./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.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 3acf5bb1790d9b138c6c0c5b597980df4579e90442c07b1f46b433fc4941b9a8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:34:51,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:34:51,262 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 22:34:51,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:34:51,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:34:51,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:34:51,286 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:34:51,286 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:34:51,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:34:51,288 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:34:51,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:34:51,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:34:51,289 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:34:51,289 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:34:51,289 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:34:51,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:34:51,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:34:51,291 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:34:51,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 22:34:51,292 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:34:51,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:34:51,295 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:34:51,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:34:51,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:34:51,296 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:34:51,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:34:51,296 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:34:51,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:34:51,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:34:51,297 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:34:51,297 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:34:51,297 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:34:51,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:34:51,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:34:51,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:34:51,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:34:51,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 22:34:51,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 22:34:51,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:34:51,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:34:51,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:34:51,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:34:51,300 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3acf5bb1790d9b138c6c0c5b597980df4579e90442c07b1f46b433fc4941b9a8 [2024-11-18 22:34:51,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:34:51,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:34:51,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:34:51,540 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:34:51,541 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:34:51,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i [2024-11-18 22:34:52,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:34:52,916 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:34:52,917 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i [2024-11-18 22:34:52,929 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38ea60b6/b76b734fd8b84236bd977f62c24c53ac/FLAG6c252cb31 [2024-11-18 22:34:52,942 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38ea60b6/b76b734fd8b84236bd977f62c24c53ac [2024-11-18 22:34:52,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:34:52,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:34:52,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:34:52,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:34:52,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:34:52,952 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:34:52" (1/1) ... [2024-11-18 22:34:52,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7045da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:52, skipping insertion in model container [2024-11-18 22:34:52,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:34:52" (1/1) ... [2024-11-18 22:34:52,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:34:53,148 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i[916,929] [2024-11-18 22:34:53,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:34:53,222 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:34:53,232 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i[916,929] [2024-11-18 22:34:53,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:34:53,276 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:34:53,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53 WrapperNode [2024-11-18 22:34:53,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:34:53,278 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:34:53,278 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:34:53,278 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:34:53,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,331 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2024-11-18 22:34:53,331 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:34:53,332 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:34:53,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:34:53,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:34:53,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,345 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,376 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]. [2024-11-18 22:34:53,377 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,398 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,401 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:34:53,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:34:53,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:34:53,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:34:53,415 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (1/1) ... [2024-11-18 22:34:53,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:34:53,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:34:53,439 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) [2024-11-18 22:34:53,442 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 [2024-11-18 22:34:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:34:53,474 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:34:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:34:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 22:34:53,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:34:53,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:34:53,547 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:34:53,548 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:34:53,951 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-18 22:34:53,951 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:34:53,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:34:53,963 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:34:53,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:34:53 BoogieIcfgContainer [2024-11-18 22:34:53,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:34:53,965 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:34:53,965 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:34:53,968 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:34:53,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:34:52" (1/3) ... [2024-11-18 22:34:53,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a595438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:34:53, skipping insertion in model container [2024-11-18 22:34:53,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:34:53" (2/3) ... [2024-11-18 22:34:53,970 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a595438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:34:53, skipping insertion in model container [2024-11-18 22:34:53,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:34:53" (3/3) ... [2024-11-18 22:34:53,971 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-53.i [2024-11-18 22:34:53,983 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:34:53,983 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:34:54,033 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:34:54,038 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;@5804b648, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:34:54,039 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:34:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 69 states have internal predecessors, (99), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-18 22:34:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:34:54,053 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:34:54,053 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:34:54,054 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:34:54,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:34:54,057 INFO L85 PathProgramCache]: Analyzing trace with hash -531509665, now seen corresponding path program 1 times [2024-11-18 22:34:54,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:34:54,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50955322] [2024-11-18 22:34:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:34:54,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:34:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:34:54,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-18 22:34:54,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:34:54,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50955322] [2024-11-18 22:34:54,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50955322] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:34:54,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482718485] [2024-11-18 22:34:54,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:34:54,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:34:54,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:34:54,345 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) [2024-11-18 22:34:54,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-18 22:34:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:34:54,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:34:54,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:34:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-18 22:34:54,586 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:34:54,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482718485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:34:54,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 22:34:54,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 22:34:54,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234994436] [2024-11-18 22:34:54,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:34:54,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:34:54,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:34:54,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:34:54,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:34:54,611 INFO L87 Difference]: Start difference. First operand has 96 states, 68 states have (on average 1.4558823529411764) internal successors, (99), 69 states have internal predecessors, (99), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:34:54,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:34:54,640 INFO L93 Difference]: Finished difference Result 185 states and 317 transitions. [2024-11-18 22:34:54,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:34:54,641 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 170 [2024-11-18 22:34:54,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:34:54,648 INFO L225 Difference]: With dead ends: 185 [2024-11-18 22:34:54,648 INFO L226 Difference]: Without dead ends: 92 [2024-11-18 22:34:54,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:34:54,653 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:34:54,655 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:34:54,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-18 22:34:54,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-18 22:34:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 65 states have (on average 1.4153846153846155) internal successors, (92), 65 states have internal