./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:17:06,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:17:06,793 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-14 08:17:06,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:17:06,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:17:06,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:17:06,841 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:17:06,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:17:06,842 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:17:06,845 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:17:06,845 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:17:06,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:17:06,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:17:06,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:17:06,846 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:17:06,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:17:06,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:17:06,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:17:06,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 08:17:06,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:17:06,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:17:06,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:17:06,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:17:06,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:17:06,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:17:06,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 08:17:06,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 08:17:06,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:17:06,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:17:06,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:17:06,854 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:17:06,854 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb [2024-10-14 08:17:07,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:17:07,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:17:07,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:17:07,097 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:17:07,097 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:17:07,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:08,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:17:08,678 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:17:08,678 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:08,689 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d50cc9fc/63a74e4ffb874d3abc82b722cb817289/FLAG556a7266f [2024-10-14 08:17:09,053 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d50cc9fc/63a74e4ffb874d3abc82b722cb817289 [2024-10-14 08:17:09,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:17:09,057 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:17:09,057 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:17:09,058 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:17:09,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:17:09,063 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53809aad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09, skipping insertion in model container [2024-10-14 08:17:09,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,091 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:17:09,218 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-10-14 08:17:09,272 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:17:09,286 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:17:09,296 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-10-14 08:17:09,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:17:09,357 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:17:09,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09 WrapperNode [2024-10-14 08:17:09,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:17:09,366 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:17:09,366 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:17:09,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:17:09,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,430 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2024-10-14 08:17:09,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:17:09,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:17:09,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:17:09,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:17:09,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,448 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,476 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]. [2024-10-14 08:17:09,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,487 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,504 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:17:09,505 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:17:09,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:17:09,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:17:09,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (1/1) ... [2024-10-14 08:17:09,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:17:09,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:17:09,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:17:09,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:17:09,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:17:09,605 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:17:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:17:09,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 08:17:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:17:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:17:09,684 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:17:09,687 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:17:09,980 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-10-14 08:17:09,984 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:17:10,031 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:17:10,032 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:17:10,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:10 BoogieIcfgContainer [2024-10-14 08:17:10,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:17:10,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:17:10,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:17:10,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:17:10,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:17:09" (1/3) ... [2024-10-14 08:17:10,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4e2226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:10, skipping insertion in model container [2024-10-14 08:17:10,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:09" (2/3) ... [2024-10-14 08:17:10,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4e2226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:10, skipping insertion in model container [2024-10-14 08:17:10,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:10" (3/3) ... [2024-10-14 08:17:10,042 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:10,060 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:17:10,060 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:17:10,125 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:17:10,130 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;@2e46d6fc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:17:10,131 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:17:10,134 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 47 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-14 08:17:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-10-14 08:17:10,146 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:10,147 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:10,147 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:10,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:10,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1177782663, now seen corresponding path program 1 times [2024-10-14 08:17:10,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:17:10,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702093368] [2024-10-14 08:17:10,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:10,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:17:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:17:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:17:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:17:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:17:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:17:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:17:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 