./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 11:38:22,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 11:38:22,073 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 11:38:22,079 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 11:38:22,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 11:38:22,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 11:38:22,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 11:38:22,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 11:38:22,103 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 11:38:22,103 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 11:38:22,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 11:38:22,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 11:38:22,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 11:38:22,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 11:38:22,104 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 11:38:22,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 11:38:22,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 11:38:22,106 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 11:38:22,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:22,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:22,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 11:38:22,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 11:38:22,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 11:38:22,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 11:38:22,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 11:38:22,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 11:38:22,108 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2025-01-09 11:38:22,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 11:38:22,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 11:38:22,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 11:38:22,368 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 11:38:22,368 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 11:38:22,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:23,523 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7c9a4e8a4/43d0f99198164815ae18a6057d64ff7d/FLAG5a6d4a90b [2025-01-09 11:38:23,818 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 11:38:23,819 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:23,824 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7c9a4e8a4/43d0f99198164815ae18a6057d64ff7d/FLAG5a6d4a90b [2025-01-09 11:38:24,111 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7c9a4e8a4/43d0f99198164815ae18a6057d64ff7d [2025-01-09 11:38:24,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 11:38:24,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 11:38:24,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 11:38:24,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 11:38:24,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 11:38:24,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f9ca31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24, skipping insertion in model container [2025-01-09 11:38:24,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,130 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 11:38:24,207 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2025-01-09 11:38:24,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 11:38:24,250 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 11:38:24,257 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2025-01-09 11:38:24,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 11:38:24,288 INFO L204 MainTranslator]: Completed translation [2025-01-09 11:38:24,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24 WrapperNode [2025-01-09 11:38:24,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 11:38:24,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 11:38:24,289 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 11:38:24,289 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 11:38:24,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,320 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2025-01-09 11:38:24,320 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 11:38:24,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 11:38:24,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 11:38:24,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 11:38:24,325 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,327 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,340 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]. [2025-01-09 11:38:24,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,348 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,349 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,363 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 11:38:24,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 11:38:24,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 11:38:24,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 11:38:24,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (1/1) ... [2025-01-09 11:38:24,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:24,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:24,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 11:38:24,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 11:38:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 11:38:24,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 11:38:24,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 11:38:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 11:38:24,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 11:38:24,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 11:38:24,456 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 11:38:24,457 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 11:38:24,831 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2025-01-09 11:38:24,831 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 11:38:24,843 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 11:38:24,844 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 11:38:24,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:38:24 BoogieIcfgContainer [2025-01-09 11:38:24,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 11:38:24,846 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 11:38:24,846 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 11:38:24,849 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 11:38:24,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 11:38:24" (1/3) ... [2025-01-09 11:38:24,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d995be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:38:24, skipping insertion in model container [2025-01-09 11:38:24,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:24" (2/3) ... [2025-01-09 11:38:24,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d995be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:38:24, skipping insertion in model container [2025-01-09 11:38:24,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:38:24" (3/3) ... [2025-01-09 11:38:24,851 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:24,861 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 11:38:24,865 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i that has 2 procedures, 121 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 11:38:24,913 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 11:38:24,920 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;@3169d9e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 11:38:24,920 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 11:38:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 85 states have (on average 1.4823529411764707) internal successors, (126), 86 states have internal predecessors, (126), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 11:38:24,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2025-01-09 11:38:24,933 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:24,934 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:24,934 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:24,938 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:24,938 INFO L85 PathProgramCache]: Analyzing trace with hash -448656262, now seen corresponding path program 1 times [2025-01-09 11:38:24,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:24,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363937698] [2025-01-09 11:38:24,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:24,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:25,023 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 213 statements into 1 equivalence classes. [2025-01-09 11:38:25,040 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 213 of 213 statements. [2025-01-09 11:38:25,041 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:25,041 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-01-09 11:38:25,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:25,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363937698] [2025-01-09 11:38:25,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363937698] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 11:38:25,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2009667941] [2025-01-09 11:38:25,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:25,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:25,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:25,186 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 11:38:25,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 11:38:25,278 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 213 statements into 1 equivalence classes. [2025-01-09 11:38:25,369 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 213 of 213 statements. [2025-01-09 11:38:25,369 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:25,369 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:25,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 11:38:25,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:25,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2025-01-09 11:38:25,423 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 11:38:25,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2009667941] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:25,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 11:38:25,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 11:38:25,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004180149] [2025-01-09 11:38:25,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:25,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 11:38:25,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:25,452 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 11:38:25,452 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 11:38:25,454 INFO L87 Difference]: Start difference. First operand has 121 states, 85 states have (on average 1.4823529411764707) internal successors, (126), 86 states have internal predecessors, (126), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:25,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:25,507 INFO L93 Difference]: Finished difference Result 235 states and 411 transitions. [2025-01-09 11:38:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 11:38:25,508 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) Word has length 213 [2025-01-09 11:38:25,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:25,514 INFO L225 Difference]: With dead ends: 235 [2025-01-09 11:38:25,514 INFO L226 Difference]: Without dead ends: 117 [2025-01-09 11:38:25,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 11:38:25,520 INFO L435 NwaCegarLoop]: 185 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, 185 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 [2025-01-09 11:38:25,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 185 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 11:38:25,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2025-01-09 11:38:25,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2025-01-09 11:38:25,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 82 states have (on average 1.451219512195122) internal successors, (119), 82 states have internal predecessors, (119), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 11:38:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 185 transitions. [2025-01-09 11:38:25,549 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 185 transitions. Word has length 213 [2025-01-09 11:38:25,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:25,549 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 185 transitions. [2025-01-09 11:38:25,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 185 transitions. [2025-01-09 11:38:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2025-01-09 