predecessors, (92), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-18 22:34:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 142 transitions. [2024-11-18 22:34:54,695 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 142 transitions. Word has length 170 [2024-11-18 22:34:54,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:34:54,696 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 142 transitions. [2024-11-18 22:34:54,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:34:54,696 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2024-11-18 22:34:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:34:54,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:34:54,699 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:34:54,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-18 22:34:54,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-18 22:34:54,900 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:34:54,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:34:54,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1528999847, now seen corresponding path program 1 times [2024-11-18 22:34:54,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:34:54,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986109061] [2024-11-18 22:34:54,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:34:54,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:34:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:34:55,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:34:55,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:34:55,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986109061] [2024-11-18 22:34:55,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986109061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:34:55,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:34:55,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:34:55,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320477394] [2024-11-18 22:34:55,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:34:55,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:34:55,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:34:55,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:34:55,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:34:55,462 INFO L87 Difference]: Start difference. First operand 92 states and 142 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:34:55,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:34:55,525 INFO L93 Difference]: Finished difference Result 230 states and 353 transitions. [2024-11-18 22:34:55,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:34:55,526 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-18 22:34:55,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:34:55,528 INFO L225 Difference]: With dead ends: 230 [2024-11-18 22:34:55,528 INFO L226 Difference]: Without dead ends: 141 [2024-11-18 22:34:55,529 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:34:55,529 INFO L432 NwaCegarLoop]: 138 mSDtfsCounter, 64 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 402 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:34:55,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 402 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:34:55,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-18 22:34:55,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 137. [2024-11-18 22:34:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 103 states have (on average 1.4368932038834952) internal successors, (148), 104 states have internal predecessors, (148), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-18 22:34:55,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 210 transitions. [2024-11-18 22:34:55,551 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 210 transitions. Word has length 170 [2024-11-18 22:34:55,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:34:55,552 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 210 transitions. [2024-11-18 22:34:55,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:34:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 210 transitions. [2024-11-18 22:34:55,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:34:55,554 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:34:55,554 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:34:55,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 22:34:55,554 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:34:55,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:34:55,555 INFO L85 PathProgramCache]: Analyzing trace with hash 246007515, now seen corresponding path program 1 times [2024-11-18 22:34:55,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:34:55,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961258518] [2024-11-18 22:34:55,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:34:55,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:34:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:00,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:00,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:00,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961258518] [2024-11-18 22:35:00,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961258518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:00,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:00,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-18 22:35:00,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23111805] [2024-11-18 22:35:00,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:00,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-18 22:35:00,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:00,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-18 22:35:00,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-11-18 22:35:00,992 INFO L87 Difference]: Start difference. First operand 137 states and 210 transitions. Second operand has 15 states, 15 states have (on average 3.2) internal successors, (48), 15 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:05,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:05,179 INFO L93 Difference]: Finished difference Result 616 states and 938 transitions. [2024-11-18 22:35:05,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-18 22:35:05,180 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.2) internal successors, (48), 15 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-18 22:35:05,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:05,184 INFO L225 Difference]: With dead ends: 616 [2024-11-18 22:35:05,185 INFO L226 Difference]: Without dead ends: 482 [2024-11-18 22:35:05,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=150, Invalid=552, Unknown=0, NotChecked=0, Total=702 [2024-11-18 22:35:05,187 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 903 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 1322 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 903 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 1400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 1322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:05,187 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [903 Valid, 790 Invalid, 1400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 1322 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-18 22:35:05,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-11-18 22:35:05,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 215. [2024-11-18 22:35:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 154 states have (on average 1.4090909090909092) internal successors, (217), 155 states have internal predecessors, (217), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 22:35:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 329 transitions. [2024-11-18 22:35:05,215 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 329 transitions. Word has length 170 [2024-11-18 22:35:05,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:05,216 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 329 transitions. [2024-11-18 22:35:05,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.2) internal successors, (48), 15 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:05,216 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 329 transitions. [2024-11-18 22:35:05,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:35:05,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:05,218 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:05,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 22:35:05,219 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:05,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:05,219 INFO L85 PathProgramCache]: Analyzing trace with hash -12157923, now seen corresponding path program 1 times [2024-11-18 22:35:05,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:05,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482887205] [2024-11-18 22:35:05,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:05,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:09,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:09,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:09,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482887205] [2024-11-18 22:35:09,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482887205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:09,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:09,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-18 22:35:09,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373977284] [2024-11-18 22:35:09,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:09,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-18 22:35:09,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:09,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-18 22:35:09,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-18 22:35:09,100 INFO L87 Difference]: Start difference. First operand 215 states and 329 transitions. Second operand has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:35:12,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:12,217 INFO L93 Difference]: Finished difference Result 604 states and 922 transitions. [2024-11-18 22:35:12,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-18 22:35:12,218 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 170 [2024-11-18 22:35:12,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:12,220 INFO L225 Difference]: With dead ends: 604 [2024-11-18 22:35:12,221 INFO L226 Difference]: Without dead ends: 470 [2024-11-18 22:35:12,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2024-11-18 22:35:12,223 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 962 mSDsluCounter, 568 mSDsCounter, 0 mSdLazyCounter, 1015 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 669 SdHoareTripleChecker+Invalid, 1127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 1015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:12,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 669 Invalid, 1127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 1015 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-18 22:35:12,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-11-18 22:35:12,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 215. [2024-11-18 22:35:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 154 states have (on average 1.4090909090909092) internal successors, (217), 155 states have internal predecessors, (217), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 22:35:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 329 transitions. [2024-11-18 22:35:12,253 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 329 transitions. Word has length 170 [2024-11-18 22:35:12,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:12,254 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 329 transitions. [2024-11-18 22:35:12,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:35:12,254 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 329 transitions. [2024-11-18 22:35:12,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:35:12,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:12,258 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:12,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 22:35:12,258 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:12,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:12,259 INFO L85 PathProgramCache]: Analyzing trace with hash -765109735, now seen corresponding path program 1 times [2024-11-18 