08:17:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:17:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:17:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:17:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:17:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:17:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:17:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:17:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:17:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:17:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:17:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:17:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:17:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:17:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:17:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:17:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:17:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-14 08:17:10,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:17:10,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702093368] [2024-10-14 08:17:10,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702093368] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:10,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:10,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:17:10,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7741727] [2024-10-14 08:17:10,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:10,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:17:10,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:17:10,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:17:10,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:17:10,824 INFO L87 Difference]: Start difference. First operand has 72 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 47 states have internal predecessors, (67), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:10,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:10,912 INFO L93 Difference]: Finished difference Result 139 states and 245 transitions. [2024-10-14 08:17:10,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:17:10,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 146 [2024-10-14 08:17:10,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:10,925 INFO L225 Difference]: With dead ends: 139 [2024-10-14 08:17:10,925 INFO L226 Difference]: Without dead ends: 68 [2024-10-14 08:17:10,928 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:17:10,934 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 97 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:10,936 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 182 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-14 08:17:10,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2024-10-14 08:17:10,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2024-10-14 08:17:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-14 08:17:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 103 transitions. [2024-10-14 08:17:10,983 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 103 transitions. Word has length 146 [2024-10-14 08:17:10,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:10,988 INFO L471 AbstractCegarLoop]: Abstraction has 68 states and 103 transitions. [2024-10-14 08:17:10,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 103 transitions. [2024-10-14 08:17:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-10-14 08:17:10,991 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:10,991 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:10,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-14 08:17:10,992 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:10,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:10,993 INFO L85 PathProgramCache]: Analyzing trace with hash -700843596, now seen corresponding path program 1 times [2024-10-14 08:17:10,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:17:10,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677768941] [2024-10-14 08:17:10,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:10,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:17:11,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:17:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:17:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:17:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:17:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:17:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:17:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 08:17:11,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:17:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:17:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:17:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:17:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:17:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:17:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:17:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:17:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:17:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:17:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:17:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:17:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:17:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:17:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:17:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:17:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-14 08:17:11,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:17:11,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677768941] [2024-10-14 08:17:11,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677768941] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:11,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:11,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 08:17:11,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235109019] [2024-10-14 08:17:11,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:11,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 08:17:11,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:17:11,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 08:17:11,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:17:11,963 INFO L87 Difference]: Start difference. First operand 68 states and 103 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:12,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:12,565 INFO L93 Difference]: Finished difference Result 292 states and 440 transitions. [2024-10-14 08:17:12,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 08:17:12,566 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2024-10-14 08:17:12,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:12,568 INFO L225 Difference]: With dead ends: 292 [2024-10-14 08:17:12,569 INFO L226 Difference]: Without dead ends: 225 [2024-10-14 08:17:12,569 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2024-10-14 08:17:12,570 INFO L432 NwaCegarLoop]: 167 mSDtfsCounter, 225 mSDsluCounter, 426 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 225 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:12,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [225 Valid, 593 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-14 08:17:12,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2024-10-14 08:17:12,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 128. [2024-10-14 08:17:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 79 states have (on average 1.2784810126582278) internal successors, (101), 79 states have internal predecessors, (101), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:17:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 193 transitions. [2024-10-14 08:17:12,594 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 193 transitions. Word has length 147 [2024-10-14 08:17:12,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:12,595 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 193 transitions. [2024-10-14 08:17:12,595 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 7 states have internal predecessors, (35), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 193 transitions. [2024-10-14 08:17:12,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-14 08:17:12,597 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:12,597 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:12,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-14 08:17:12,597 