11:38:25,552 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:25,552 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:25,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 11:38:25,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 11:38:25,753 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:25,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:25,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1551002628, now seen corresponding path program 1 times [2025-01-09 11:38:25,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:25,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998003215] [2025-01-09 11:38:25,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:25,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:25,789 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 213 statements into 1 equivalence classes. [2025-01-09 11:38:25,865 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 213 of 213 statements. [2025-01-09 11:38:25,865 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:25,865 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:26,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:26,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998003215] [2025-01-09 11:38:26,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998003215] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:26,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:26,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 11:38:26,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974900468] [2025-01-09 11:38:26,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:26,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 11:38:26,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:26,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 11:38:26,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 11:38:26,279 INFO L87 Difference]: Start difference. First operand 117 states and 185 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:26,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:26,527 INFO L93 Difference]: Finished difference Result 375 states and 595 transitions. [2025-01-09 11:38:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 11:38:26,528 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 213 [2025-01-09 11:38:26,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:26,531 INFO L225 Difference]: With dead ends: 375 [2025-01-09 11:38:26,532 INFO L226 Difference]: Without dead ends: 261 [2025-01-09 11:38:26,534 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 11:38:26,535 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 198 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 527 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:26,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 527 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2025-01-09 11:38:26,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2025-01-09 11:38:26,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 229. [2025-01-09 11:38:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 160 states have (on average 1.45625) internal successors, (233), 160 states have internal predecessors, (233), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-01-09 11:38:26,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 365 transitions. [2025-01-09 11:38:26,563 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 365 transitions. Word has length 213 [2025-01-09 11:38:26,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:26,563 INFO L471 AbstractCegarLoop]: Abstraction has 229 states and 365 transitions. [2025-01-09 11:38:26,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:26,564 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 365 transitions. [2025-01-09 11:38:26,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-01-09 11:38:26,566 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:26,566 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:26,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 11:38:26,566 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:26,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:26,566 INFO L85 PathProgramCache]: Analyzing trace with hash 163225617, now seen corresponding path program 1 times [2025-01-09 11:38:26,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:26,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553073929] [2025-01-09 11:38:26,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:26,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:26,581 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-01-09 11:38:26,615 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-01-09 11:38:26,616 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:26,616 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:27,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:27,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553073929] [2025-01-09 11:38:27,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553073929] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:27,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:27,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 11:38:27,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279477442] [2025-01-09 11:38:27,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:27,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 11:38:27,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:27,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 11:38:27,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 11:38:27,070 INFO L87 Difference]: Start difference. First operand 229 states and 365 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:27,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:27,515 INFO L93 Difference]: Finished difference Result 674 states and 1057 transitions. [2025-01-09 11:38:27,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 11:38:27,515 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 214 [2025-01-09 11:38:27,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:27,519 INFO L225 Difference]: With dead ends: 674 [2025-01-09 11:38:27,519 INFO L226 Difference]: Without dead ends: 560 [2025-01-09 11:38:27,519 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 11:38:27,520 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 343 mSDsluCounter, 456 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:27,520 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 669 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 11:38:27,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2025-01-09 11:38:27,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 549. [2025-01-09 11:38:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 429 states have (on average 1.4965034965034965) internal successors, (642), 434 states have internal predecessors, (642), 112 states have call successors, (112), 7 states have call predecessors, (112), 7 states have return successors, (112), 107 states have call predecessors, (112), 112 states have call successors, (112) [2025-01-09 11:38:27,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 866 transitions. [2025-01-09 11:38:27,565 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 866 transitions. Word has length 214 [2025-01-09 11:38:27,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:27,565 INFO L471 AbstractCegarLoop]: Abstraction has 549 states and 866 transitions. [2025-01-09 11:38:27,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:27,565 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 866 transitions. [2025-01-09 11:38:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-01-09 11:38:27,567 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:27,568 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:27,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 11:38:27,568 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:27,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:27,568 INFO L85 PathProgramCache]: Analyzing trace with hash -847891633, now seen corresponding path program 1 times [2025-01-09 11:38:27,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:27,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126960935] [2025-01-09 11:38:27,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:27,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:27,584 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-01-09 11:38:27,596 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-01-09 11:38:27,596 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:27,597 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:27,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:27,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126960935] [2025-01-09 11:38:27,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126960935] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:27,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:27,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 11:38:27,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172866751] [2025-01-09 11:38:27,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:27,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 11:38:27,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:27,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 11:38:27,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 11:38:27,726 INFO L87 Difference]: Start difference. First operand 549 states and 866 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:28,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:28,243 INFO L93 Difference]: Finished difference Result 1359 states and 2142 transitions. [2025-01-09 11:38:28,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 11:38:28,244 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 214 [2025-01-09 11:38:28,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:28,257 INFO L225 Difference]: With dead ends: 1359 [2025-01-09 11:38:28,257 INFO L226 Difference]: Without dead ends: 813 [2025-01-09 11:38:28,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 11:38:28,259 INFO L435 NwaCegarLoop]: 243 mSDtfsCounter, 425 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:28,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 599 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 11:38:28,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2025-01-09 11:38:28,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 803. [2025-01-09 11:38:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 625 states have (on average 1.4976) internal successors, (936), 632 states have internal predecessors, (936), 167 states have call successors, (167), 10 states have call predecessors, (167), 10 states have return successors, (167), 160 states have call predecessors, (167), 167 states have call successors, (167) [2025-01-09 11:38:28,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1270 transitions. [2025-01-09 11:38:28,316 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1270 transitions. Word has length 214 [2025-01-09 11:38:28,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:28,317 INFO L471 AbstractCegarLoop]: Abstraction has 803 states and 1270 transitions. [2025-01-09 11:38:28,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:28,317 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1270 transitions. [2025-01-09 11:38:28,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2025-01-09 11:38:28,319 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:28,319 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:28,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 11:38:28,319 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:28,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:28,319 INFO L85 PathProgramCache]: Analyzing trace with hash 225265231, now seen corresponding path program 1 times [2025-01-09 11:38:28,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:28,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150412977] [2025-01-09 11:38:28,319 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:28,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:28,331 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 214 statements into 1 equivalence classes. [2025-01-09 11:38:28,343 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 214 of 214 statements. [2025-01-09 11:38:28,344 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:28,344 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:28,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:28,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:28,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150412977] [2025-01-09 