22:35:12,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:12,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613631223] [2024-11-18 22:35:12,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:12,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:13,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:13,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613631223] [2024-11-18 22:35:13,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613631223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:13,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:13,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 22:35:13,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517581996] [2024-11-18 22:35:13,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:13,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 22:35:13,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:13,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 22:35:13,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-18 22:35:13,826 INFO L87 Difference]: Start difference. First operand 215 states and 329 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:15,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:15,029 INFO L93 Difference]: Finished difference Result 558 states and 860 transitions. [2024-11-18 22:35:15,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 22:35:15,030 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2024-11-18 22:35:15,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:15,033 INFO L225 Difference]: With dead ends: 558 [2024-11-18 22:35:15,033 INFO L226 Difference]: Without dead ends: 424 [2024-11-18 22:35:15,034 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2024-11-18 22:35:15,034 INFO L432 NwaCegarLoop]: 103 mSDtfsCounter, 447 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:15,035 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 566 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-18 22:35:15,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-18 22:35:15,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 240. [2024-11-18 22:35:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 179 states have (on average 1.441340782122905) internal successors, (258), 180 states have internal predecessors, (258), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 22:35:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 370 transitions. [2024-11-18 22:35:15,050 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 370 transitions. Word has length 170 [2024-11-18 22:35:15,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:15,051 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 370 transitions. [2024-11-18 22:35:15,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 370 transitions. [2024-11-18 22:35:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 22:35:15,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:15,053 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:15,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 22:35:15,053 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:15,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:15,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1278840773, now seen corresponding path program 1 times [2024-11-18 22:35:15,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:15,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851036421] [2024-11-18 22:35:15,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:15,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:15,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:15,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:15,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851036421] [2024-11-18 22:35:15,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851036421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:15,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:15,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 22:35:15,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057712330] [2024-11-18 22:35:15,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:15,434 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 22:35:15,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:15,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 22:35:15,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-18 22:35:15,435 INFO L87 Difference]: Start difference. First operand 240 states and 370 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:15,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:15,856 INFO L93 Difference]: Finished difference Result 657 states and 1010 transitions. [2024-11-18 22:35:15,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 22:35:15,856 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-18 22:35:15,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:15,859 INFO L225 Difference]: With dead ends: 657 [2024-11-18 22:35:15,861 INFO L226 Difference]: Without dead ends: 523 [2024-11-18 22:35:15,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-18 22:35:15,862 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 316 mSDsluCounter, 901 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1164 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:15,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 1164 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-18 22:35:15,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2024-11-18 22:35:15,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 274. [2024-11-18 22:35:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 213 states have (on average 1.4694835680751173) internal successors, (313), 214 states have internal predecessors, (313), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 22:35:15,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 425 transitions. [2024-11-18 22:35:15,891 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 425 transitions. Word has length 171 [2024-11-18 22:35:15,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:15,892 INFO L471 AbstractCegarLoop]: Abstraction has 274 states and 425 transitions. [2024-11-18 22:35:15,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 425 transitions. [2024-11-18 22:35:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 22:35:15,894 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:15,894 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:15,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 22:35:15,894 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:15,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:15,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1020675335, now seen corresponding path program 1 times [2024-11-18 22:35:15,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:15,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751909122] [2024-11-18 22:35:15,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:15,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:17,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:17,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751909122] [2024-11-18 22:35:17,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751909122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:17,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:17,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-18 22:35:17,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173938563] [2024-11-18 22:35:17,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:17,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-18 22:35:17,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:17,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-18 22:35:17,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-18 22:35:17,275 INFO L87 Difference]: Start difference. First operand 274 states and 425 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:18,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:18,208 INFO L93 Difference]: Finished difference Result 724 states and 1123 transitions. [2024-11-18 22:35:18,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-18 22:35:18,209 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-18 22:35:18,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:18,211 INFO L225 Difference]: With dead ends: 724 [2024-11-18 22:35:18,211 INFO L226 Difference]: Without dead ends: 590 [2024-11-18 22:35:18,212 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-18 22:35:18,213 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 243 mSDsluCounter, 560 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 537 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:18,214 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 690 Invalid, 537 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 22:35:18,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2024-11-18 22:35:18,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 314. [2024-11-18 22:35:18,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 253 states have (on average 1.4940711462450593) internal successors, (378), 254 states have internal predecessors, (378), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-18 22:35:18,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 490 transitions. [2024-11-18 22:35:18,228 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 490 transitions. Word has length 171 [2024-11-18 22:35:18,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:18,229 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 490 transitions. [2024-11-18 22:35:18,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:18,229 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 490 transitions. [2024-11-18 22:35:18,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 22:35:18,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:18,231 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:18,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 22:35:18,233 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:18,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:18,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1144827267, now seen corresponding path program 1 times [2024-11-18 22:35:18,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:18,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696151867] [2024-11-18 22:35:18,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:18,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:18,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:18,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696151867] [2024-11-18 22:35:18,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696151867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:18,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:18,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:35:18,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387379253] [2024-11-18 22:35:18,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:18,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:35:18,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:18,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:35:18,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:35:18,318 INFO L87 Difference]: Start difference. First operand 314 states and 490 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:18,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:18,407 INFO L93 Difference]: Finished difference Result 732 states and 1140 transitions. [2024-11-18 22:35:18,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:35:18,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-18 22:35:18,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:18,410 INFO L225 Difference]: With dead ends: 732 [2024-11-18 22:35:18,410 INFO L226 Difference]: Without dead ends: 552 [2024-11-18 22:35:18,410 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:35:18,411 INFO L432 NwaCegarLoop]: 165 mSDtfsCounter, 138 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:18,411 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 427 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:35:18,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2024-11-18 22:35:18,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 441. [2024-11-18 22:35:18,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 369 states have (on average 1.4878048780487805) internal successors, (549), 372 states have internal predecessors, (549), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 677 transitions. [2024-11-18 22:35:18,427 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 