [2025-03-17 00:00:46,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:00:45" (2/3) ... [2025-03-17 00:00:46,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a476568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 12:00:46, skipping insertion in model container [2025-03-17 00:00:46,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.03 12:00:46" (3/3) ... [2025-03-17 00:00:46,390 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i [2025-03-17 00:00:46,401 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-17 00:00:46,403 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-89.i that has 2 procedures, 65 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-03-17 00:00:46,449 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-17 00:00:46,458 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;@5dfdee21, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-17 00:00:46,458 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-17 00:00:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 39 states have (on average 1.4615384615384615) internal successors, (57), 40 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-17 00:00:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-17 00:00:46,472 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:46,473 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:46,473 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:46,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:46,477 INFO L85 PathProgramCache]: Analyzing trace with hash 197525957, now seen corresponding path program 1 times [2025-03-17 00:00:46,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 00:00:46,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047589492] [2025-03-17 00:00:46,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:46,485 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 [2025-03-17 00:00:46,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 00:00:46,488 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) [2025-03-17 00:00:46,489 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 [2025-03-17 00:00:46,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-17 00:00:46,746 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-17 00:00:46,747 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:46,747 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:46,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-17 00:00:46,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 00:00:46,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2025-03-17 00:00:46,810 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 00:00:46,810 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 00:00:46,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047589492] [2025-03-17 00:00:46,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1047589492] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 00:00:46,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 00:00:46,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 00:00:46,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063764526] [2025-03-17 00:00:46,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 00:00:46,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-17 00:00:46,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 00:00:46,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-17 00:00:46,833 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 00:00:46,834 INFO L87 Difference]: Start difference. First operand has 65 states, 39 states have (on average 1.4615384615384615) internal successors, (57), 40 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-17 00:00:46,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 00:00:46,857 INFO L93 Difference]: Finished difference Result 127 states and 227 transitions. [2025-03-17 00:00:46,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-17 00:00:46,859 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 142 [2025-03-17 00:00:46,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 00:00:46,868 INFO L225 Difference]: With dead ends: 127 [2025-03-17 00:00:46,869 INFO L226 Difference]: Without dead ends: 63 [2025-03-17 00:00:46,872 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-17 00:00:46,876 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-03-17 00:00:46,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-17 00:00:46,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2025-03-17 00:00:46,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2025-03-17 00:00:46,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 38 states have (on average 1.394736842105263) internal successors, (53), 38 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2025-03-17 00:00:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 99 transitions. [2025-03-17 00:00:46,917 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 99 transitions. Word has length 142 [2025-03-17 00:00:46,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 00:00:46,918 INFO L471 AbstractCegarLoop]: Abstraction has 63 states and 99 transitions. [2025-03-17 00:00:46,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2025-03-17 00:00:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 99 transitions. [2025-03-17 00:00:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-17 00:00:46,921 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:46,922 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:46,935 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 [2025-03-17 00:00:47,126 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 [2025-03-17 00:00:47,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:47,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:47,127 INFO L85 PathProgramCache]: Analyzing trace with hash 887556164, now seen corresponding path program 1 times [2025-03-17 00:00:47,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 00:00:47,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324465895] [2025-03-17 00:00:47,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:47,128 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 [2025-03-17 00:00:47,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 00:00:47,134 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) [2025-03-17 00:00:47,139 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 [2025-03-17 00:00:47,208 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-17 00:00:47,371 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-17 00:00:47,371 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:47,371 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:47,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-17 00:00:47,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-17 00:00:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2025-03-17 00:00:47,815 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-17 00:00:47,815 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-03-17 00:00:47,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324465895] [2025-03-17 00:00:47,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324465895] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-17 00:00:47,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-17 00:00:47,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-17 00:00:47,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841656196] [2025-03-17 00:00:47,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-17 00:00:47,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-17 00:00:47,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-03-17 00:00:47,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-17 00:00:47,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 00:00:47,818 INFO L87 Difference]: Start difference. First operand 63 states and 99 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-17 00:00:48,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-17 00:00:48,000 INFO L93 Difference]: Finished difference Result 185 states and 291 transitions. [2025-03-17 00:00:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-17 00:00:48,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 142 [2025-03-17 00:00:48,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-17 00:00:48,002 INFO L225 Difference]: With dead ends: 185 [2025-03-17 00:00:48,002 INFO L226 Difference]: Without dead ends: 123 [2025-03-17 00:00:48,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-17 00:00:48,003 INFO L435 NwaCegarLoop]: 94 mSDtfsCounter, 20 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-03-17 00:00:48,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 182 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-03-17 00:00:48,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2025-03-17 00:00:48,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 119. [2025-03-17 00:00:48,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 70 states have internal predecessors, (93), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2025-03-17 00:00:48,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 185 transitions. [2025-03-17 00:00:48,023 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 185 transitions. Word has length 142 [2025-03-17 00:00:48,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-17 00:00:48,024 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 185 transitions. [2025-03-17 00:00:48,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2025-03-17 00:00:48,024 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 185 transitions. [2025-03-17 00:00:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2025-03-17 00:00:48,025 INFO L210 NwaCegarLoop]: Found error trace [2025-03-17 00:00:48,025 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-17 00:00:48,040 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 [2025-03-17 00:00:48,226 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 [2025-03-17 00:00:48,226 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-17 00:00:48,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-17 00:00:48,227 INFO L85 PathProgramCache]: Analyzing trace with hash 888569058, now seen corresponding path program 1 times [2025-03-17 00:00:48,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-03-17 00:00:48,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1704760930] [2025-03-17 00:00:48,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-17 00:00:48,229 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 [2025-03-17 00:00:48,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2025-03-17 00:00:48,231 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) [2025-03-17 00:00:48,232 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 [2025-03-17 00:00:48,282 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 142 statements into 1 equivalence classes. [2025-03-17 00:00:48,429 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 142 of 142 statements. [2025-03-17 00:00:48,429 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-17 00:00:48,429 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-17 00:00:48,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 23 conjuncts are in the unsatisfiable core [2025-03-17 00:00:48,448 INFO L279 TraceCheckSpWp]: Computing forward predicates...