11:38:28,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150412977] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:28,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:28,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 11:38:28,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740207139] [2025-01-09 11:38:28,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:28,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 11:38:28,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:28,463 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 11:38:28,463 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 11:38:28,463 INFO L87 Difference]: Start difference. First operand 803 states and 1270 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:28,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:28,590 INFO L93 Difference]: Finished difference Result 1599 states and 2526 transitions. [2025-01-09 11:38:28,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 11:38:28,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 214 [2025-01-09 11:38:28,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:28,595 INFO L225 Difference]: With dead ends: 1599 [2025-01-09 11:38:28,595 INFO L226 Difference]: Without dead ends: 799 [2025-01-09 11:38:28,596 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 [2025-01-09 11:38:28,597 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 119 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:28,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 357 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 11:38:28,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2025-01-09 11:38:28,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 797. [2025-01-09 11:38:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 619 states have (on average 1.45718901453958) internal successors, (902), 626 states have internal predecessors, (902), 167 states have call successors, (167), 10 states have call predecessors, (167), 10 states have return successors, (167), 160 states have call predecessors, (167), 167 states have call successors, (167) [2025-01-09 11:38:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1236 transitions. [2025-01-09 11:38:28,669 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1236 transitions. Word has length 214 [2025-01-09 11:38:28,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:28,669 INFO L471 AbstractCegarLoop]: Abstraction has 797 states and 1236 transitions. [2025-01-09 11:38:28,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:28,670 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1236 transitions. [2025-01-09 11:38:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2025-01-09 11:38:28,671 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:28,671 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:28,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 11:38:28,672 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:28,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:28,672 INFO L85 PathProgramCache]: Analyzing trace with hash -26268590, now seen corresponding path program 1 times [2025-01-09 11:38:28,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:28,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286931063] [2025-01-09 11:38:28,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:28,682 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 216 statements into 1 equivalence classes. [2025-01-09 11:38:28,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 216 of 216 statements. [2025-01-09 11:38:28,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:28,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:29,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:29,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286931063] [2025-01-09 11:38:29,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286931063] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:29,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:29,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2025-01-09 11:38:29,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145550666] [2025-01-09 11:38:29,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:29,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-01-09 11:38:29,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:29,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-01-09 11:38:29,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2025-01-09 11:38:29,282 INFO L87 Difference]: Start difference. First operand 797 states and 1236 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:30,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:30,337 INFO L93 Difference]: Finished difference Result 2309 states and 3559 transitions. [2025-01-09 11:38:30,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-09 11:38:30,338 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 216 [2025-01-09 11:38:30,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:30,348 INFO L225 Difference]: With dead ends: 2309 [2025-01-09 11:38:30,348 INFO L226 Difference]: Without dead ends: 1515 [2025-01-09 11:38:30,350 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2025-01-09 11:38:30,351 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 797 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 758 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:30,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [797 Valid, 758 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2025-01-09 11:38:30,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1515 states. [2025-01-09 11:38:30,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1515 to 974. [2025-01-09 11:38:30,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 974 states, 782 states have (on average 1.473145780051151) internal successors, (1152), 791 states have internal predecessors, (1152), 179 states have call successors, (179), 12 states have call predecessors, (179), 12 states have return successors, (179), 170 states have call predecessors, (179), 179 states have call successors, (179) [2025-01-09 11:38:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 974 states and 1510 transitions. [2025-01-09 11:38:30,421 INFO L78 Accepts]: Start accepts. Automaton has 974 states and 1510 transitions. Word has length 216 [2025-01-09 11:38:30,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:30,422 INFO L471 AbstractCegarLoop]: Abstraction has 974 states and 1510 transitions. [2025-01-09 11:38:30,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 9 states have internal predecessors, (54), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1510 transitions. [2025-01-09 11:38:30,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-01-09 11:38:30,424 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:30,424 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:30,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 11:38:30,424 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:30,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:30,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1431272411, now seen corresponding path program 1 times [2025-01-09 11:38:30,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:30,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452865037] [2025-01-09 11:38:30,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:30,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:30,435 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-01-09 11:38:30,446 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-01-09 11:38:30,446 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:30,446 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:30,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:30,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452865037] [2025-01-09 11:38:30,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452865037] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:30,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:30,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 11:38:30,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910861768] [2025-01-09 11:38:30,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:30,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 11:38:30,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:30,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 11:38:30,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 11:38:30,488 INFO L87 Difference]: Start difference. First operand 974 states and 1510 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:30,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:30,609 INFO L93 Difference]: Finished difference Result 2886 states and 4470 transitions. [2025-01-09 11:38:30,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 11:38:30,609 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 217 [2025-01-09 11:38:30,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:30,617 INFO L225 Difference]: With dead ends: 2886 [2025-01-09 11:38:30,617 INFO L226 Difference]: Without dead ends: 1915 [2025-01-09 11:38:30,619 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 11:38:30,619 INFO L435 NwaCegarLoop]: 310 mSDtfsCounter, 173 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:30,619 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 480 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 11:38:30,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1915 states. [2025-01-09 11:38:30,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1915 to 998. [2025-01-09 11:38:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 806 states have (on average 1.468982630272953) internal successors, (1184), 815 states have internal predecessors, (1184), 179 states have call successors, (179), 12 states have call predecessors, (179), 12 states have return successors, (179), 170 states have call predecessors, (179), 179 states have call successors, (179) [2025-01-09 11:38:30,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 1542 transitions. [2025-01-09 11:38:30,686 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 1542 transitions. Word has length 217 [2025-01-09 11:38:30,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:30,686 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 1542 transitions. [2025-01-09 11:38:30,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1542 transitions. [2025-01-09 11:38:30,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-01-09 11:38:30,688 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:30,688 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:30,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 11:38:30,689 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:30,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:30,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1824299421, now seen corresponding path program 1 times [2025-01-09 11:38:30,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:30,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352948278] [2025-01-09 11:38:30,689 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:30,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:30,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-01-09 11:38:30,748 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-01-09 11:38:30,748 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:30,748 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:31,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 36 proven. 