677 transitions. Word has length 171 [2024-11-18 22:35:18,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:18,429 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 677 transitions. [2024-11-18 22:35:18,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:18,429 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 677 transitions. [2024-11-18 22:35:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 22:35:18,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:18,431 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:18,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-18 22:35:18,431 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:18,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:18,432 INFO L85 PathProgramCache]: Analyzing trace with hash -2147292940, now seen corresponding path program 1 times [2024-11-18 22:35:18,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:18,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893993674] [2024-11-18 22:35:18,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:18,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:23,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:23,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:23,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893993674] [2024-11-18 22:35:23,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893993674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:23,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:23,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-18 22:35:23,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900816031] [2024-11-18 22:35:23,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:23,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-18 22:35:23,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:23,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-18 22:35:23,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2024-11-18 22:35:23,295 INFO L87 Difference]: Start difference. First operand 441 states and 677 transitions. Second operand has 17 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 17 states have internal predecessors, (49), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:35:28,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:28,387 INFO L93 Difference]: Finished difference Result 1366 states and 2072 transitions. [2024-11-18 22:35:28,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-18 22:35:28,388 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 17 states have internal predecessors, (49), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 171 [2024-11-18 22:35:28,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:28,392 INFO L225 Difference]: With dead ends: 1366 [2024-11-18 22:35:28,392 INFO L226 Difference]: Without dead ends: 1109 [2024-11-18 22:35:28,393 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=177, Invalid=635, Unknown=0, NotChecked=0, Total=812 [2024-11-18 22:35:28,393 INFO L432 NwaCegarLoop]: 147 mSDtfsCounter, 866 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 866 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 1738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:28,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [866 Valid, 1081 Invalid, 1738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-18 22:35:28,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2024-11-18 22:35:28,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 513. [2024-11-18 22:35:28,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 513 states, 441 states have (on average 1.507936507936508) internal successors, (665), 444 states have internal predecessors, (665), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:28,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 793 transitions. [2024-11-18 22:35:28,417 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 793 transitions. Word has length 171 [2024-11-18 22:35:28,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:28,417 INFO L471 AbstractCegarLoop]: Abstraction has 513 states and 793 transitions. [2024-11-18 22:35:28,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.8823529411764706) internal successors, (49), 17 states have internal predecessors, (49), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:35:28,417 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 793 transitions. [2024-11-18 22:35:28,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-18 22:35:28,419 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:28,419 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:28,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-18 22:35:28,419 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:28,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:28,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1889508918, now seen corresponding path program 1 times [2024-11-18 22:35:28,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:28,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144592968] [2024-11-18 22:35:28,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:28,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:30,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:30,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144592968] [2024-11-18 22:35:30,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144592968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:30,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:30,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-18 22:35:30,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740721787] [2024-11-18 22:35:30,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:30,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 22:35:30,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:30,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 22:35:30,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-18 22:35:30,187 INFO L87 Difference]: Start difference. First operand 513 states and 793 transitions. Second operand has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:31,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:31,391 INFO L93 Difference]: Finished difference Result 1243 states and 1902 transitions. [2024-11-18 22:35:31,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-18 22:35:31,392 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 171 [2024-11-18 22:35:31,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:31,396 INFO L225 Difference]: With dead ends: 1243 [2024-11-18 22:35:31,396 INFO L226 Difference]: Without dead ends: 986 [2024-11-18 22:35:31,397 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2024-11-18 22:35:31,398 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 269 mSDsluCounter, 520 mSDsCounter, 0 mSdLazyCounter, 667 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 612 SdHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:31,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [269 Valid, 612 Invalid, 746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 667 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 22:35:31,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2024-11-18 22:35:31,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 515. [2024-11-18 22:35:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 443 states have (on average 1.507900677200903) internal successors, (668), 446 states have internal predecessors, (668), 64 states have call successors, (64), 7 states have call predecessors, (64), 7 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:31,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 796 transitions. [2024-11-18 22:35:31,425 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 796 transitions. Word has length 171 [2024-11-18 22:35:31,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:31,426 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 796 transitions. [2024-11-18 22:35:31,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.9) internal successors, (49), 10 states have internal predecessors, (49), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:31,426 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 796 transitions. [2024-11-18 22:35:31,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 22:35:31,428 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:31,428 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:31,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-18 22:35:31,428 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:31,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:31,429 INFO L85 PathProgramCache]: Analyzing trace with hash -929825386, now seen corresponding path program 1 times [2024-11-18 22:35:31,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:31,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352812342] [2024-11-18 22:35:31,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:31,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-18 22:35:35,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:35,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352812342] [2024-11-18 22:35:35,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352812342] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:35:35,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867380109] [2024-11-18 22:35:35,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:35,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:35:35,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:35:35,651 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:35:35,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 22:35:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:35,768 INFO L255 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-18 22:35:35,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:35:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-18 22:35:36,023 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:35:36,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-18 22:35:36,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867380109] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 22:35:36,264 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 22:35:36,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9, 6] total 22 [2024-11-18 22:35:36,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770830024] [2024-11-18 22:35:36,264 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 22:35:36,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-18 22:35:36,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:36,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-18 22:35:36,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=400, Unknown=0, NotChecked=0, Total=462 [2024-11-18 22:35:36,266 INFO L87 Difference]: Start difference. First operand 515 states and 796 transitions. Second operand has 22 states, 22 states have (on average 5.7727272727272725) internal successors, (127), 22 states have internal predecessors, (127), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) [2024-11-18 22:35:39,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:39,837 INFO L93 Difference]: Finished difference Result 2529 states and 3740 transitions. [2024-11-18 22:35:39,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-18 22:35:39,838 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.7727272727272725) internal successors, (127), 22 states have internal predecessors, (127), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) Word has length 172 [2024-11-18 22:35:39,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:39,848 INFO L225 Difference]: With dead ends: 2529 [2024-11-18 22:35:39,849 INFO L226 Difference]: Without dead ends: 2126 [2024-11-18 22:35:39,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 343 SyntacticMatches, 2 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2803 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1269, Invalid=7473, Unknown=0, NotChecked=0, Total=8742 [2024-11-18 22:35:39,854 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 3060 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 1993 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3072 SdHoareTripleChecker+Valid, 1657 SdHoareTripleChecker+Invalid, 2536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1993 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:39,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3072 Valid, 1657 Invalid, 2536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1993 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-18 