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:12,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:12,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1058510910, now seen corresponding path program 1 times [2024-10-14 08:17:12,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:17:12,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765345382] [2024-10-14 08:17:12,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:12,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:17:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-14 08:17:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-14 08:17:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-14 08:17:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-14 08:17:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-14 08:17:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-14 08:17:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-14 08:17:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-14 08:17:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-14 08:17:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-14 08:17:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-14 08:17:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-14 08:17:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-14 08:17:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-14 08:17:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-14 08:17:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-14 08:17:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-14 08:17:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-14 08:17:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-14 08:17:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-10-14 08:17:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-14 08:17:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-10-14 08:17:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-14 08:17:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-14 08:17:12,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-14 08:17:12,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765345382] [2024-10-14 08:17:12,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765345382] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:12,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:12,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 08:17:12,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640077039] [2024-10-14 08:17:12,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:12,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-14 08:17:12,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-14 08:17:12,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-14 08:17:12,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-14 08:17:12,993 INFO L87 Difference]: Start difference. First operand 128 states and 193 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:13,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:13,364 INFO L93 Difference]: Finished difference Result 269 states and 395 transitions. [2024-10-14 08:17:13,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 08:17:13,365 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2024-10-14 08:17:13,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:13,367 INFO L225 Difference]: With dead ends: 269 [2024-10-14 08:17:13,367 INFO L226 Difference]: Without dead ends: 202 [2024-10-14 08:17:13,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-10-14 08:17:13,368 INFO L432 NwaCegarLoop]: 109 mSDtfsCounter, 198 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:13,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 452 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 08:17:13,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-10-14 08:17:13,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 133. [2024-10-14 08:17:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 83 states have (on average 1.2771084337349397) internal successors, (106), 83 states have internal predecessors, (106), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:17:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 198 transitions. [2024-10-14 08:17:13,385 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 198 transitions. Word has length 148 [2024-10-14 08:17:13,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:13,386 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 198 transitions. [2024-10-14 08:17:13,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2024-10-14 08:17:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-10-14 08:17:13,388 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:13,388 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:13,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-14 08:17:13,388 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:13,388 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:13,388 INFO L85 PathProgramCache]: Analyzing trace with hash -2079579264, now seen corresponding path program 1 times [2024-10-14 08:17:13,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-14 08:17:13,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550627039] [2024-10-14 08:17:13,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:13,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-14 08:17:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-14 08:17:13,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [700128667] [2024-10-14 08:17:13,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:13,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:17:13,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:17:13,448 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-14 08:17:13,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-14 08:17:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 08:17:13,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-14 08:17:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-14 08:17:13,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-14 08:17:13,691 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-14 08:17:13,693 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-14 08:17:13,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-14 08:17:13,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-14 08:17:13,900 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-14 08:17:14,018 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-14 08:17:14,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 08:17:14 BoogieIcfgContainer [2024-10-14 08:17:14,024 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 08:17:14,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 08:17:14,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 08:17:14,024 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 08:17:14,025 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:10" (3/4) ... [2024-10-14 08:17:14,026 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-14 08:17:14,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 08:17:14,028 INFO L158 Benchmark]: Toolchain (without parser) took 4971.19ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 160.7MB in the beginning and 117.3MB in the end (delta: 43.4MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,028 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 08:17:14,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.70ms. Allocated memory is still 190.8MB. Free memory was 160.5MB in the beginning and 148.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.38ms. Allocated memory is still 190.8MB. Free memory was 148.9MB in the beginning and 144.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,030 INFO L158 Benchmark]: Boogie Preprocessor took 73.32ms. Allocated memory is still 190.8MB. Free memory was 144.8MB in the beginning and 140.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,030 INFO L158 Benchmark]: RCFGBuilder took 528.17ms. Allocated memory is still 190.8MB. Free memory was 140.1MB in the beginning and 112.1MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,030 INFO L158 Benchmark]: TraceAbstraction took 3987.94ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 111.3MB in the beginning and 117.3MB in the end (delta: -6.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2024-10-14 08:17:14,030 INFO L158 Benchmark]: Witness Printer took 3.05ms. Allocated memory is still 230.7MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 08:17:14,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 130.0MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.70ms. Allocated memory is still 190.8MB. Free memory was 160.5MB in the beginning and 148.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.38ms. Allocated memory is still 190.8MB. Free memory was 148.9MB in the beginning and 144.