60 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-01-09 11:38:31,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:31,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352948278] [2025-01-09 11:38:31,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352948278] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 11:38:31,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56217596] [2025-01-09 11:38:31,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:31,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:31,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:31,121 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 11:38:31,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 11:38:31,175 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-01-09 11:38:31,219 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-01-09 11:38:31,219 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:31,219 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:31,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-09 11:38:31,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:31,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2025-01-09 11:38:31,338 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 11:38:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-01-09 11:38:31,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56217596] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 11:38:31,529 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 11:38:31,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 12 [2025-01-09 11:38:31,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371153587] [2025-01-09 11:38:31,529 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 11:38:31,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2025-01-09 11:38:31,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:31,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2025-01-09 11:38:31,530 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2025-01-09 11:38:31,530 INFO L87 Difference]: Start difference. First operand 998 states and 1542 transitions. Second operand has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 12 states have internal predecessors, (97), 5 states have call successors, (74), 2 states have call predecessors, (74), 4 states have return successors, (75), 4 states have call predecessors, (75), 5 states have call successors, (75) [2025-01-09 11:38:32,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:32,554 INFO L93 Difference]: Finished difference Result 2205 states and 3370 transitions. [2025-01-09 11:38:32,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2025-01-09 11:38:32,555 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 12 states have internal predecessors, (97), 5 states have call successors, (74), 2 states have call predecessors, (74), 4 states have return successors, (75), 4 states have call predecessors, (75), 5 states have call successors, (75) Word has length 217 [2025-01-09 11:38:32,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:32,562 INFO L225 Difference]: With dead ends: 2205 [2025-01-09 11:38:32,562 INFO L226 Difference]: Without dead ends: 1210 [2025-01-09 11:38:32,565 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 434 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=547, Unknown=0, NotChecked=0, Total=756 [2025-01-09 11:38:32,565 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 535 mSDsluCounter, 819 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 559 SdHoareTripleChecker+Valid, 1028 SdHoareTripleChecker+Invalid, 1324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:32,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [559 Valid, 1028 Invalid, 1324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 11:38:32,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1210 states. [2025-01-09 11:38:32,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1210 to 992. [2025-01-09 11:38:32,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 992 states, 795 states have (on average 1.420125786163522) internal successors, (1129), 804 states have internal predecessors, (1129), 179 states have call successors, (179), 17 states have call predecessors, (179), 17 states have return successors, (179), 170 states have call predecessors, (179), 179 states have call successors, (179) [2025-01-09 11:38:32,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1487 transitions. [2025-01-09 11:38:32,651 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1487 transitions. Word has length 217 [2025-01-09 11:38:32,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:32,651 INFO L471 AbstractCegarLoop]: Abstraction has 992 states and 1487 transitions. [2025-01-09 11:38:32,652 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 12 states have internal predecessors, (97), 5 states have call successors, (74), 2 states have call predecessors, (74), 4 states have return successors, (75), 4 states have call predecessors, (75), 5 states have call successors, (75) [2025-01-09 11:38:32,652 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1487 transitions. [2025-01-09 11:38:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2025-01-09 11:38:32,654 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:32,655 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:32,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 11:38:32,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:32,856 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:32,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:32,856 INFO L85 PathProgramCache]: Analyzing trace with hash -1255744477, now seen corresponding path program 1 times [2025-01-09 11:38:32,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:32,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254150196] [2025-01-09 11:38:32,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:32,869 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 217 statements into 1 equivalence classes. [2025-01-09 11:38:32,904 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 217 of 217 statements. [2025-01-09 11:38:32,906 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:32,907 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:33,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:33,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:33,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254150196] [2025-01-09 11:38:33,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254150196] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:33,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:33,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2025-01-09 11:38:33,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950576815] [2025-01-09 11:38:33,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:33,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2025-01-09 11:38:33,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:33,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2025-01-09 11:38:33,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2025-01-09 11:38:33,413 INFO L87 Difference]: Start difference. First operand 992 states and 1487 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:34,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:34,692 INFO L93 Difference]: Finished difference Result 2547 states and 3788 transitions. [2025-01-09 11:38:34,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 11:38:34,693 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 217 [2025-01-09 11:38:34,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:34,699 INFO L225 Difference]: With dead ends: 2547 [2025-01-09 11:38:34,700 INFO L226 Difference]: Without dead ends: 1525 [2025-01-09 11:38:34,701 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2025-01-09 11:38:34,703 INFO L435 NwaCegarLoop]: 271 mSDtfsCounter, 577 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 1296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:34,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [577 Valid, 1272 Invalid, 1296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2025-01-09 11:38:34,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1525 states. [2025-01-09 11:38:34,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1525 to 887. [2025-01-09 11:38:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 887 states, 714 states have (on average 1.4173669467787116) internal successors, (1012), 721 states have internal predecessors, (1012), 155 states have call successors, (155), 17 states have call predecessors, (155), 17 states have return successors, (155), 148 states have call predecessors, (155), 155 states have call successors, (155) [2025-01-09 11:38:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 887 states and 1322 transitions. [2025-01-09 11:38:34,760 INFO L78 Accepts]: Start accepts. Automaton has 887 states and 1322 transitions. Word has length 217 [2025-01-09 11:38:34,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:34,761 INFO L471 AbstractCegarLoop]: Abstraction has 887 states and 1322 transitions. [2025-01-09 11:38:34,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:34,761 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1322 transitions. [2025-01-09 11:38:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-01-09 11:38:34,762 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:34,762 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:34,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2025-01-09 11:38:34,763 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:34,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:34,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1968578364, now seen corresponding path program 1 times [2025-01-09 11:38:34,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:34,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855640866] [2025-01-09 11:38:34,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:34,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:34,772 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-01-09 11:38:34,796 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-01-09 11:38:34,796 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:34,797 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:35,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:35,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855640866] [2025-01-09 11:38:35,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855640866] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:35,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:35,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2025-01-09 11:38:35,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720432379] [2025-01-09 11:38:35,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:35,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2025-01-09 11:38:35,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:35,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2025-01-09 11:38:35,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2025-01-09 11:38:35,486 INFO L87 Difference]: Start difference. First operand 887 states and 1322 transitions. Second operand has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:37,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:37,095 INFO L93 Difference]: Finished difference Result 2132 states and 3161 transitions. [2025-01-09 11:38:37,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2025-01-09 11:38:37,096 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 218 [2025-01-09 11:38:37,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:37,102 INFO L225 Difference]: With dead ends: 2132 [2025-01-09 11:38:37,102 INFO L226 Difference]: Without dead ends: 1215 [2025-01-09 11:38:37,104 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2025-01-09 11:38:37,104 INFO L435 NwaCegarLoop]: 273 mSDtfsCounter, 651 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:37,105 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [651 Valid, 1178 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-01-09 11:38:37,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2025-01-09 11:38:37,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 821. [2025-01-09 11:38:37,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 821 states, 651 states have (on average 1.4147465437788018) internal successors, (921), 657 states have internal predecessors, (921), 153 states have call successors, (153), 16 states have call predecessors, (153), 16 states have return successors, (153), 147 states have call predecessors, (153), 153 states have call successors, (153) [2025-01-09 11:38:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1227 transitions. [2025-01-09 11:38:37,150 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1227 transitions. Word has length 218 [2025-01-09 11:38:37,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:37,151 INFO L471 AbstractCegarLoop]: Abstraction has 821 states and 1227 transitions. [2025-01-09 11:38:37,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.090909090909091) internal successors, (56), 11 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1227 transitions. [2025-01-09 11:38:37,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2025-01-09 11:38:37,153 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:37,153 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:37,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2025-01-09 11:38:37,154 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:37,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:37,154 INFO L85 PathProgramCache]: Analyzing trace with hash 578914193, now seen corresponding path program 1 times [2025-01-09 11:38:37,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:37,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275291691] [2025-01-09 11:38:37,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:37,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:37,164 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 218 statements into 1 equivalence classes. [2025-01-09 11:38:37,202 