22:35:39,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2024-11-18 22:35:39,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 684. [2024-11-18 22:35:39,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 684 states, 607 states have (on average 1.4398682042833608) internal successors, (874), 610 states have internal predecessors, (874), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 684 states and 1002 transitions. [2024-11-18 22:35:39,900 INFO L78 Accepts]: Start accepts. Automaton has 684 states and 1002 transitions. Word has length 172 [2024-11-18 22:35:39,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:39,901 INFO L471 AbstractCegarLoop]: Abstraction has 684 states and 1002 transitions. [2024-11-18 22:35:39,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.7727272727272725) internal successors, (127), 22 states have internal predecessors, (127), 5 states have call successors, (64), 3 states have call predecessors, (64), 5 states have return successors, (65), 5 states have call predecessors, (65), 5 states have call successors, (65) [2024-11-18 22:35:39,902 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1002 transitions. [2024-11-18 22:35:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 22:35:39,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:39,903 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:39,917 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-18 22:35:40,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-18 22:35:40,104 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:40,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:40,105 INFO L85 PathProgramCache]: Analyzing trace with hash 81291864, now seen corresponding path program 1 times [2024-11-18 22:35:40,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:40,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668432849] [2024-11-18 22:35:40,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:40,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:41,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-18 22:35:41,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:41,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668432849] [2024-11-18 22:35:41,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668432849] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:35:41,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248110059] [2024-11-18 22:35:41,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:41,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:35:41,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:35:41,622 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:35:41,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 22:35:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:41,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-18 22:35:41,739 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:35:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 204 proven. 66 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2024-11-18 22:35:42,184 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:35:42,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-11-18 22:35:42,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248110059] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 22:35:42,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-18 22:35:42,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9] total 22 [2024-11-18 22:35:42,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446305648] [2024-11-18 22:35:42,503 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-18 22:35:42,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-18 22:35:42,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:42,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-18 22:35:42,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2024-11-18 22:35:42,506 INFO L87 Difference]: Start difference. First operand 684 states and 1002 transitions. Second operand has 22 states, 22 states have (on average 5.454545454545454) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (75), 3 states have call predecessors, (75), 6 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) [2024-11-18 22:35:43,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:43,565 INFO L93 Difference]: Finished difference Result 1420 states and 2054 transitions. [2024-11-18 22:35:43,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-18 22:35:43,566 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.454545454545454) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (75), 3 states have call predecessors, (75), 6 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) Word has length 172 [2024-11-18 22:35:43,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:43,570 INFO L225 Difference]: With dead ends: 1420 [2024-11-18 22:35:43,570 INFO L226 Difference]: Without dead ends: 973 [2024-11-18 22:35:43,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=473, Invalid=1879, Unknown=0, NotChecked=0, Total=2352 [2024-11-18 22:35:43,572 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 591 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 1230 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 1087 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:43,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [619 Valid, 1087 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1230 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-18 22:35:43,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-11-18 22:35:43,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 567. [2024-11-18 22:35:43,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 567 states, 490 states have (on average 1.4224489795918367) internal successors, (697), 493 states have internal predecessors, (697), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:43,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 825 transitions. [2024-11-18 22:35:43,605 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 825 transitions. Word has length 172 [2024-11-18 22:35:43,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:43,606 INFO L471 AbstractCegarLoop]: Abstraction has 567 states and 825 transitions. [2024-11-18 22:35:43,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.454545454545454) internal successors, (120), 22 states have internal predecessors, (120), 6 states have call successors, (75), 3 states have call predecessors, (75), 6 states have return successors, (75), 6 states have call predecessors, (75), 6 states have call successors, (75) [2024-11-18 22:35:43,607 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 825 transitions. [2024-11-18 22:35:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 22:35:43,609 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:43,609 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:43,623 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 22:35:43,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:35:43,810 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:43,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:43,810 INFO L85 PathProgramCache]: Analyzing trace with hash 677651176, now seen corresponding path program 1 times [2024-11-18 22:35:43,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:43,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587292172] [2024-11-18 22:35:43,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:43,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:43,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:43,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:43,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587292172] [2024-11-18 22:35:43,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587292172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:43,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:43,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:35:43,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904981748] [2024-11-18 22:35:43,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:43,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 22:35:43,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:43,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 22:35:43,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:35:43,916 INFO L87 Difference]: Start difference. First operand 567 states and 825 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:44,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:44,002 INFO L93 Difference]: Finished difference Result 978 states and 1426 transitions. [2024-11-18 22:35:44,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 22:35:44,002 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 172 [2024-11-18 22:35:44,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:44,004 INFO L225 Difference]: With dead ends: 978 [2024-11-18 22:35:44,004 INFO L226 Difference]: Without dead ends: 581 [2024-11-18 22:35:44,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 22:35:44,005 INFO L432 NwaCegarLoop]: 156 mSDtfsCounter, 59 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:44,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 289 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:35:44,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2024-11-18 22:35:44,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 575. [2024-11-18 22:35:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 498 states have (on average 1.4156626506024097) internal successors, (705), 501 states have internal predecessors, (705), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 833 transitions. [2024-11-18 22:35:44,044 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 833 transitions. Word has length 172 [2024-11-18 22:35:44,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:44,044 INFO L471 AbstractCegarLoop]: Abstraction has 575 states and 833 transitions. [2024-11-18 22:35:44,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 833 transitions. [2024-11-18 22:35:44,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-18 22:35:44,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:44,046 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:44,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-18 22:35:44,046 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:44,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:44,047 INFO L85 PathProgramCache]: Analyzing trace with hash -157194738, now seen corresponding path program 1 times [2024-11-18 22:35:44,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:44,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992056560] [2024-11-18 22:35:44,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:44,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:45,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:35:45,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:45,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992056560] [2024-11-18 22:35:45,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992056560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:35:45,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:35:45,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-18 22:35:45,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571657456] [2024-11-18 22:35:45,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:35:45,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-18 22:35:45,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:45,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-18 22:35:45,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-18 22:35:45,267 INFO L87 Difference]: Start difference. First operand 575 states and 833 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:46,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:35:46,322 INFO L93 Difference]: Finished difference Result 1438 states and 2089 transitions. [2024-11-18 22:35:46,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-18 22:35:46,323 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 172 [2024-11-18 22:35:46,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:35:46,327 INFO L225 Difference]: With dead ends: 1438 [2024-11-18 22:35:46,327 INFO L226 Difference]: Without dead ends: 1085 [2024-11-18 22:35:46,328 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-18 22:35:46,328 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 294 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-18 22:35:46,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 561 