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.32ms. Allocated memory is still 190.8MB. Free memory was 144.8MB in the beginning and 140.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 528.17ms. Allocated memory is still 190.8MB. Free memory was 140.1MB in the beginning and 112.1MB in the end (delta: 28.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3987.94ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 111.3MB in the beginning and 117.3MB in the end (delta: -6.0MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Witness Printer took 3.05ms. Allocated memory is still 230.7MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of bitwiseOr at line 157, overapproximation of someUnaryDOUBLEoperation at line 58, overapproximation of someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_5 = 0; [L24] unsigned char var_1_6 = 0; [L25] unsigned char var_1_7 = 1; [L26] unsigned char var_1_8 = 32; [L27] double var_1_9 = 4.6; [L28] double var_1_10 = 9.25; [L29] double var_1_11 = 1.25; [L30] unsigned char var_1_12 = 100; [L31] unsigned char var_1_13 = 64; [L32] unsigned char var_1_14 = 0; [L33] float var_1_15 = 7.5; [L34] signed long int var_1_16 = 0; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 0; [L37] unsigned char var_1_19 = 1; [L38] unsigned char var_1_20 = 0; [L39] double var_1_21 = 4.65; [L40] signed long int var_1_22 = 256; [L41] signed long int var_1_23 = 64; [L42] unsigned char var_1_24 = 5; [L43] unsigned char var_1_25 = 2; [L44] signed short int var_1_26 = 10; [L45] double var_1_27 = 16.8; [L46] double var_1_28 = 10.6; [L47] float var_1_29 = 8.25; [L48] signed char var_1_30 = 8; [L49] signed char var_1_31 = 1; [L50] double last_1_var_1_9 = 4.6; [L51] unsigned char last_1_var_1_12 = 100; [L52] unsigned char last_1_var_1_14 = 0; [L53] signed long int last_1_var_1_16 = 0; [L161] isInitial = 1 [L162] FCALL initially() [L163] COND TRUE 1 [L164] CALL updateLastVariables() [L151] last_1_var_1_9 = var_1_9 [L152] last_1_var_1_12 = var_1_12 [L153] last_1_var_1_14 = var_1_14 [L154] last_1_var_1_16 = var_1_16 [L164] RET updateLastVariables() [L165] CALL updateVariables() [L114] var_1_5 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L115] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L116] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L116] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=1, var_1_8=32, var_1_9=23/5] [L117] var_1_7 = __VERIFIER_nondet_uchar() [L118] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L118] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L119] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L119] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=32, var_1_9=23/5] [L120] var_1_8 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L121] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L122] CALL assume_abort_if_not(var_1_8 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L122] RET assume_abort_if_not(var_1_8 <= 255) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_9=23/5] [L123] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L123] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=37/4, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L124] var_1_10 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L125] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=64, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L126] var_1_13 = __VERIFIER_nondet_uchar() [L127] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L127] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L128] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L128] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L129] var_1_18 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L130] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L131] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L131] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L132] var_1_19 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L133] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L134] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L134] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L135] var_1_20 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L136] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L137] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L137] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=64, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L138] var_1_23 = __VERIFIER_nondet_long() [L139] CALL assume_abort_if_not(var_1_23 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L139] RET assume_abort_if_not(var_1_23 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L140] CALL assume_abort_if_not(var_1_23 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L140] RET assume_abort_if_not(var_1_23 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=2, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L141] var_1_25 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L142] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L143] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L143] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_28=53/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L144] var_1_28 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L145] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=1, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L146] var_1_31 = __VERIFIER_nondet_char() [L147] CALL assume_abort_if_not(var_1_31 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L147] RET assume_abort_if_not(var_1_31 >= -127) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L148] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L148] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_21=93/20, var_1_22=256, var_1_23=0, var_1_24=5, var_1_25=0, var_1_26=10, var_1_27=84/5, var_1_29=33/4, var_1_30=8, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L165] RET updateVariables() [L166] CALL step() [L57] var_1_17 = (var_1_18 || (var_1_19 && var_1_20)) [L58] var_1_21 = -0.5 [L59] var_1_22 = var_1_23 [L60] var_1_24 = var_1_25 [L61] var_1_26 = var_1_25 [L62] var_1_27 = var_1_28 [L63] var_1_29 = var_1_28 [L64] var_1_30 = var_1_31 [L65] signed long int stepLocal_4 = last_1_var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=100, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L66] COND FALSE !(\read(last_1_var_1_14)) [L77] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L79] var_1_16 = last_1_var_1_12 [L80] unsigned long int stepLocal_6 = var_1_13 % (5u + 256u); [L81] signed long int stepLocal_5 = var_1_13 + 16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, stepLocal_6=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L82] COND TRUE stepLocal_6 <= var_1_16 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, stepLocal_5=16, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L83] COND FALSE !(stepLocal_5 >= var_1_16) [L86] var_1_14 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L89] unsigned char stepLocal_0 = var_1_12; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L90] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_0=0, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L90] COND TRUE stepLocal_0 <= (var_1_12 ^ var_1_12) [L91] var_1_1 = (! var_1_5) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L95] unsigned char stepLocal_2 = var_1_12 < (var_1_16 / var_1_8); [L96] signed long int stepLocal_1 = var_1_16; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_1=100, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L97] COND FALSE !(-256 >= stepLocal_1) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_2=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=0, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L100] COND TRUE stepLocal_2 || ((var_1_5 && var_1_7) && var_1_1) [L101] var_1_6 = var_1_7 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L104] unsigned char stepLocal_3 = ! var_1_5; VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_3=1, stepLocal_4=0, var_1_11=5/4, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L105] COND TRUE (var_1_7 && var_1_14) || stepLocal_3 [L106] var_1_11 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=15/2, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L108] var_1_15 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=23/5] [L109] COND TRUE ((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8) [L110] var_1_9 = var_1_10 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, stepLocal_4=0, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=3] [L166] RET step() [L167] CALL, EXPR property() [L157] EXPR var_1_12 ^ var_1_12 VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=3] [L157-L158] return ((((((((var_1_12 <= (var_1_12 ^ var_1_12)) ? (var_1_1 == ((unsigned char) (! var_1_5))) : (var_1_1 == ((unsigned char) (! var_1_5)))) && ((-256 >= var_1_16) ? (var_1_6 == ((unsigned char) (var_1_1 || var_1_7))) : (((var_1_12 < (var_1_16 / var_1_8)) || ((var_1_5 && var_1_7) && var_1_1)) ? (var_1_6 == ((unsigned char) var_1_7)) : 1))) && ((((((((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) > (var_1_12)) ? (((((var_1_16) < (var_1_12)) ? (var_1_16) : (var_1_12)))) : (var_1_12))) <= (50 * var_1_8)) ? (var_1_9 == ((double) var_1_10)) : 1)) && (((var_1_7 && var_1_14) || (! var_1_5)) ? (var_1_11 == ((double) var_1_10)) : 1)) && (last_1_var_1_14 ? ((var_1_10 >= (- last_1_var_1_9)) ? ((var_1_8 != last_1_var_1_16) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) 50))) : (var_1_12 == ((unsigned char) var_1_13))) : (var_1_12 == ((unsigned char) var_1_13)))) && (((var_1_13 % (5u + 256u)) <= var_1_16) ? (((var_1_13 + 16) >= var_1_16) ? (var_1_14 == ((unsigned char) var_1_7)) : (var_1_14 == ((unsigned char) var_1_7))) : 1)) && (var_1_15 == ((float) var_1_10))) && (var_1_16 == ((signed long int) last_1_var_1_12)) ; [L167] RET, EXPR property() [L167] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=3] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=100, last_1_var_1_14=0, last_1_var_1_16=0, last_1_var_1_9=23/5, var_1_10=3, var_1_11=3, var_1_12=0, var_1_13=0, var_1_14=-255, var_1_15=3, var_1_16=100, var_1_17=0, var_1_18=0, var_1_19=1, var_1_1=1, var_1_20=0, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=0, var_1_26=0, var_1_27=2, var_1_28=2, var_1_29=2, var_1_30=0, var_1_31=0, var_1_5=0, var_1_6=-255, var_1_7=-255, var_1_8=99, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 520 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 520 mSDsluCounter, 1227 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 859 mSDsCounter, 171 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 728 IncrementalHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 171 mSolverCounterUnsat, 368 mSDtfsCounter, 728 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 173 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred in iteration=3, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 166 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 737 NumberOfCodeBlocks, 737 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 438 ConstructedInterpolants, 0 QuantifiedInterpolants, 1262 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3036/3036 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-14 08:17:14,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 08:17:16,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 08:17:16,061 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-14 08:17:16,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 08:17:16,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 08:17:16,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 08:17:16,086 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 08:17:16,086 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 08:17:16,086 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 08:17:16,088 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 08:17:16,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 08:17:16,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 08:17:16,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 08:17:16,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 08:17:16,090 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 08:17:16,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 08:17:16,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 08:17:16,093 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 08:17:16,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 08:17:16,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 08:17:16,093 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 08:17:16,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 08:17:16,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 08:17:16,097 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 08:17:16,097 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 08:17:16,098 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 08:17:16,098 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 08:17:16,098 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 08:17:16,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 08:17:16,099 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 08:17:16,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 08:17:16,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 08:17:16,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 08:17:16,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 08:17:16,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:17:16,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 08:17:16,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 08:17:16,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 08:17:16,101 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 08:17:16,101 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 08:17:16,101 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 08:17:16,101 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 08:17:16,102 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 08:17:16,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 08:17:16,102 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 08:17:16,102 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053126c13ef1d8dfef0a099a2c7c76042ecd617980f87b19ee0e26ff48315beb [2024-10-14 08:17:16,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 08:17:16,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 08:17:16,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 08:17:16,357 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 08:17:16,357 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 08:17:16,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:17,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 08:17:17,946 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 08:17:17,948 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:17,958 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9360309cd/3819cdc8a6804574bf7cf1be68d5ac61/FLAGb1f292dbb [2024-10-14 08:17:18,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9360309cd/3819cdc8a6804574bf7cf1be68d5ac61 [2024-10-14 08:17:18,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 08:17:18,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 08:17:18,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 08:17:18,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 08:17:18,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 08:17:18,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79fd0b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18, skipping insertion in model container [2024-10-14 08:17:18,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,350 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 08:17:18,512 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-10-14 08:17:18,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:17:18,594 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 08:17:18,605 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-68.i[915,928] [2024-10-14 08:17:18,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 08:17:18,656 INFO L204 MainTranslator]: Completed translation [2024-10-14 08:17:18,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18 WrapperNode [2024-10-14 08:17:18,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 08:17:18,657 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 08:17:18,657 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 08:17:18,658 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 08:17:18,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,711 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2024-10-14 08:17:18,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 08:17:18,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 08:17:18,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 08:17:18,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 08:17:18,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,727 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,747 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]. [2024-10-14 08:17:18,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,757 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,760 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,771 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,773 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 08:17:18,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 08:17:18,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 08:17:18,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 08:17:18,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (1/1) ... [2024-10-14 08:17:18,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 08:17:18,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 08:17:18,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 08:17:18,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 08:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 08:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 08:17:18,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 08:17:18,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 08:17:18,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 08:17:18,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 08:17:18,927 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 08:17:18,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 08:17:19,545 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-10-14 08:17:19,545 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 08:17:19,577 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 08:17:19,579 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 08:17:19,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:19 BoogieIcfgContainer [2024-10-14 08:17:19,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 08:17:19,582 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 08:17:19,582 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 08:17:19,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 08:17:19,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 08:17:18" (1/3) ... [2024-10-14 08:17:19,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40261165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:19, skipping insertion in model container [2024-10-14 08:17:19,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 08:17:18" (2/3) ... [2024-10-14 08:17:19,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40261165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 08:17:19, skipping insertion in model container [2024-10-14 08:17:19,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 08:17:19" (3/3) ... [2024-10-14 08:17:19,587 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-68.i [2024-10-14 08:17:19,602 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 08:17:19,602 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-14 08:17:19,644 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 08:17:19,649 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;@4d935650, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 08:17:19,649 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-14 08:17:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 37 states have (on average 1.4054054054054055) internal successors, (52), 38 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-14 08:17:19,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-14 08:17:19,661 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:19,662 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:19,662 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:19,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:19,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1341404151, now seen corresponding path program 1 times [2024-10-14 08:17:19,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 08:17:19,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [246655635] [2024-10-14 08:17:19,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:19,680 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 [2024-10-14 08:17:19,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 08:17:19,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 08:17:19,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-14 08:17:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:19,952 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-14 08:17:19,969 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:17:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2024-10-14 08:17:20,023 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 08:17:20,024 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 08:17:20,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [246655635] [2024-10-14 08:17:20,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [246655635] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:20,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:20,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 08:17:20,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81321047] [2024-10-14 08:17:20,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:20,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-14 08:17:20,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 08:17:20,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-14 08:17:20,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:17:20,053 INFO L87 Difference]: Start difference. First operand has 63 states, 37 states have (on average 1.4054054054054055) internal successors, (52), 38 states have internal predecessors, (52), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-14 08:17:20,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:20,166 INFO L93 Difference]: Finished difference Result 123 states and 217 transitions. [2024-10-14 08:17:20,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-14 08:17:20,175 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 143 [2024-10-14 08:17:20,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:20,180 INFO L225 Difference]: With dead ends: 123 [2024-10-14 08:17:20,180 INFO L226 Difference]: Without dead ends: 61 [2024-10-14 08:17:20,183 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-14 08:17:20,185 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:20,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-14 08:17:20,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-10-14 08:17:20,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-10-14 08:17:20,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 36 states have internal predecessors, (47), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-10-14 08:17:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 93 transitions. [2024-10-14 08:17:20,219 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 93 transitions. Word has length 143 [2024-10-14 08:17:20,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:20,219 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 93 transitions. [2024-10-14 08:17:20,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-10-14 08:17:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2024-10-14 08:17:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-14 08:17:20,223 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:20,223 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:20,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-14 08:17:20,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 08:17:20,425 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:20,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:20,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1558738703, now seen corresponding path program 1 times [2024-10-14 08:17:20,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 08:17:20,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1264351683] [2024-10-14 08:17:20,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:20,428 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 [2024-10-14 08:17:20,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 08:17:20,431 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 08:17:20,432 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-14 08:17:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:20,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 08:17:20,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:17:20,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-14 08:17:20,994 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 08:17:20,994 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 08:17:20,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1264351683] [2024-10-14 08:17:20,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1264351683] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:20,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:20,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-14 08:17:20,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119178418] [2024-10-14 08:17:20,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:20,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 08:17:20,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 08:17:20,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 08:17:20,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-14 08:17:20,999 INFO L87 Difference]: Start difference. First operand 61 states and 93 transitions. Second operand has 8 states, 8 states have (on average 3.875) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:22,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:22,615 INFO L93 Difference]: Finished difference Result 257 states and 390 transitions. [2024-10-14 08:17:22,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-14 08:17:22,626 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2024-10-14 08:17:22,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:22,629 INFO L225 Difference]: With dead ends: 257 [2024-10-14 08:17:22,630 INFO L226 Difference]: Without dead ends: 197 [2024-10-14 08:17:22,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-10-14 08:17:22,631 INFO L432 NwaCegarLoop]: 148 mSDtfsCounter, 212 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:22,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 404 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-14 08:17:22,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2024-10-14 08:17:22,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 108. [2024-10-14 08:17:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 59 states have internal predecessors, (74), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:17:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 166 transitions. [2024-10-14 08:17:22,655 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 166 transitions. Word has length 143 [2024-10-14 08:17:22,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:22,655 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 166 transitions. [2024-10-14 08:17:22,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.875) internal successors, (31), 7 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 166 transitions. [2024-10-14 08:17:22,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-10-14 08:17:22,657 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:22,657 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:22,665 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-14 08:17:22,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 08:17:22,862 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:22,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:22,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1165711693, now seen corresponding path program 1 times [2024-10-14 08:17:22,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 08:17:22,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773452772] [2024-10-14 08:17:22,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:22,863 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 [2024-10-14 08:17:22,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 08:17:22,866 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 08:17:22,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-14 08:17:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:23,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 08:17:23,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:17:23,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-10-14 08:17:23,075 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 08:17:23,076 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 08:17:23,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773452772] [2024-10-14 08:17:23,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773452772] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 08:17:23,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 08:17:23,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-14 08:17:23,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307102046] [2024-10-14 08:17:23,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 08:17:23,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 08:17:23,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 08:17:23,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 08:17:23,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-14 08:17:23,078 INFO L87 Difference]: Start difference. First operand 108 states and 166 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:23,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 08:17:23,415 INFO L93 Difference]: Finished difference Result 168 states and 258 transitions. [2024-10-14 08:17:23,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 08:17:23,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 143 [2024-10-14 08:17:23,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 08:17:23,424 INFO L225 Difference]: With dead ends: 168 [2024-10-14 08:17:23,424 INFO L226 Difference]: Without dead ends: 108 [2024-10-14 08:17:23,425 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-14 08:17:23,425 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 87 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-14 08:17:23,426 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 161 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-14 08:17:23,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-10-14 08:17:23,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-10-14 08:17:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 59 states have (on average 1.2372881355932204) internal successors, (73), 59 states have internal predecessors, (73), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-14 08:17:23,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 165 transitions. [2024-10-14 08:17:23,441 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 165 transitions. Word has length 143 [2024-10-14 08:17:23,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 08:17:23,442 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 165 transitions. [2024-10-14 08:17:23,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-10-14 08:17:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 165 transitions. [2024-10-14 08:17:23,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-10-14 08:17:23,443 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 08:17:23,444 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 08:17:23,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-10-14 08:17:23,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-14 08:17:23,646 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-14 08:17:23,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 08:17:23,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1293876049, now seen corresponding path program 1 times [2024-10-14 08:17:23,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 08:17:23,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066480129] [2024-10-14 08:17:23,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:23,647 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 [2024-10-14 08:17:23,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 08:17:23,650 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-14 08:17:23,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-14 08:17:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:23,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-14 08:17:23,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 08:17:24,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 395 proven. 108 refuted. 0 times theorem prover too weak. 509 trivial. 0 not checked. [2024-10-14 08:17:24,959 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 08:17:26,131 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 08:17:26,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066480129] [2024-10-14 08:17:26,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066480129] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-14 08:17:26,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc5 [833834562] [2024-10-14 08:17:26,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 08:17:26,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc5 --incremental --print-success --lang smt [2024-10-14 08:17:26,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 [2024-10-14 08:17:26,135 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-10-14 08:17:26,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc5 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-10-14 08:17:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 08:17:26,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 112 conjuncts are in the unsatisfiable core [2024-10-14 08:17:26,301 INFO L278 TraceCheckSpWp]: Computing forward predicates...