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 218 of 218 statements. [2025-01-09 11:38:37,202 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:37,202 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:37,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:37,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:37,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275291691] [2025-01-09 11:38:37,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275291691] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:37,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:37,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-01-09 11:38:37,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134680120] [2025-01-09 11:38:37,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:37,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-01-09 11:38:37,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:37,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-01-09 11:38:37,422 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-01-09 11:38:37,422 INFO L87 Difference]: Start difference. First operand 821 states and 1227 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:37,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:37,938 INFO L93 Difference]: Finished difference Result 1805 states and 2688 transitions. [2025-01-09 11:38:37,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-09 11:38:37,939 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 218 [2025-01-09 11:38:37,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:37,944 INFO L225 Difference]: With dead ends: 1805 [2025-01-09 11:38:37,944 INFO L226 Difference]: Without dead ends: 987 [2025-01-09 11:38:37,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-01-09 11:38:37,948 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 316 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:37,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 691 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 11:38:37,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2025-01-09 11:38:37,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 739. [2025-01-09 11:38:37,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 580 states have (on average 1.4068965517241379) internal successors, (816), 585 states have internal predecessors, (816), 143 states have call successors, (143), 15 states have call predecessors, (143), 15 states have return successors, (143), 138 states have call predecessors, (143), 143 states have call successors, (143) [2025-01-09 11:38:37,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1102 transitions. [2025-01-09 11:38:37,992 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1102 transitions. Word has length 218 [2025-01-09 11:38:37,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:37,992 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1102 transitions. [2025-01-09 11:38:37,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:37,992 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1102 transitions. [2025-01-09 11:38:37,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 11:38:37,994 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:37,995 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:37,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2025-01-09 11:38:37,995 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:37,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:37,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1491575516, now seen corresponding path program 1 times [2025-01-09 11:38:37,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:37,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222085883] [2025-01-09 11:38:37,995 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:37,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:38,004 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:38,074 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:38,075 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:38,075 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 11:38:38,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1105418880] [2025-01-09 11:38:38,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:38,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:38,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:38,081 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 11:38:38,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 11:38:38,133 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:38,203 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:38,204 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:38,204 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:38,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 20 conjuncts are in the unsatisfiable core [2025-01-09 11:38:38,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1373 proven. 12 refuted. 0 times theorem prover too weak. 727 trivial. 0 not checked. [2025-01-09 11:38:38,972 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 11:38:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-01-09 11:38:39,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:39,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222085883] [2025-01-09 11:38:39,606 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2025-01-09 11:38:39,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105418880] [2025-01-09 11:38:39,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1105418880] provided 1 perfect and 1 imperfect interpolant sequences [2025-01-09 11:38:39,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 11:38:39,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14] total 21 [2025-01-09 11:38:39,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257105279] [2025-01-09 11:38:39,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:39,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-01-09 11:38:39,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:39,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-01-09 11:38:39,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=317, Unknown=0, NotChecked=0, Total=420 [2025-01-09 11:38:39,608 INFO L87 Difference]: Start difference. First operand 739 states and 1102 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:41,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:41,018 INFO L93 Difference]: Finished difference Result 2768 states and 4119 transitions. [2025-01-09 11:38:41,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2025-01-09 11:38:41,019 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) Word has length 220 [2025-01-09 11:38:41,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:41,027 INFO L225 Difference]: With dead ends: 2768 [2025-01-09 11:38:41,027 INFO L226 Difference]: Without dead ends: 2464 [2025-01-09 11:38:41,028 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=199, Invalid=613, Unknown=0, NotChecked=0, Total=812 [2025-01-09 11:38:41,028 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 1126 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 495 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 499 SdHoareTripleChecker+Invalid, 1085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 495 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:41,028 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1126 Valid, 499 Invalid, 1085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [495 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-01-09 11:38:41,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2464 states. [2025-01-09 11:38:41,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2464 to 616. [2025-01-09 11:38:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 489 states have (on average 1.4049079754601228) internal successors, (687), 491 states have internal predecessors, (687), 111 states have call successors, (111), 15 states have call predecessors, (111), 15 states have return successors, (111), 109 states have call predecessors, (111), 111 states have call successors, (111) [2025-01-09 11:38:41,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 909 transitions. [2025-01-09 11:38:41,087 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 909 transitions. Word has length 220 [2025-01-09 11:38:41,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:41,087 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 909 transitions. [2025-01-09 11:38:41,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 909 transitions. [2025-01-09 11:38:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 11:38:41,089 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:41,089 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:41,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2025-01-09 11:38:41,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:41,290 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:41,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:41,291 INFO L85 PathProgramCache]: Analyzing trace with hash 723475612, now seen corresponding path program 1 times [2025-01-09 11:38:41,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:41,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30234911] [2025-01-09 11:38:41,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:41,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:41,299 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:41,308 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:41,308 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:41,308 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:41,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:41,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 11:38:41,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30234911] [2025-01-09 11:38:41,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30234911] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:41,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:41,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-09 11:38:41,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728108554] [2025-01-09 11:38:41,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:41,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 11:38:41,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 11:38:41,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 11:38:41,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 11:38:41,395 INFO L87 Difference]: Start difference. First operand 616 states and 909 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:41,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:41,516 INFO L93 Difference]: Finished difference Result 1114 states and 1655 transitions. [2025-01-09 11:38:41,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 11:38:41,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 220 [2025-01-09 11:38:41,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:41,519 INFO L225 Difference]: With dead ends: 1114 [2025-01-09 11:38:41,519 INFO L226 Difference]: Without dead ends: 501 [2025-01-09 11:38:41,520 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 11:38:41,521 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 133 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 521 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:41,521 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 521 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 11:38:41,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2025-01-09 11:38:41,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 406. [2025-01-09 11:38:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 406 states, 317 states have (on average 1.3943217665615142) internal successors, (442), 319 states have internal predecessors, (442), 78 states have call successors, (78), 10 states have call predecessors, (78), 10 states have return successors, (78), 76 states have call predecessors, (78), 78 states have call successors, (78) [2025-01-09 11:38:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 598 transitions. [2025-01-09 11:38:41,551 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 598 transitions. Word has length 220 [2025-01-09 11:38:41,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:41,552 INFO L471 AbstractCegarLoop]: Abstraction has 406 states and 598 transitions. [2025-01-09 11:38:41,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 598 transitions. [2025-01-09 11:38:41,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2025-01-09 11:38:41,553 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:41,553 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:41,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2025-01-09 11:38:41,553 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:41,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:41,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1215043878, now