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-18 22:35:46,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-11-18 22:35:46,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 573. [2024-11-18 22:35:46,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 496 states have (on average 1.4153225806451613) internal successors, (702), 499 states have internal predecessors, (702), 64 states have call successors, (64), 12 states have call predecessors, (64), 12 states have return successors, (64), 61 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-18 22:35:46,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 830 transitions. [2024-11-18 22:35:46,363 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 830 transitions. Word has length 172 [2024-11-18 22:35:46,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:35:46,363 INFO L471 AbstractCegarLoop]: Abstraction has 573 states and 830 transitions. [2024-11-18 22:35:46,363 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:35:46,363 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 830 transitions. [2024-11-18 22:35:46,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-18 22:35:46,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:35:46,365 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:35:46,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-18 22:35:46,365 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:35:46,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:35:46,365 INFO L85 PathProgramCache]: Analyzing trace with hash 496607426, now seen corresponding path program 1 times [2024-11-18 22:35:46,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:35:46,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455237999] [2024-11-18 22:35:46,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:46,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:35:46,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 22:35:46,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [933511985] [2024-11-18 22:35:46,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:35:46,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:35:46,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:35:46,566 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:35:46,567 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-18 22:35:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:35:46,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-18 22:35:46,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:35:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 602 proven. 159 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2024-11-18 22:35:48,246 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 22:35:50,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 96 proven. 111 refuted. 0 times theorem prover too weak. 993 trivial. 0 not checked. [2024-11-18 22:35:50,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:35:50,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455237999] [2024-11-18 22:35:50,504 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 22:35:50,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933511985] [2024-11-18 22:35:50,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933511985] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 22:35:50,504 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 22:35:50,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 18] total 38 [2024-11-18 22:35:50,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986970094] [2024-11-18 22:35:50,505 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 22:35:50,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-18 22:35:50,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:35:50,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-18 22:35:50,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=293, Invalid=1113, Unknown=0, NotChecked=0, Total=1406 [2024-11-18 22:35:50,506 INFO L87 Difference]: Start difference. First operand 573 states and 830 transitions. Second operand has 38 states, 37 states have (on average 3.2432432432432434) internal successors, (120), 36 states have internal predecessors, (120), 10 states have call successors, (50), 6 states have call predecessors, (50), 11 states have return successors, (50), 8 states have call predecessors, (50), 10 states have call successors, (50) [2024-11-18 22:36:01,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:36:01,442 INFO L93 Difference]: Finished difference Result 2984 states and 4173 transitions. [2024-11-18 22:36:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-11-18 22:36:01,442 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 37 states have (on average 3.2432432432432434) internal successors, (120), 36 states have internal predecessors, (120), 10 states have call successors, (50), 6 states have call predecessors, (50), 11 states have return successors, (50), 8 states have call predecessors, (50), 10 states have call successors, (50) Word has length 173 [2024-11-18 22:36:01,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:36:01,449 INFO L225 Difference]: With dead ends: 2984 [2024-11-18 22:36:01,449 INFO L226 Difference]: Without dead ends: 2506 [2024-11-18 22:36:01,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 453 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4967 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=3320, Invalid=12682, Unknown=0, NotChecked=0, Total=16002 [2024-11-18 22:36:01,455 INFO L432 NwaCegarLoop]: 160 mSDtfsCounter, 3293 mSDsluCounter, 1456 mSDsCounter, 0 mSdLazyCounter, 3129 mSolverCounterSat, 613 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3311 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 3742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 613 IncrementalHoareTripleChecker+Valid, 3129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-18 22:36:01,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3311 Valid, 1616 Invalid, 3742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [613 Valid, 3129 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-11-18 22:36:01,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2024-11-18 22:36:01,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 1159. [2024-11-18 22:36:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 1018 states have (on average 1.3919449901768173) internal successors, (1417), 1024 states have internal predecessors, (1417), 103 states have call successors, (103), 37 states have call predecessors, (103), 37 states have return successors, (103), 97 states have call predecessors, (103), 103 states have call successors, (103) [2024-11-18 22:36:01,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1623 transitions. [2024-11-18 22:36:01,542 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1623 transitions. Word has length 173 [2024-11-18 22:36:01,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:36:01,542 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 1623 transitions. [2024-11-18 22:36:01,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 37 states have (on average 3.2432432432432434) internal successors, (120), 36 states have internal predecessors, (120), 10 states have call successors, (50), 6 states have call predecessors, (50), 11 states have return successors, (50), 8 states have call predecessors, (50), 10 states have call successors, (50) [2024-11-18 22:36:01,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1623 transitions. [2024-11-18 22:36:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-18 22:36:01,544 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:36:01,544 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:36:01,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-18 22:36:01,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-18 22:36:01,745 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:36:01,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:36:01,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1644732866, now seen corresponding path program 1 times [2024-11-18 22:36:01,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:36:01,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025154223] [2024-11-18 22:36:01,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:36:01,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:36:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:36:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-18 22:36:01,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:36:01,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025154223] [2024-11-18 22:36:01,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025154223] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:36:01,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:36:01,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:36:01,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919488695] [2024-11-18 22:36:01,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:36:01,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:36:01,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:36:01,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:36:01,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:36:01,866 INFO L87 Difference]: Start difference. First operand 1159 states and 1623 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:36:02,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:36:02,006 INFO L93 Difference]: Finished difference Result 2957 states and 4145 transitions. [2024-11-18 22:36:02,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:36:02,008 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 173 [2024-11-18 22:36:02,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:36:02,014 INFO L225 Difference]: With dead ends: 2957 [2024-11-18 22:36:02,015 INFO L226 Difference]: Without dead ends: 2066 [2024-11-18 22:36:02,017 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:36:02,017 INFO L432 NwaCegarLoop]: 137 mSDtfsCounter, 75 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:36:02,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 269 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:36:02,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2024-11-18 22:36:02,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 2046. [2024-11-18 22:36:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2046 states, 1800 states have (on average 1.3877777777777778) internal successors, (2498), 1812 states have internal predecessors, (2498), 181 states have call successors, (181), 64 states have call predecessors, (181), 64 states have return successors, (181), 169 states have call predecessors, (181), 181 states have call successors, (181) [2024-11-18 22:36:02,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 2046 states and 2860 transitions. [2024-11-18 22:36:02,196 INFO L78 Accepts]: Start accepts. Automaton has 2046 states and 2860 transitions. Word has length 173 [2024-11-18 22:36:02,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:36:02,196 INFO L471 AbstractCegarLoop]: Abstraction has 2046 states and 2860 transitions. [2024-11-18 22:36:02,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-18 22:36:02,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2860 transitions. [2024-11-18 22:36:02,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-18 22:36:02,198 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:36:02,199 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:36:02,199 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-18 22:36:02,199 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:36:02,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:36:02,199 INFO L85 PathProgramCache]: Analyzing trace with hash 964674496, now seen corresponding path program 1 times [2024-11-18 22:36:02,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:36:02,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942112496] [2024-11-18 22:36:02,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:36:02,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:36:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 22:36:02,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1081001460] [2024-11-18 22:36:02,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:36:02,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:36:02,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:36:02,303 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 22:36:02,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-18 22:36:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:36:02,450 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 22:36:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:36:02,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 22:36:02,609 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 22:36:02,610 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 22:36:02,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-18 22:36:02,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-18 22:36:02,815 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:36:02,914 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 22:36:02,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:36:02 BoogieIcfgContainer [2024-11-18 22:36:02,916 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 22:36:02,917 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 22:36:02,917 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 22:36:02,917 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 22:36:02,917 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:34:53" (3/4) ... [2024-11-18 22:36:02,920 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 22:36:02,921 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 22:36:02,922 INFO L158 Benchmark]: Toolchain (without parser) took 69976.40ms. Allocated memory was 144.7MB in the beginning and 966.8MB in the end (delta: 822.1MB). Free memory was 72.7MB in the beginning and 713.3MB in the end (delta: -640.6MB). Peak memory consumption was 182.7MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,922 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:36:02,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.49ms. Allocated memory was 144.7MB in the beginning and 201.3MB in the end (delta: 56.6MB). Free memory was 72.5MB in the beginning and 162.9MB in the end (delta: -90.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,923 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.91ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 153.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,923 INFO L158 Benchmark]: Boogie Preprocessor took 81.41ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 137.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,924 INFO L158 Benchmark]: RCFGBuilder took 549.55ms. Allocated memory is still 201.3MB. Free memory was 137.7MB in the beginning and 95.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,924 INFO L158 Benchmark]: TraceAbstraction took 68951.29ms. Allocated memory was 201.3MB in the beginning and 966.8MB in the end (delta: 765.5MB). Free memory was 94.7MB in the beginning and 713.3MB in the end (delta: -618.5MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2024-11-18 22:36:02,924 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 966.8MB. Free memory is still 713.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:36:02,928 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 94.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.49ms. Allocated memory was 144.7MB in the beginning and 201.3MB in the end (delta: 56.6MB). Free memory was 72.5MB in the beginning and 162.9MB in the end (delta: -90.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.91ms. Allocated memory is still 201.3MB. Free memory was 162.9MB in the beginning and 153.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.41ms. Allocated memory is still 201.3MB. Free memory was 153.4MB in the beginning and 137.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 549.55ms. Allocated memory is still 201.3MB. Free memory was 137.7MB in the beginning and 95.8MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 68951.29ms. Allocated memory was 201.3MB in the beginning and 966.8MB in the end (delta: 765.5MB). Free memory was 94.7MB in the beginning and 713.3MB in the end (delta: -618.5MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 966.8MB. Free memory is still 713.3MB. 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 193, overapproximation of someUnaryDOUBLEoperation at line 38, overapproximation of someBinaryDOUBLEComparisonOperation at line 193, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -100; [L23] unsigned char var_1_2 = 200; [L24] unsigned char var_1_3 = 100; [L25] unsigned char var_1_4 = 8; [L26] unsigned char var_1_7 = 16; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_12 = 0; [L29] unsigned char var_1_13 = 0; [L30] unsigned char var_1_14 = 0; [L31] unsigned char var_1_15 = 1; [L32] unsigned char var_1_16 = 0; [L33] unsigned short int var_1_17 = 256; [L34] signed short int var_1_19 = -100; [L35] signed short int var_1_20 = 32; [L36] unsigned char var_1_21 = 1; [L37] signed short int var_1_23 = -256; [L38] float var_1_24 = -0.5; [L39] float var_1_25 = 255.8; [L40] float var_1_26 = 31.2; [L41] float var_1_27 = 0.5; [L42] unsigned char var_1_28 = 32; [L43] unsigned char var_1_29 = 64; [L44] unsigned short int var_1_30 = 16; [L45] double var_1_31 = 255.9; [L46] unsigned short int var_1_33 = 39141; [L47] unsigned short int var_1_34 = 52589; [L48] signed long int last_1_var_1_1 = -100; [L49] unsigned char last_1_var_1_7 = 16; [L50] unsigned short int last_1_var_1_17 = 256; [L51] signed short int last_1_var_1_19 = -100; [L52] signed short int last_1_var_1_20 = 32; [L53] signed short int last_1_var_1_23 = -256; [L54] unsigned char last_1_var_1_28 = 32; VAL [isInitial=0, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=200, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_7 = var_1_7 [L186] last_1_var_1_17 = var_1_17 [L187] last_1_var_1_19 = var_1_19 [L188] last_1_var_1_20 = var_1_20 [L189] last_1_var_1_23 = var_1_23 [L190] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=200, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L200] RET updateLastVariables() [L201] CALL updateVariables() [L143] var_1_2 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_2 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L144] RET assume_abort_if_not(var_1_2 >= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_2 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L145] RET assume_abort_if_not(var_1_2 <= 255) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=100, var_1_4=8, var_1_7=16, var_1_9=0] [L146] var_1_3 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_3 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L147] RET assume_abort_if_not(var_1_3 >= 63) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L148] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=8, var_1_7=16, var_1_9=0] [L149] var_1_4 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_7=16, var_1_9=0] [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_7=16, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L151] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L154] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L156] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L157] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L158] var_1_15 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L159] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L160] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=0, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L162] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L163] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_25=1279/5, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L164] var_1_25 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L165] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_26=156/5, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L166] var_1_26 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L167] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_27=1/2, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L168] var_1_27 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L169] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=64, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L171] RET assume_abort_if_not(var_1_29 >= 64) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L172] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_31=2559/10, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L173] var_1_31 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L174] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_31 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L175] RET assume_abort_if_not(var_1_31 != 0.0F) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=39141, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L176] var_1_33 = __VERIFIER_nondet_ushort() [L177] CALL assume_abort_if_not(var_1_33 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L177] RET assume_abort_if_not(var_1_33 >= 32767) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L178] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=52589, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L179] var_1_34 = __VERIFIER_nondet_ushort() [L180] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L180] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_34 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L181] RET assume_abort_if_not(var_1_34 <= 65534) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=-100, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L201] RET updateVariables() [L202] CALL step() [L58] COND FALSE !((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) [L67] var_1_1 = var_1_2 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L69] unsigned char stepLocal_1 = last_1_var_1_28 < (var_1_3 - var_1_4); [L70] signed long int stepLocal_0 = last_1_var_1_28; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_0=32, stepLocal_1=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L71] COND TRUE stepLocal_1 || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1)) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_0=32, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=16, var_1_9=0] [L72] COND TRUE stepLocal_0 >= var_1_4 [L73] var_1_7 = 2 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L80] unsigned char stepLocal_3 = var_1_4; [L81] signed long int stepLocal_2 = last_1_var_1_17; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_2=256, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L82] COND FALSE !(stepLocal_2 < ((((var_1_2) > (var_1_4)) ? (var_1_2) : (var_1_4)))) [L89] var_1_14 = var_1_15 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L91] var_1_24 = (var_1_25 + ((((var_1_26) < (var_1_27)) ? (var_1_26) : (var_1_27)))) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=32, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L92] COND TRUE ! var_1_12 [L93] var_1_28 = ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_29) - var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=16, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L97] COND TRUE (var_1_24 / var_1_31) > var_1_24 [L98] var_1_30 = (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=-100, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L100] var_1_19 = ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_28)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_28))) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L101] EXPR var_1_4 ^ var_1_1 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L101] COND FALSE !(var_1_1 != (var_1_4 ^ var_1_1)) [L110] unsigned char stepLocal_6 = var_1_9; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_6=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=32, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L111] COND TRUE stepLocal_6 || (var_1_28 >= last_1_var_1_20) [L112] var_1_20 = (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) + var_1_4) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L116] unsigned char stepLocal_8 = var_1_28 > var_1_7; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_8=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=-256, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L117] COND TRUE stepLocal_8 || var_1_14 [L118] var_1_23 = (((((var_1_3 + (var_1_2 - var_1_28))) < (var_1_4)) ? ((var_1_3 + (var_1_2 - var_1_28))) : (var_1_4))) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L122] unsigned char stepLocal_7 = ((((var_1_23) > (var_1_19)) ? (var_1_23) : (var_1_19))) <= 0; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_7=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L123] COND FALSE !(stepLocal_7 && var_1_13) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L128] signed short int stepLocal_5 = var_1_23; [L129] unsigned char stepLocal_4 = var_1_12; VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_4=0, stepLocal_5=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L130] COND FALSE !