seen corresponding path program 1 times [2025-01-09 11:38:41,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 11:38:41,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763509157] [2025-01-09 11:38:41,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:41,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 11:38:41,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:41,620 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:41,621 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:41,621 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unknown [2025-01-09 11:38:41,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1095310995] [2025-01-09 11:38:41,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:41,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 11:38:41,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:41,624 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 11:38:41,626 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2025-01-09 11:38:41,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:41,763 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:41,763 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:41,763 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 11:38:41,763 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-09 11:38:41,783 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 220 statements into 1 equivalence classes. [2025-01-09 11:38:41,830 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 220 of 220 statements. [2025-01-09 11:38:41,830 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:41,830 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-09 11:38:41,940 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-09 11:38:41,941 INFO L340 BasicCegarLoop]: Counterexample is feasible [2025-01-09 11:38:41,941 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-01-09 11:38:41,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2025-01-09 11:38:42,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2025-01-09 11:38:42,147 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:42,286 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-01-09 11:38:42,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 11:38:42 BoogieIcfgContainer [2025-01-09 11:38:42,289 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 11:38:42,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 11:38:42,289 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 11:38:42,289 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 11:38:42,290 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:38:24" (3/4) ... [2025-01-09 11:38:42,292 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-09 11:38:42,292 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 11:38:42,294 INFO L158 Benchmark]: Toolchain (without parser) took 18179.48ms. Allocated memory was 201.3MB in the beginning and 486.5MB in the end (delta: 285.2MB). Free memory was 159.7MB in the beginning and 374.5MB in the end (delta: -214.8MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2025-01-09 11:38:42,294 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 209.7MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 11:38:42,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 174.55ms. Allocated memory is still 201.3MB. Free memory was 159.7MB in the beginning and 144.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-09 11:38:42,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.60ms. Allocated memory is still 201.3MB. Free memory was 144.3MB in the beginning and 141.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 11:38:42,294 INFO L158 Benchmark]: Boogie Preprocessor took 42.68ms. Allocated memory is still 201.3MB. Free memory was 141.0MB in the beginning and 137.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 11:38:42,295 INFO L158 Benchmark]: RCFGBuilder took 480.97ms. Allocated memory is still 201.3MB. Free memory was 137.6MB in the beginning and 108.2MB in the end (delta: 29.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-01-09 11:38:42,295 INFO L158 Benchmark]: TraceAbstraction took 17442.98ms. Allocated memory was 201.3MB in the beginning and 486.5MB in the end (delta: 285.2MB). Free memory was 107.6MB in the beginning and 374.6MB in the end (delta: -267.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2025-01-09 11:38:42,295 INFO L158 Benchmark]: Witness Printer took 3.32ms. Allocated memory is still 486.5MB. Free memory was 374.6MB in the beginning and 374.5MB in the end (delta: 99.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 11:38:42,296 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 209.7MB. Free memory is still 126.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 174.55ms. Allocated memory is still 201.3MB. Free memory was 159.7MB in the beginning and 144.3MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.60ms. Allocated memory is still 201.3MB. Free memory was 144.3MB in the beginning and 141.0MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.68ms. Allocated memory is still 201.3MB. Free memory was 141.0MB in the beginning and 137.6MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.97ms. Allocated memory is still 201.3MB. Free memory was 137.6MB in the beginning and 108.2MB in the end (delta: 29.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 17442.98ms. Allocated memory was 201.3MB in the beginning and 486.5MB in the end (delta: 285.2MB). Free memory was 107.6MB in the beginning and 374.6MB in the end (delta: -267.0MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Witness Printer took 3.32ms. Allocated memory is still 486.5MB. Free memory was 374.6MB in the beginning and 374.5MB in the end (delta: 99.2kB). Peak memory consumption was 8.4MB. 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 someBinaryArithmeticDOUBLEoperation at line 136, overapproximation of someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of bitwiseOr at line 66, overapproximation of bitwiseOr at line 66, overapproximation of someBinaryDOUBLEComparisonOperation at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 145, overapproximation of someBinaryDOUBLEComparisonOperation at line 158, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryDOUBLEComparisonOperation at line 147. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] double var_1_4 = 10.5; [L24] double var_1_5 = 1.55; [L25] signed char var_1_8 = -10; [L26] signed char var_1_10 = -16; [L27] signed char var_1_11 = -4; [L28] signed char var_1_12 = -16; [L29] double var_1_13 = 128.55; [L30] double var_1_14 = 2.3; [L31] double var_1_15 = 4.8; [L32] unsigned long int var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] signed long int var_1_18 = 256; [L35] unsigned long int var_1_19 = 50; [L36] unsigned long int var_1_20 = 1; [L37] signed short int var_1_21 = -50; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_28 = 0; [L42] unsigned char var_1_29 = 0; [L43] unsigned char var_1_30 = 1; [L44] unsigned long int var_1_31 = 200; [L45] unsigned char var_1_35 = 32; [L46] unsigned char var_1_36 = 10; [L47] double var_1_37 = 15.5; [L48] signed long int var_1_39 = -10; [L49] unsigned long int var_1_42 = 10000; [L50] unsigned long int var_1_43 = 4251471014; [L51] signed short int var_1_44 = 64; [L52] unsigned char var_1_45 = 1; [L53] unsigned long int var_1_46 = 25; [L54] signed long int var_1_47 = -50; [L55] unsigned char var_1_48 = 0; [L56] double var_1_49 = 16.5; [L57] signed char last_1_var_1_8 = -10; [L58] signed short int last_1_var_1_21 = -50; [L59] unsigned char last_1_var_1_23 = 1; VAL [isInitial=0, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_4=21/2, var_1_5=31/20, var_1_8=-10] [L206] isInitial = 1 [L207] FCALL initially() [L209] CALL updateLastVariables() [L197] last_1_var_1_8 = var_1_8 [L198] last_1_var_1_21 = var_1_21 [L199] last_1_var_1_23 = var_1_23 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_4=21/2, var_1_5=31/20, var_1_8=-10] [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L145] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L146] var_1_5 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L147] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L148] var_1_10 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L149] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L150] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L150] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L151] var_1_11 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L152] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L153] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L153] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L154] var_1_12 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L155] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L156] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L156] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L158] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L159] var_1_15 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L160] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L161] var_1_17 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L162] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L163] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L163] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L164] var_1_18 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L166] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L166] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L167] var_1_19 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L168] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L169] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L169] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L170] var_1_20 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L171] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L172] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L172] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L173] var_1_24 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L175] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L175] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L177] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L178] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L178] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L182] var_1_30 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L183] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L184] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L184] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L185] var_1_36 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L186] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L187] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L187] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L188] var_1_43 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_43 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L189] RET assume_abort_if_not(var_1_43 >= 3221225470) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L190] CALL assume_abort_if_not(var_1_43 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L190] RET assume_abort_if_not(var_1_43 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L191] var_1_45 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L192] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L193] CALL assume_abort_if_not(var_1_45 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L193] RET assume_abort_if_not(var_1_45 <= 255) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L194] CALL assume_abort_if_not(var_1_45 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L194] RET assume_abort_if_not(var_1_45 != 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L210] RET updateVariables() [L211] CALL step() [L63] COND FALSE !(32 >= var_1_18) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L66] EXPR 16u | var_1_8 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L66] EXPR 16u | var_1_8 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L66] COND FALSE !(var_1_19 > (((((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18)))) [L71] EXPR var_1_17 & -10 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L71] COND FALSE !((var_1_17 & -10) < var_1_19) [L80] var_1_37 = var_1_5 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L81] COND FALSE !(! var_1_30) [L84] var_1_39 = (var_1_16 + ((((var_1_36) > ((var_1_8 + var_1_12))) ? (var_1_36) : ((var_1_8 + var_1_12))))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L86] var_1_42 = ((var_1_43 - var_1_36) - var_1_21) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=64, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L87] COND TRUE (var_1_18 / var_1_45) > ((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36))) [L88] var_1_44 = ((((var_1_45) < ((((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) < 0 ) ? -((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) : ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) ? (var_1_45) : ((((((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) < 0 ) ? -((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) : ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=2, var_1_8=-10] [L92] var_1_46 = var_1_43 [L93] var_1_47 = var_1_8 [L94] var_1_48 = var_1_30 [L95] var_1_49 = var_1_15 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=-10] [L96] COND TRUE last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=-10] [L97] COND TRUE \read(last_1_var_1_23) [L98] var_1_8 = (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L103] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L104] COND TRUE 128u >= var_1_8 VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_13=2571/20, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L105] COND TRUE ! var_1_23 [L106] var_1_13 = ((var_1_14 - var_1_15) + 0.25) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L115] COND TRUE var_1_8 >= ((1329162249 - var_1_17) - var_1_18) [L116] var_1_16 = (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L124] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L133] unsigned char stepLocal_1 = var_1_23; [L134] signed char stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, stepLocal_0=22, stepLocal_1=0, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L135] COND TRUE stepLocal_0 >= var_1_16 [L136] var_1_1 = (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, stepLocal_1=0, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L202-L203] return ((((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] [L19] reach_error() VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=38, var_1_11=8, var_1_12=31, var_1_15=3, var_1_16=0, var_1_17=0, var_1_18=1329162227, var_1_19=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=-514, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=10, var_1_45=255, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=22] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 121 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.2s, OverallIterations: 14, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5417 SdHoareTripleChecker+Valid, 6.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5393 mSDsluCounter, 8764 SdHoareTripleChecker+Invalid, 5.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5917 mSDsCounter, 1480 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6584 IncrementalHoareTripleChecker+Invalid, 8064 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1480 mSolverCounterUnsat, 2847 mSDtfsCounter, 6584 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1235 GetRequests, 1117 SyntacticMatches, 1 SemanticMatches, 117 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=998occurred in iteration=7, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 4954 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 3901 NumberOfCodeBlocks, 3901 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3661 ConstructedInterpolants, 7 QuantifiedInterpolants, 14887 SizeOfPredicates, 12 NumberOfNonLiveVariables, 1496 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 17 InterpolantComputations, 12 PerfectInterpolantSequences, 35720/35904 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 [2025-01-09 11:38:42,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 11:38:44,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 11:38:44,444 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-01-09 11:38:44,450 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 11:38:44,451 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 11:38:44,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 11:38:44,474 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 11:38:44,474 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 11:38:44,475 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 11:38:44,475 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 11:38:44,476 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 11:38:44,476 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 11:38:44,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 11:38:44,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 11:38:44,477 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 11:38:44,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 11:38:44,478 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 11:38:44,479 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:44,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 11:38:44,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:44,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 11:38:44,480 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 11:38:44,481 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 11:38:44,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 11:38:44,481 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2025-01-09 11:38:44,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 11:38:44,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 11:38:44,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 11:38:44,715 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 11:38:44,715 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 11:38:44,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:45,910 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9507d7ca/bd9eb37a1f744973a9d04190bdb0d599/FLAGaf94711cf [2025-01-09 11:38:46,122 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 11:38:46,123 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:46,130 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9507d7ca/bd9eb37a1f744973a9d04190bdb0d599/FLAGaf94711cf [2025-01-09 11:38:46,485 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f9507d7ca/bd9eb37a1f744973a9d04190bdb0d599 [2025-01-09 11:38:46,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 11:38:46,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 11:38:46,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 11:38:46,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 11:38:46,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 11:38:46,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8236e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46, skipping insertion in model container [2025-01-09 11:38:46,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 11:38:46,593 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2025-01-09 11:38:46,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 11:38:46,653 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 11:38:46,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2025-01-09 11:38:46,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 11:38:46,695 INFO L204 MainTranslator]: Completed translation [2025-01-09 11:38:46,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46 WrapperNode [2025-01-09 11:38:46,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 11:38:46,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 11:38:46,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 11:38:46,696 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 11:38:46,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,711 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,744 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 208 [2025-01-09 11:38:46,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 11:38:46,744 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 11:38:46,744 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 11:38:46,744 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 11:38:46,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,759 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,776 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]. [2025-01-09 11:38:46,776 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,776 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,791 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 11:38:46,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 11:38:46,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 11:38:46,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 11:38:46,811 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (1/1) ... [2025-01-09 11:38:46,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 11:38:46,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 11:38:46,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 11:38:46,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 11:38:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 11:38:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-01-09 11:38:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 11:38:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 11:38:46,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 11:38:46,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 11:38:46,934 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 11:38:46,936 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 11:38:50,131 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-01-09 11:38:50,131 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 11:38:50,142 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 11:38:50,142 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-09 11:38:50,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:38:50 BoogieIcfgContainer [2025-01-09 11:38:50,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 11:38:50,146 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 11:38:50,146 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 11:38:50,154 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 11:38:50,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 11:38:46" (1/3) ... [2025-01-09 11:38:50,155 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eae348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:38:50, skipping insertion in model container [2025-01-09 11:38:50,155 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 11:38:46" (2/3) ... [2025-01-09 11:38:50,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eae348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 11:38:50, skipping insertion in model container [2025-01-09 11:38:50,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 11:38:50" (3/3) ... [2025-01-09 11:38:50,157 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2025-01-09 11:38:50,167 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 11:38:50,168 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i that has 2 procedures, 95 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-01-09 11:38:50,220 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 11:38:50,230 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;@4d50ce81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 11:38:50,230 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 11:38:50,233 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 11:38:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-01-09 11:38:50,241 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:50,242 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:50,242 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:50,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:50,246 INFO L85 PathProgramCache]: Analyzing trace with hash 809018902, now seen corresponding path program 1 times [2025-01-09 11:38:50,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 11:38:50,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [614132638] [2025-01-09 11:38:50,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:50,261 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 [2025-01-09 11:38:50,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 11:38:50,268 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 11:38:50,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2025-01-09 11:38:50,387 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 11:38:50,638 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 11:38:50,639 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:50,639 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:50,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 11:38:50,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:50,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 1508 trivial. 0 not checked. [2025-01-09 11:38:50,687 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 11:38:50,688 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 11:38:50,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [614132638] [2025-01-09 11:38:50,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [614132638] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:50,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:50,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-09 11:38:50,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928425055] [2025-01-09 11:38:50,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:50,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 11:38:50,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 11:38:50,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 11:38:50,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 11:38:50,704 INFO L87 Difference]: Start difference. First operand has 95 states, 59 states have (on average 1.423728813559322) internal successors, (84), 60 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:50,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:50,727 INFO L93 Difference]: Finished difference Result 183 states and 326 transitions. [2025-01-09 11:38:50,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 11:38:50,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 208 [2025-01-09 11:38:50,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:50,734 INFO L225 Difference]: With dead ends: 183 [2025-01-09 11:38:50,735 INFO L226 Difference]: Without dead ends: 91 [2025-01-09 11:38:50,741 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 11:38:50,743 INFO L435 NwaCegarLoop]: 142 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, 142 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 [2025-01-09 11:38:50,743 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 11:38:50,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2025-01-09 11:38:50,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-01-09 11:38:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 11:38:50,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 142 transitions. [2025-01-09 11:38:50,792 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 142 transitions. Word has length 208 [2025-01-09 11:38:50,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:50,793 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 142 transitions. [2025-01-09 11:38:50,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 11:38:50,793 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2025-01-09 11:38:50,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-01-09 11:38:50,795 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:50,796 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:50,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2025-01-09 11:38:50,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 11:38:50,996 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:50,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:50,997 INFO L85 PathProgramCache]: Analyzing trace with hash 986903892, now seen corresponding path program 1 times [2025-01-09 11:38:50,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 11:38:50,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1134520428] [2025-01-09 11:38:50,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:50,998 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 [2025-01-09 11:38:50,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 11:38:51,001 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 11:38:51,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2025-01-09 11:38:51,079 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 11:38:51,336 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 11:38:51,337 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:51,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:51,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-09 11:38:51,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2025-01-09 11:38:51,571 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 11:38:51,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2025-01-09 11:38:51,862 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 11:38:51,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1134520428] [2025-01-09 11:38:51,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1134520428] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 11:38:51,862 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2025-01-09 11:38:51,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2025-01-09 11:38:51,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596815271] [2025-01-09 11:38:51,862 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2025-01-09 11:38:51,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-01-09 11:38:51,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 11:38:51,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-09 11:38:51,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-01-09 11:38:51,866 INFO L87 Difference]: Start difference. First operand 91 states and 142 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 11:38:52,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:52,333 INFO L93 Difference]: Finished difference Result 185 states and 286 transitions. [2025-01-09 11:38:52,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-09 11:38:52,334 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 208 [2025-01-09 11:38:52,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:52,337 INFO L225 Difference]: With dead ends: 185 [2025-01-09 11:38:52,338 INFO L226 Difference]: Without dead ends: 97 [2025-01-09 11:38:52,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 408 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2025-01-09 11:38:52,342 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 211 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:52,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 244 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-01-09 11:38:52,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2025-01-09 11:38:52,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2025-01-09 11:38:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 59 states have internal predecessors, (78), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2025-01-09 11:38:52,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 144 transitions. [2025-01-09 11:38:52,357 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 144 transitions. Word has length 208 [2025-01-09 11:38:52,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:52,358 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 144 transitions. [2025-01-09 11:38:52,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2025-01-09 11:38:52,358 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 144 transitions. [2025-01-09 11:38:52,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2025-01-09 11:38:52,359 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:52,359 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:52,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2025-01-09 11:38:52,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 11:38:52,560 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:52,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:52,561 INFO L85 PathProgramCache]: Analyzing trace with hash -34164462, now seen corresponding path program 1 times [2025-01-09 11:38:52,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 11:38:52,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015531385] [2025-01-09 11:38:52,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:52,562 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 [2025-01-09 11:38:52,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 11:38:52,564 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 11:38:52,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2025-01-09 11:38:52,613 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 208 statements into 1 equivalence classes. [2025-01-09 11:38:52,842 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 208 of 208 statements. [2025-01-09 11:38:52,843 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:38:52,843 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:38:52,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-09 11:38:52,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 11:38:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2025-01-09 11:38:54,101 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 11:38:54,101 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2025-01-09 11:38:54,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015531385] [2025-01-09 11:38:54,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015531385] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 11:38:54,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 11:38:54,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 11:38:54,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019777849] [2025-01-09 11:38:54,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 11:38:54,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 11:38:54,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2025-01-09 11:38:54,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 11:38:54,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-01-09 11:38:54,103 INFO L87 Difference]: Start difference. First operand 95 states and 144 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:56,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 11:38:59,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2025-01-09 11:38:59,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 11:38:59,488 INFO L93 Difference]: Finished difference Result 297 states and 453 transitions. [2025-01-09 11:38:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 11:38:59,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 208 [2025-01-09 11:38:59,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 11:38:59,515 INFO L225 Difference]: With dead ends: 297 [2025-01-09 11:38:59,515 INFO L226 Difference]: Without dead ends: 205 [2025-01-09 11:38:59,516 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-01-09 11:38:59,516 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 107 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-01-09 11:38:59,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 398 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2025-01-09 11:38:59,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2025-01-09 11:38:59,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 184. [2025-01-09 11:38:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 113 states have (on average 1.3097345132743363) internal successors, (148), 113 states have internal predecessors, (148), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2025-01-09 11:38:59,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 280 transitions. [2025-01-09 11:38:59,543 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 280 transitions. Word has length 208 [2025-01-09 11:38:59,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 11:38:59,543 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 280 transitions. [2025-01-09 11:38:59,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2025-01-09 11:38:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 280 transitions. [2025-01-09 11:38:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2025-01-09 11:38:59,545 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 11:38:59,545 INFO L218 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 11:38:59,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2025-01-09 11:38:59,750 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2025-01-09 11:38:59,750 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 11:38:59,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 11:38:59,751 INFO L85 PathProgramCache]: Analyzing trace with hash 857488789, now seen corresponding path program 1 times [2025-01-09 11:38:59,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2025-01-09 11:38:59,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242783581] [2025-01-09 11:38:59,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 11:38:59,752 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 [2025-01-09 11:38:59,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat [2025-01-09 11:38:59,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2025-01-09 11:38:59,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2025-01-09 11:38:59,798 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 209 statements into 1 equivalence classes. [2025-01-09 11:39:00,138 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 209 of 209 statements. [2025-01-09 11:39:00,138 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 11:39:00,138 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 11:39:00,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 32 conjuncts are in the unsatisfiable core [2025-01-09 11:39:00,170 INFO L279 TraceCheckSpWp]: Computing forward predicates...