((var_1_28 / (2571661009u - var_1_2)) != stepLocal_5) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_4=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=256, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L135] COND TRUE \read(var_1_21) [L136] var_1_17 = var_1_7 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, stepLocal_3=0, stepLocal_4=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR ((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L193] EXPR var_1_4 ^ var_1_1 VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L193] EXPR ((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L193-L194] return (((((((((((((var_1_2 - (var_1_3 - var_1_4)) == last_1_var_1_7) ? (((var_1_3 + last_1_var_1_7) >= (var_1_4 / var_1_2)) ? ((last_1_var_1_7 > var_1_4) ? (var_1_1 == ((signed long int) (var_1_4 + last_1_var_1_20))) : (var_1_1 == ((signed long int) var_1_2))) : 1) : (var_1_1 == ((signed long int) var_1_2))) && (((last_1_var_1_28 < (var_1_3 - var_1_4)) || (last_1_var_1_23 > (last_1_var_1_19 * last_1_var_1_1))) ? ((last_1_var_1_28 >= var_1_4) ? (var_1_7 == ((unsigned char) 2)) : (var_1_7 == ((unsigned char) var_1_4))) : (var_1_7 == ((unsigned char) var_1_3)))) && ((var_1_1 != (var_1_4 ^ var_1_1)) ? (var_1_14 ? (var_1_14 ? (var_1_9 == ((unsigned char) (var_1_12 || (! (! var_1_13))))) : 1) : (var_1_9 == ((unsigned char) var_1_13))) : 1)) && ((last_1_var_1_17 < ((((var_1_2) > (var_1_4)) ? (var_1_2) : (var_1_4)))) ? ((var_1_4 >= last_1_var_1_19) ? (var_1_14 == ((unsigned char) var_1_12)) : (var_1_14 == ((unsigned char) (var_1_15 && var_1_16)))) : (var_1_14 == ((unsigned char) var_1_15)))) && (((var_1_28 / (2571661009u - var_1_2)) != var_1_23) ? ((var_1_12 && var_1_21) ? (var_1_17 == ((unsigned short int) 2)) : 1) : (var_1_21 ? (var_1_17 == ((unsigned short int) var_1_7)) : (var_1_17 == ((unsigned short int) var_1_2))))) && (var_1_19 == ((signed short int) ((((((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) < (var_1_28)) ? (((((var_1_3) < (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_28)))))) && ((var_1_9 || (var_1_28 >= last_1_var_1_20)) ? (var_1_20 == ((signed short int) (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) + var_1_4))) : (var_1_20 == ((signed short int) (var_1_4 - (((((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3))) < 0 ) ? -((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3))) : ((((last_1_var_1_20) > (var_1_3)) ? (last_1_var_1_20) : (var_1_3)))))))))) && (((((((var_1_23) > (var_1_19)) ? (var_1_23) : (var_1_19))) <= 0) && var_1_13) ? (var_1_14 ? (var_1_21 == ((unsigned char) var_1_16)) : 1) : 1)) && (((var_1_28 > var_1_7) || var_1_14) ? (var_1_23 == ((signed short int) (((((var_1_3 + (var_1_2 - var_1_28))) < (var_1_4)) ? ((var_1_3 + (var_1_2 - var_1_28))) : (var_1_4))))) : (var_1_23 == ((signed short int) (var_1_2 - var_1_28))))) && (var_1_24 == ((float) (var_1_25 + ((((var_1_26) < (var_1_27)) ? (var_1_26) : (var_1_27))))))) && ((! var_1_12) ? (var_1_28 == ((unsigned char) ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) + var_1_29) - var_1_4))) : (var_1_28 == ((unsigned char) ((((((((var_1_29) < (var_1_4)) ? (var_1_29) : (var_1_4)))) > (var_1_3)) ? (((((var_1_29) < (var_1_4)) ? (var_1_29) : (var_1_4)))) : (var_1_3))))))) && (((var_1_24 / var_1_31) > var_1_24) ? (var_1_30 == ((unsigned short int) (((((var_1_33) > (var_1_34)) ? (var_1_33) : (var_1_34))) - var_1_4))) : 1) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_17=256, last_1_var_1_19=-100, last_1_var_1_1=-100, last_1_var_1_20=32, last_1_var_1_23=-256, last_1_var_1_28=32, last_1_var_1_7=16, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=2, var_1_19=0, var_1_1=127, var_1_20=127, var_1_21=1, var_1_23=0, var_1_28=254, var_1_29=895, var_1_2=127, var_1_30=32768, var_1_33=32767, var_1_34=32768, var_1_3=-897, var_1_4=0, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 68.8s, OverallIterations: 17, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 33.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11638 SdHoareTripleChecker+Valid, 19.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11580 mSDsluCounter, 12022 SdHoareTripleChecker+Invalid, 17.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9829 mSDsCounter, 1860 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13104 IncrementalHoareTripleChecker+Invalid, 14964 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1860 mSolverCounterUnsat, 2193 mSDtfsCounter, 13104 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1637 GetRequests, 1231 SyntacticMatches, 3 SemanticMatches, 403 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8575 ImplicationChecksByTransitivity, 18.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2046occurred in iteration=16, InterpolantAutomatonStates: 322, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 16 MinimizatonAttempts, 6146 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 27.1s InterpolantComputationTime, 3772 NumberOfCodeBlocks, 3772 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3748 ConstructedInterpolants, 0 QuantifiedInterpolants, 38932 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1675 ConjunctsInSsa, 64 ConjunctsInUnsatCore, 22 InterpolantComputations, 13 PerfectInterpolantSequences, 25698/26400 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 [2024-11-18 22:36:03,143 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-18 22:36:03,189 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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/11.0.12-open/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 ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.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 3acf5bb1790d9b138c6c0c5b597980df4579e90442c07b1f46b433fc4941b9a8 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:36:04,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:36:04,907 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 22:36:04,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:36:04,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:36:04,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:36:04,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:36:04,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:36:04,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:36:04,943 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:36:04,944 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:36:04,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:36:04,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:36:04,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:36:04,947 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:36:04,947 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:36:04,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:36:04,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:36:04,948 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:36:04,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:36:04,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:36:04,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:36:04,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:36:04,949 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 22:36:04,950 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 22:36:04,950 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:36:04,950 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 22:36:04,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:36:04,951 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:36:04,951 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:36:04,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:36:04,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:36:04,952 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:36:04,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:36:04,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:36:04,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:36:04,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:36:04,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:36:04,954 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 22:36:04,954 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 22:36:04,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:36:04,954 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:36:04,955 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:36:04,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:36:04,955 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3acf5bb1790d9b138c6c0c5b597980df4579e90442c07b1f46b433fc4941b9a8 [2024-11-18 22:36:05,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:36:05,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:36:05,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:36:05,247 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:36:05,247 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:36:05,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i [2024-11-18 22:36:06,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:36:06,666 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:36:06,667 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i [2024-11-18 22:36:06,674 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa3c65228/8431b5bd061645c4ab29aa20dfd6073a/FLAGe80792e2d [2024-11-18 22:36:07,050 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa3c65228/8431b5bd061645c4ab29aa20dfd6073a [2024-11-18 22:36:07,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:36:07,053 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:36:07,054 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:36:07,054 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:36:07,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:36:07,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,062 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77284588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07, skipping insertion in model container [2024-11-18 22:36:07,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,094 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:36:07,292 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i[916,929] [2024-11-18 22:36:07,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:36:07,389 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:36:07,402 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-53.i[916,929] [2024-11-18 22:36:07,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:36:07,469 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:36:07,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07 WrapperNode [2024-11-18 22:36:07,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:36:07,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:36:07,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:36:07,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:36:07,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,530 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 193 [2024-11-18 22:36:07,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:36:07,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:36:07,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:36:07,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:36:07,541 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,547 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,564 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]. [2024-11-18 22:36:07,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:36:07,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:36:07,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:36:07,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:36:07,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:36:07" (1/1) ... [2024-11-18 22:36:07,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:36:07,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:36:07,616 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) [2024-11-18 22:36:07,618 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 [2024-11-18 22:36:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:36:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 22:36:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:36:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:36:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:36:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:36:07,727 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:36:07,729 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation