./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.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_100-1loop_file-99.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 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:29:34,228 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:29:34,279 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 22:29:34,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:29:34,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:29:34,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:29:34,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:29:34,308 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:29:34,309 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:29:34,310 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:29:34,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:29:34,310 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:29:34,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:29:34,311 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:29:34,311 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:29:34,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:29:34,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:29:34,313 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:29:34,313 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 22:29:34,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:29:34,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:29:34,314 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:29:34,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:29:34,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:29:34,315 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:29:34,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:29:34,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:34,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:29:34,319 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:29:34,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:29:34,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:29:34,320 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 [2024-11-18 22:29:34,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:29:34,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:29:34,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:29:34,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:29:34,581 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:29:34,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:35,915 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:29:36,117 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:29:36,117 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:36,132 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4b05aba/cb55258bbdcc4cd0a83aa0e5b52da920/FLAG13ddc23ed [2024-11-18 22:29:36,152 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b4b05aba/cb55258bbdcc4cd0a83aa0e5b52da920 [2024-11-18 22:29:36,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:29:36,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:29:36,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:36,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:29:36,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:29:36,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@444f8e01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36, skipping insertion in model container [2024-11-18 22:29:36,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,202 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:29:36,347 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_100-1loop_file-99.i[916,929] [2024-11-18 22:29:36,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:36,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:29:36,458 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_100-1loop_file-99.i[916,929] [2024-11-18 22:29:36,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:36,516 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:29:36,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36 WrapperNode [2024-11-18 22:29:36,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:36,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:36,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:29:36,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:29:36,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,618 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-11-18 22:29:36,619 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:36,620 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:29:36,620 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:29:36,620 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:29:36,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,637 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,666 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 22:29:36,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:29:36,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:29:36,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:29:36,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:29:36,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (1/1) ... [2024-11-18 22:29:36,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:36,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:29:36,737 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 22:29:36,740 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 22:29:36,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:29:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:29:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:29:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 22:29:36,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:29:36,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:29:36,844 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:29:36,845 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:29:37,225 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-18 22:29:37,226 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:29:37,244 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:29:37,244 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:29:37,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:37 BoogieIcfgContainer [2024-11-18 22:29:37,244 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:29:37,246 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:29:37,247 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:29:37,250 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:29:37,250 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:29:36" (1/3) ... [2024-11-18 22:29:37,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23f7dd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:37, skipping insertion in model container [2024-11-18 22:29:37,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:36" (2/3) ... [2024-11-18 22:29:37,252 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23f7dd7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:37, skipping insertion in model container [2024-11-18 22:29:37,252 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:37" (3/3) ... [2024-11-18 22:29:37,253 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:37,269 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:29:37,269 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:29:37,329 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:29:37,336 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;@19b09218, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:29:37,336 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:29:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 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 22:29:37,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 22:29:37,352 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:37,352 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] [2024-11-18 22:29:37,353 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:37,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:37,357 INFO L85 PathProgramCache]: Analyzing trace with hash 730087859, now seen corresponding path program 1 times [2024-11-18 22:29:37,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:37,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524350070] [2024-11-18 22:29:37,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:37,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:37,714 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 22:29:37,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:37,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524350070] [2024-11-18 22:29:37,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524350070] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 22:29:37,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384730514] [2024-11-18 22:29:37,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:37,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 22:29:37,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:29:37,721 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 22:29:37,723 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 22:29:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:37,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:29:37,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:37,974 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 22:29:37,975 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:37,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384730514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:37,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 22:29:37,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 22:29:37,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575849860] [2024-11-18 22:29:37,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:37,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:29:37,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:38,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:29:38,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:29:38,010 INFO L87 Difference]: Start difference. First operand has 90 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 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 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 22:29:38,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:38,038 INFO L93 Difference]: Finished difference Result 177 states and 304 transitions. [2024-11-18 22:29:38,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:29:38,040 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 165 [2024-11-18 22:29:38,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:38,048 INFO L225 Difference]: With dead ends: 177 [2024-11-18 22:29:38,048 INFO L226 Difference]: Without dead ends: 86 [2024-11-18 22:29:38,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 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 22:29:38,053 INFO L432 NwaCegarLoop]: 137 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, 137 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 22:29:38,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:38,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-18 22:29:38,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-18 22:29:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 59 states have internal predecessors, (83), 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 22:29:38,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 133 transitions. [2024-11-18 22:29:38,091 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 133 transitions. Word has length 165 [2024-11-18 22:29:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:38,092 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 133 transitions. [2024-11-18 22:29:38,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 22:29:38,092 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2024-11-18 22:29:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 22:29:38,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:38,095 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] [2024-11-18 22:29:38,108 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 22:29:38,296 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 22:29:38,297 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:38,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:38,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1036199305, now seen corresponding path program 1 times [2024-11-18 22:29:38,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:38,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504686272] [2024-11-18 22:29:38,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:38,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:38,795 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 22:29:38,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:38,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504686272] [2024-11-18 22:29:38,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504686272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:38,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:38,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:29:38,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881347536] [2024-11-18 22:29:38,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:38,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:29:38,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:38,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:29:38,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:38,799 INFO L87 Difference]: Start difference. First operand 86 states and 133 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 22:29:38,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:38,843 INFO L93 Difference]: Finished difference Result 252 states and 393 transitions. [2024-11-18 22:29:38,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:29:38,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 166 [2024-11-18 22:29:38,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:38,846 INFO L225 Difference]: With dead ends: 252 [2024-11-18 22:29:38,847 INFO L226 Difference]: Without dead ends: 169 [2024-11-18 22:29:38,847 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 22:29:38,848 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 71 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:38,849 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 261 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:38,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-18 22:29:38,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2024-11-18 22:29:38,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 114 states have (on average 1.4035087719298245) internal successors, (160), 114 states have internal predecessors, (160), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-18 22:29:38,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 260 transitions. [2024-11-18 22:29:38,871 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 260 transitions. Word has length 166 [2024-11-18 22:29:38,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:38,872 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 260 transitions. [2024-11-18 22:29:38,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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 22:29:38,872 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 260 transitions. [2024-11-18 22:29:38,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-18 22:29:38,874 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:38,874 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] [2024-11-18 22:29:38,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 22:29:38,875 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:38,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:38,875 INFO L85 PathProgramCache]: Analyzing trace with hash -3320245, now seen corresponding path program 1 times [2024-11-18 22:29:38,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:38,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535117576] [2024-11-18 22:29:38,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:38,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:39,373 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 22:29:39,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:39,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535117576] [2024-11-18 22:29:39,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535117576] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:39,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:39,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 22:29:39,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907337400] [2024-11-18 22:29:39,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:39,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:39,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:39,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:39,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:39,381 INFO L87 Difference]: Start difference. First operand 167 states and 260 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (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 22:29:39,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:39,667 INFO L93 Difference]: Finished difference Result 438 states and 682 transitions. [2024-11-18 22:29:39,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:39,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (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 167 [2024-11-18 22:29:39,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:39,675 INFO L225 Difference]: With dead ends: 438 [2024-11-18 22:29:39,676 INFO L226 Difference]: Without dead ends: 274 [2024-11-18 22:29:39,677 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:39,681 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 103 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:39,682 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 452 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 22:29:39,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-18 22:29:39,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 214. [2024-11-18 22:29:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 135 states have (on average 1.3407407407407408) internal successors, (181), 135 states have internal predecessors, (181), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-18 22:29:39,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 331 transitions. [2024-11-18 22:29:39,716 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 331 transitions. Word has length 167 [2024-11-18 22:29:39,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:39,716 INFO L471 AbstractCegarLoop]: Abstraction has 214 states and 331 transitions. [2024-11-18 22:29:39,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (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 22:29:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 331 transitions. [2024-11-18 22:29:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 22:29:39,718 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:39,719 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] [2024-11-18 22:29:39,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 22:29:39,719 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:39,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:39,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1091336268, now seen corresponding path program 1 times [2024-11-18 22:29:39,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:39,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699987287] [2024-11-18 22:29:39,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:39,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:39,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:39,880 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 22:29:39,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:39,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699987287] [2024-11-18 22:29:39,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699987287] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:39,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:39,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 22:29:39,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320160426] [2024-11-18 22:29:39,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:39,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:39,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:39,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:39,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:39,886 INFO L87 Difference]: Start difference. First operand 214 states and 331 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (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 22:29:40,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:40,032 INFO L93 Difference]: Finished difference Result 438 states and 681 transitions. [2024-11-18 22:29:40,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:40,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (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 168 [2024-11-18 22:29:40,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:40,035 INFO L225 Difference]: With dead ends: 438 [2024-11-18 22:29:40,036 INFO L226 Difference]: Without dead ends: 274 [2024-11-18 22:29:40,037 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:40,039 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 101 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:40,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 507 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:29:40,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-18 22:29:40,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 215. [2024-11-18 22:29:40,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 136 states have (on average 1.338235294117647) internal successors, (182), 136 states have internal predecessors, (182), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-18 22:29:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 332 transitions. [2024-11-18 22:29:40,061 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 332 transitions. Word has length 168 [2024-11-18 22:29:40,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:40,062 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 332 transitions. [2024-11-18 22:29:40,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (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 22:29:40,062 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2024-11-18 22:29:40,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 22:29:40,064 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:40,064 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] [2024-11-18 22:29:40,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 22:29:40,065 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:40,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:40,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1144948950, now seen corresponding path program 1 times [2024-11-18 22:29:40,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:40,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156927173] [2024-11-18 22:29:40,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:40,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:40,430 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 22:29:40,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:40,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156927173] [2024-11-18 22:29:40,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156927173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:40,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:40,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-18 22:29:40,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839463997] [2024-11-18 22:29:40,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:40,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:40,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:40,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:40,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:40,436 INFO L87 Difference]: Start difference. First operand 215 states and 332 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 22:29:40,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:40,626 INFO L93 Difference]: Finished difference Result 438 states and 680 transitions. [2024-11-18 22:29:40,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:40,627 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 169 [2024-11-18 22:29:40,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:40,629 INFO L225 Difference]: With dead ends: 438 [2024-11-18 22:29:40,629 INFO L226 Difference]: Without dead ends: 274 [2024-11-18 22:29:40,630 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:40,631 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 85 mSDsluCounter, 313 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:40,631 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 440 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 22:29:40,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-18 22:29:40,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 216. [2024-11-18 22:29:40,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 137 states have (on average 1.3357664233576643) internal successors, (183), 137 states have internal predecessors, (183), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-18 22:29:40,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 333 transitions. [2024-11-18 22:29:40,653 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 333 transitions. Word has length 169 [2024-11-18 22:29:40,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:40,653 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 333 transitions. [2024-11-18 22:29:40,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 22:29:40,654 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 333 transitions. [2024-11-18 22:29:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 22:29:40,655 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:40,655 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] [2024-11-18 22:29:40,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 22:29:40,655 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:40,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:40,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1363803668, now seen corresponding path program 1 times [2024-11-18 22:29:40,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:40,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231548058] [2024-11-18 22:29:40,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:40,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:40,909 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 22:29:40,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 22:29:40,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231548058] [2024-11-18 22:29:40,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231548058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:40,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:40,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 22:29:40,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255081312] [2024-11-18 22:29:40,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:40,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:29:40,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 22:29:40,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:29:40,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:40,911 INFO L87 Difference]: Start difference. First operand 216 states and 333 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 22:29:40,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:40,951 INFO L93 Difference]: Finished difference Result 380 states and 590 transitions. [2024-11-18 22:29:40,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:29:40,951 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 169 [2024-11-18 22:29:40,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:40,953 INFO L225 Difference]: With dead ends: 380 [2024-11-18 22:29:40,953 INFO L226 Difference]: Without dead ends: 216 [2024-11-18 22:29:40,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:40,954 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:40,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 242 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:40,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2024-11-18 22:29:40,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2024-11-18 22:29:40,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 137 states have (on average 1.3211678832116789) internal successors, (181), 137 states have internal predecessors, (181), 75 states have call successors, (75), 3 states have call predecessors, (75), 3 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-18 22:29:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 331 transitions. [2024-11-18 22:29:40,972 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 331 transitions. Word has length 169 [2024-11-18 22:29:40,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:40,973 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 331 transitions. [2024-11-18 22:29:40,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 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 22:29:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 331 transitions. [2024-11-18 22:29:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:29:40,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:40,975 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 22:29:40,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 22:29:40,975 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:40,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:40,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1364040876, now seen corresponding path program 1 times [2024-11-18 22:29:40,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 22:29:40,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733939670] [2024-11-18 22:29:40,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:40,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 22:29:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:29:41,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 22:29:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 22:29:41,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 22:29:41,286 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 22:29:41,287 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 22:29:41,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-18 22:29:41,291 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-11-18 22:29:41,398 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 22:29:41,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:29:41 BoogieIcfgContainer [2024-11-18 22:29:41,402 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 22:29:41,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 22:29:41,403 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 22:29:41,403 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 22:29:41,403 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:37" (3/4) ... [2024-11-18 22:29:41,406 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 22:29:41,407 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 22:29:41,407 INFO L158 Benchmark]: Toolchain (without parser) took 5250.30ms. Allocated memory was 174.1MB in the beginning and 310.4MB in the end (delta: 136.3MB). Free memory was 105.7MB in the beginning and 249.1MB in the end (delta: -143.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:29:41,408 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:29:41,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.36ms. Allocated memory is still 174.1MB. Free memory was 105.5MB in the beginning and 86.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-18 22:29:41,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.96ms. Allocated memory is still 174.1MB. Free memory was 86.3MB in the beginning and 141.1MB in the end (delta: -54.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-18 22:29:41,408 INFO L158 Benchmark]: Boogie Preprocessor took 85.27ms. Allocated memory is still 174.1MB. Free memory was 141.1MB in the beginning and 129.2MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-18 22:29:41,409 INFO L158 Benchmark]: RCFGBuilder took 539.03ms. Allocated memory is still 174.1MB. Free memory was 129.2MB in the beginning and 96.4MB in the end (delta: 32.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-18 22:29:41,409 INFO L158 Benchmark]: TraceAbstraction took 4156.16ms. Allocated memory was 174.1MB in the beginning and 310.4MB in the end (delta: 136.3MB). Free memory was 95.7MB in the beginning and 249.1MB in the end (delta: -153.4MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. [2024-11-18 22:29:41,409 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 310.4MB. Free memory is still 249.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 22:29:41,410 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.36ms. Allocated memory is still 174.1MB. Free memory was 105.5MB in the beginning and 86.5MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.96ms. Allocated memory is still 174.1MB. Free memory was 86.3MB in the beginning and 141.1MB in the end (delta: -54.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.27ms. Allocated memory is still 174.1MB. Free memory was 141.1MB in the beginning and 129.2MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 539.03ms. Allocated memory is still 174.1MB. Free memory was 129.2MB in the beginning and 96.4MB in the end (delta: 32.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 4156.16ms. Allocated memory was 174.1MB in the beginning and 310.4MB in the end (delta: 136.3MB). Free memory was 95.7MB in the beginning and 249.1MB in the end (delta: -153.4MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 310.4MB. Free memory is still 249.1MB. 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 215. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 8; [L23] unsigned char var_1_4 = 200; [L24] unsigned char var_1_5 = 0; [L25] unsigned long int var_1_6 = 1000000; [L26] signed short int var_1_7 = -1; [L27] unsigned char var_1_8 = 1; [L28] unsigned char var_1_9 = 0; [L29] signed short int var_1_10 = 128; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_14 = 128; [L32] unsigned char var_1_15 = 25; [L33] unsigned char var_1_16 = 1; [L34] float var_1_17 = 1.25; [L35] float var_1_18 = 3.5; [L36] float var_1_19 = 127.45; [L37] float var_1_20 = 1.5; [L38] float var_1_21 = 24.4; [L39] float var_1_22 = 0.8; [L40] unsigned char var_1_23 = 4; [L41] unsigned char var_1_24 = 0; [L42] unsigned char var_1_25 = 8; [L43] unsigned char var_1_26 = 64; [L44] signed short int var_1_27 = 256; [L45] unsigned char var_1_28 = 1; [L46] unsigned char var_1_30 = 0; [L47] unsigned char var_1_31 = 0; [L48] unsigned char last_1_var_1_1 = 8; [L49] unsigned long int last_1_var_1_6 = 1000000; [L50] signed short int last_1_var_1_7 = -1; [L51] unsigned char last_1_var_1_12 = 1; [L52] float last_1_var_1_17 = 1.25; [L53] unsigned char last_1_var_1_23 = 4; [L54] unsigned char last_1_var_1_25 = 8; [L55] unsigned char last_1_var_1_28 = 1; VAL [isInitial=0, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=200, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L219] isInitial = 1 [L220] FCALL initially() [L221] int k_loop; [L222] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=200, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L222] COND TRUE k_loop < 1 [L223] CALL updateLastVariables() [L205] last_1_var_1_1 = var_1_1 [L206] last_1_var_1_6 = var_1_6 [L207] last_1_var_1_7 = var_1_7 [L208] last_1_var_1_12 = var_1_12 [L209] last_1_var_1_17 = var_1_17 [L210] last_1_var_1_23 = var_1_23 [L211] last_1_var_1_25 = var_1_25 [L212] last_1_var_1_28 = var_1_28 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=200, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L223] RET updateLastVariables() [L224] CALL updateVariables() [L163] var_1_4 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L164] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L165] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L165] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=0, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L166] var_1_5 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L167] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L168] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L169] var_1_9 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L170] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L171] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=128, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L172] var_1_14 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_14 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L173] RET assume_abort_if_not(var_1_14 >= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L174] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=25, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L175] var_1_15 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L176] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L177] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=1, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L178] var_1_16 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L179] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L180] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_18=7/2, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L181] var_1_18 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L182] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_19=2549/20, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L183] var_1_19 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L184] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_20=3/2, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L185] var_1_20 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L186] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_21=122/5, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L187] var_1_21 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L188] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_22=4/5, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L189] var_1_22 = __VERIFIER_nondet_float() [L190] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L190] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L191] var_1_24 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L192] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L193] CALL assume_abort_if_not(var_1_24 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L193] RET assume_abort_if_not(var_1_24 <= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=64, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L194] var_1_26 = __VERIFIER_nondet_uchar() [L195] CALL assume_abort_if_not(var_1_26 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L195] RET assume_abort_if_not(var_1_26 >= 63) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L196] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L196] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L197] var_1_30 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L198] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L199] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L199] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=0, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L200] var_1_31 = __VERIFIER_nondet_uchar() [L201] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L201] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L202] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L202] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L224] RET updateVariables() [L225] CALL step() [L59] signed long int stepLocal_5 = last_1_var_1_7; [L60] signed long int stepLocal_4 = last_1_var_1_7; [L61] signed long int stepLocal_3 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_4=-1, stepLocal_5=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L62] COND TRUE stepLocal_4 > last_1_var_1_6 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, stepLocal_5=-1, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L63] COND TRUE stepLocal_5 < last_1_var_1_25 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_3=8, var_1_10=128, var_1_12=1, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L64] COND FALSE !(stepLocal_3 <= last_1_var_1_12) [L67] var_1_12 = (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=1, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L73] COND FALSE !(last_1_var_1_25 < last_1_var_1_1) [L80] var_1_28 = var_1_31 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=8, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L82] COND FALSE !(var_1_21 != var_1_19) [L89] var_1_25 = (var_1_14 - (var_1_26 - var_1_24)) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L91] unsigned char stepLocal_0 = ! var_1_28; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_0=0, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L92] COND FALSE !(stepLocal_0 && var_1_28) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=8, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L95] COND TRUE \read(var_1_28) [L96] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=-1, var_1_8=1, var_1_9=0] [L101] var_1_7 = var_1_5 [L102] unsigned char stepLocal_2 = var_1_12; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_2=0, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=1, var_1_9=0] [L103] COND TRUE stepLocal_2 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12))) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=1, var_1_9=0] [L104] COND TRUE ! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4)))) [L105] var_1_8 = var_1_9 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L108] COND FALSE !(var_1_12 < var_1_12) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=128, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L111] COND TRUE \read(var_1_28) [L112] var_1_10 = var_1_4 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L117] unsigned char stepLocal_10 = var_1_9; [L118] signed short int stepLocal_9 = var_1_10; [L119] unsigned char stepLocal_8 = var_1_15; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=256, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L120] COND TRUE \read(var_1_28) [L121] var_1_27 = var_1_5 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L135] unsigned char stepLocal_1 = var_1_4 > 2; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=1000000, var_1_7=0, var_1_8=0, var_1_9=0] [L136] COND TRUE \read(var_1_28) [L137] var_1_6 = (var_1_4 + var_1_27) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L143] signed short int stepLocal_7 = var_1_27; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_7=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L144] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_7=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L151] signed short int stepLocal_6 = var_1_10; VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_6=127, stepLocal_7=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=5/4, var_1_1=256, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L152] COND FALSE !(\read(var_1_8)) [L159] var_1_17 = var_1_21 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, stepLocal_10=0, stepLocal_1=1, stepLocal_6=127, stepLocal_7=0, stepLocal_8=127, stepLocal_9=127, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=256, var_1_21=1000005, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L225] RET step() [L226] CALL, EXPR property() [L215-L216] return ((((((((((((! var_1_28) && var_1_28) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : (var_1_28 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) 1)))) && (var_1_28 ? (var_1_6 == ((unsigned long int) (var_1_4 + var_1_27))) : (((var_1_4 > 2) && var_1_8) ? (var_1_6 == ((unsigned long int) ((((var_1_27) > (var_1_4)) ? (var_1_27) : (var_1_4))))) : 1))) && (var_1_7 == ((signed short int) var_1_5))) && ((var_1_12 == ((((var_1_7) > (var_1_12)) ? (var_1_7) : (var_1_12)))) ? ((! (var_1_12 > ((((var_1_7) < (var_1_4)) ? (var_1_7) : (var_1_4))))) ? (var_1_8 == ((unsigned char) var_1_9)) : 1) : 1)) && ((var_1_12 < var_1_12) ? (var_1_10 == ((signed short int) (var_1_25 - ((((var_1_5) < (16)) ? (var_1_5) : (16)))))) : (var_1_28 ? (var_1_10 == ((signed short int) var_1_4)) : (var_1_10 == ((signed short int) var_1_25))))) && ((last_1_var_1_7 > last_1_var_1_6) ? ((last_1_var_1_7 < last_1_var_1_25) ? ((last_1_var_1_1 <= last_1_var_1_12) ? (var_1_12 == ((unsigned char) (((((var_1_4) < (var_1_14)) ? (var_1_4) : (var_1_14))) - var_1_5))) : (var_1_12 == ((unsigned char) (((((var_1_5) < (var_1_15)) ? (var_1_5) : (var_1_15))) + var_1_16)))) : (var_1_12 == ((unsigned char) var_1_16))) : 1)) && (var_1_8 ? ((var_1_10 <= var_1_23) ? (var_1_17 == ((float) ((((((1.0000000000000012E14f + var_1_18)) < (var_1_19)) ? ((1.0000000000000012E14f + var_1_18)) : (var_1_19))) + var_1_20))) : (var_1_17 == ((float) (var_1_21 - var_1_22)))) : (var_1_17 == ((float) var_1_21)))) && (var_1_8 ? ((var_1_27 <= last_1_var_1_23) ? (var_1_23 == ((unsigned char) 10)) : (var_1_23 == ((unsigned char) ((200 - var_1_24) - 64)))) : 1)) && ((var_1_21 != var_1_19) ? (var_1_28 ? (var_1_25 == ((unsigned char) ((((var_1_24) < (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) ? (var_1_24) : (((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16)))))))) : (var_1_25 == ((unsigned char) ((((4) > (var_1_5)) ? (4) : (var_1_5)))))) : (var_1_25 == ((unsigned char) (var_1_14 - (var_1_26 - var_1_24)))))) && (var_1_28 ? (var_1_27 == ((signed short int) var_1_5)) : (var_1_28 ? ((var_1_10 <= var_1_15) ? (var_1_27 == ((signed short int) -10)) : 1) : ((var_1_10 <= (var_1_4 - var_1_5)) ? ((var_1_9 || (var_1_19 < var_1_20)) ? (var_1_27 == ((signed short int) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + ((((var_1_14) > (var_1_10)) ? (var_1_14) : (var_1_10)))))) : 1) : 1)))) && ((last_1_var_1_25 < last_1_var_1_1) ? (((- last_1_var_1_17) < ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22)))) ? (var_1_28 == ((unsigned char) ((last_1_var_1_28 || var_1_9) && var_1_30))) : (var_1_28 == ((unsigned char) var_1_30))) : (var_1_28 == ((unsigned char) var_1_31))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=256, var_1_21=1000005, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=256, var_1_21=1000005, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_17=5/4, last_1_var_1_1=8, last_1_var_1_23=4, last_1_var_1_25=8, last_1_var_1_28=1, last_1_var_1_6=1000000, last_1_var_1_7=-1, var_1_10=127, var_1_12=0, var_1_14=-32385, var_1_15=127, var_1_16=0, var_1_17=1000005, var_1_1=256, var_1_21=1000005, var_1_23=4, var_1_24=0, var_1_25=0, var_1_26=127, var_1_27=0, var_1_28=-255, var_1_30=0, var_1_31=-255, var_1_4=127, var_1_5=256, var_1_6=127, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 7, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 360 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 360 mSDsluCounter, 2039 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1247 mSDsCounter, 229 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 213 IncrementalHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 229 mSolverCounterUnsat, 792 mSDtfsCounter, 213 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 198 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred in iteration=5, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 179 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1339 NumberOfCodeBlocks, 1339 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1162 ConstructedInterpolants, 0 QuantifiedInterpolants, 2596 SizeOfPredicates, 0 NumberOfNonLiveVariables, 414 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 8352/8400 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 22:29:41,436 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 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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_100-1loop_file-99.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 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 22:29:43,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 22:29:43,423 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 22:29:43,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 22:29:43,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 22:29:43,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 22:29:43,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 22:29:43,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 22:29:43,462 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 22:29:43,462 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 22:29:43,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 22:29:43,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 22:29:43,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 22:29:43,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 22:29:43,464 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 22:29:43,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 22:29:43,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 22:29:43,468 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 22:29:43,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 22:29:43,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 22:29:43,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 22:29:43,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 22:29:43,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 22:29:43,469 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 22:29:43,470 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 22:29:43,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 22:29:43,471 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 22:29:43,471 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 22:29:43,471 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 22:29:43,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:43,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 22:29:43,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 22:29:43,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 22:29:43,472 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 22:29:43,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 22:29:43,473 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 22:29:43,474 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 22:29:43,474 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 22:29:43,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 22:29:43,475 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a4594ea31ffbf6212ff96fe98d0ce3ce9979c812b849295a80843482179f790 [2024-11-18 22:29:43,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 22:29:43,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 22:29:43,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 22:29:43,791 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 22:29:43,791 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 22:29:43,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:45,188 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 22:29:45,415 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 22:29:45,416 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:45,431 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631c6d6e3/227d177932704e939ea4e205095348be/FLAGcb55c69fb [2024-11-18 22:29:45,447 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/631c6d6e3/227d177932704e939ea4e205095348be [2024-11-18 22:29:45,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 22:29:45,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 22:29:45,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:45,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 22:29:45,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 22:29:45,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fdd300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45, skipping insertion in model container [2024-11-18 22:29:45,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 22:29:45,646 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_100-1loop_file-99.i[916,929] [2024-11-18 22:29:45,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:45,740 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 22:29:45,751 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_100-1loop_file-99.i[916,929] [2024-11-18 22:29:45,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 22:29:45,824 INFO L204 MainTranslator]: Completed translation [2024-11-18 22:29:45,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45 WrapperNode [2024-11-18 22:29:45,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 22:29:45,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:45,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 22:29:45,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 22:29:45,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,877 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2024-11-18 22:29:45,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 22:29:45,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 22:29:45,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 22:29:45,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 22:29:45,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,923 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 22:29:45,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 22:29:45,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 22:29:45,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 22:29:45,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 22:29:45,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (1/1) ... [2024-11-18 22:29:45,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 22:29:45,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 22:29:45,997 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 22:29:46,000 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 22:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 22:29:46,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 22:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 22:29:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 22:29:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 22:29:46,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 22:29:46,117 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 22:29:46,119 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 22:29:47,199 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-18 22:29:47,199 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 22:29:47,214 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 22:29:47,214 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 22:29:47,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:47 BoogieIcfgContainer [2024-11-18 22:29:47,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 22:29:47,217 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 22:29:47,217 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 22:29:47,220 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 22:29:47,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:29:45" (1/3) ... [2024-11-18 22:29:47,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6002d31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:47, skipping insertion in model container [2024-11-18 22:29:47,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:29:45" (2/3) ... [2024-11-18 22:29:47,222 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6002d31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:29:47, skipping insertion in model container [2024-11-18 22:29:47,222 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:29:47" (3/3) ... [2024-11-18 22:29:47,223 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-99.i [2024-11-18 22:29:47,237 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 22:29:47,237 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 22:29:47,286 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 22:29:47,291 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;@74127eaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 22:29:47,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 22:29:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 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 22:29:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 22:29:47,317 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:47,318 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] [2024-11-18 22:29:47,319 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:47,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:47,323 INFO L85 PathProgramCache]: Analyzing trace with hash 730087859, now seen corresponding path program 1 times [2024-11-18 22:29:47,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:47,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2036715674] [2024-11-18 22:29:47,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:47,336 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:47,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:47,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:47,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-18 22:29:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:47,669 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 22:29:47,676 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-18 22:29:47,716 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:47,717 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:47,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2036715674] [2024-11-18 22:29:47,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2036715674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:47,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:47,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 22:29:47,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774319215] [2024-11-18 22:29:47,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:47,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 22:29:47,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:47,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 22:29:47,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 22:29:47,744 INFO L87 Difference]: Start difference. First operand has 90 states, 62 states have (on average 1.467741935483871) internal successors, (91), 63 states have internal predecessors, (91), 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 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:29:47,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:47,773 INFO L93 Difference]: Finished difference Result 177 states and 304 transitions. [2024-11-18 22:29:47,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 22:29:47,775 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 165 [2024-11-18 22:29:47,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:47,782 INFO L225 Difference]: With dead ends: 177 [2024-11-18 22:29:47,782 INFO L226 Difference]: Without dead ends: 86 [2024-11-18 22:29:47,785 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 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 22:29:47,789 INFO L432 NwaCegarLoop]: 137 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, 137 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 22:29:47,790 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 22:29:47,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-18 22:29:47,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-18 22:29:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 59 states have (on average 1.4067796610169492) internal successors, (83), 59 states have internal predecessors, (83), 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 22:29:47,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 133 transitions. [2024-11-18 22:29:47,829 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 133 transitions. Word has length 165 [2024-11-18 22:29:47,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:47,830 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 133 transitions. [2024-11-18 22:29:47,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:29:47,830 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2024-11-18 22:29:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-11-18 22:29:47,833 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:47,834 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] [2024-11-18 22:29:47,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-18 22:29:48,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:48,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:48,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:48,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1036199305, now seen corresponding path program 1 times [2024-11-18 22:29:48,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:48,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2121940875] [2024-11-18 22:29:48,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:48,037 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:48,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:48,038 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:48,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-18 22:29:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:48,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 22:29:48,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:49,495 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 22:29:49,495 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:49,495 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:49,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2121940875] [2024-11-18 22:29:49,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2121940875] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:49,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:49,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:49,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020755005] [2024-11-18 22:29:49,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:49,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:49,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:49,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:49,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:49,498 INFO L87 Difference]: Start difference. First operand 86 states and 133 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 22:29:50,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:50,549 INFO L93 Difference]: Finished difference Result 253 states and 394 transitions. [2024-11-18 22:29:50,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:50,560 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 166 [2024-11-18 22:29:50,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:50,563 INFO L225 Difference]: With dead ends: 253 [2024-11-18 22:29:50,563 INFO L226 Difference]: Without dead ends: 170 [2024-11-18 22:29:50,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:50,565 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 100 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:50,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 452 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 22:29:50,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-18 22:29:50,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 133. [2024-11-18 22:29:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 80 states have (on average 1.3) internal successors, (104), 80 states have internal predecessors, (104), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-18 22:29:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 204 transitions. [2024-11-18 22:29:50,600 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 204 transitions. Word has length 166 [2024-11-18 22:29:50,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:50,601 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 204 transitions. [2024-11-18 22:29:50,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 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 22:29:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 204 transitions. [2024-11-18 22:29:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-18 22:29:50,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:50,605 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] [2024-11-18 22:29:50,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-18 22:29:50,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:50,809 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:50,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:50,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1770058838, now seen corresponding path program 1 times [2024-11-18 22:29:50,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:50,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1365439629] [2024-11-18 22:29:50,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:50,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:50,813 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:50,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-18 22:29:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:51,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 22:29:51,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:51,414 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 22:29:51,414 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:51,414 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:51,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1365439629] [2024-11-18 22:29:51,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1365439629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:51,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:51,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:51,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288855389] [2024-11-18 22:29:51,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:51,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:51,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:51,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:51,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:51,416 INFO L87 Difference]: Start difference. First operand 133 states and 204 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 22:29:52,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:52,460 INFO L93 Difference]: Finished difference Result 253 states and 393 transitions. [2024-11-18 22:29:52,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:52,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 167 [2024-11-18 22:29:52,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:52,474 INFO L225 Difference]: With dead ends: 253 [2024-11-18 22:29:52,474 INFO L226 Difference]: Without dead ends: 170 [2024-11-18 22:29:52,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:52,475 INFO L432 NwaCegarLoop]: 129 mSDtfsCounter, 98 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 507 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:52,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 507 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 22:29:52,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-18 22:29:52,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 134. [2024-11-18 22:29:52,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 81 states have (on average 1.2962962962962963) internal successors, (105), 81 states have internal predecessors, (105), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-18 22:29:52,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 205 transitions. [2024-11-18 22:29:52,498 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 205 transitions. Word has length 167 [2024-11-18 22:29:52,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:52,498 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 205 transitions. [2024-11-18 22:29:52,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 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 22:29:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 205 transitions. [2024-11-18 22:29:52,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 22:29:52,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:52,505 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] [2024-11-18 22:29:52,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-18 22:29:52,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:52,706 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:52,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:52,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1830442356, now seen corresponding path program 1 times [2024-11-18 22:29:52,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:52,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590148568] [2024-11-18 22:29:52,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:52,707 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:52,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:52,710 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:52,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-18 22:29:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:52,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-18 22:29:52,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:53,642 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 22:29:53,642 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:53,642 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:53,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590148568] [2024-11-18 22:29:53,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590148568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:53,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:53,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 22:29:53,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342920687] [2024-11-18 22:29:53,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:53,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 22:29:53,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:53,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 22:29:53,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-18 22:29:53,647 INFO L87 Difference]: Start difference. First operand 134 states and 205 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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 22:29:55,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:55,055 INFO L93 Difference]: Finished difference Result 253 states and 392 transitions. [2024-11-18 22:29:55,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 22:29:55,064 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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 168 [2024-11-18 22:29:55,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:55,066 INFO L225 Difference]: With dead ends: 253 [2024-11-18 22:29:55,066 INFO L226 Difference]: Without dead ends: 170 [2024-11-18 22:29:55,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-18 22:29:55,067 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 82 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:55,068 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 439 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-18 22:29:55,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-18 22:29:55,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 135. [2024-11-18 22:29:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 82 states have (on average 1.2926829268292683) internal successors, (106), 82 states have internal predecessors, (106), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-18 22:29:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 206 transitions. [2024-11-18 22:29:55,095 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 206 transitions. Word has length 168 [2024-11-18 22:29:55,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:55,096 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 206 transitions. [2024-11-18 22:29:55,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 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 22:29:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2024-11-18 22:29:55,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 22:29:55,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:55,097 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] [2024-11-18 22:29:55,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-18 22:29:55,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:55,298 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:55,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:55,299 INFO L85 PathProgramCache]: Analyzing trace with hash -1407740530, now seen corresponding path program 1 times [2024-11-18 22:29:55,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:55,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [660142339] [2024-11-18 22:29:55,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:55,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:55,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:55,302 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:55,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-18 22:29:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:55,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-18 22:29:55,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 22:29:55,700 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:55,700 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:55,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [660142339] [2024-11-18 22:29:55,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [660142339] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:55,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:55,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-18 22:29:55,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897613530] [2024-11-18 22:29:55,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:55,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 22:29:55,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:55,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 22:29:55,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-18 22:29:55,702 INFO L87 Difference]: Start difference. First operand 135 states and 206 transitions. Second operand has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:29:56,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:56,950 INFO L93 Difference]: Finished difference Result 322 states and 477 transitions. [2024-11-18 22:29:56,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-18 22:29:56,951 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) Word has length 168 [2024-11-18 22:29:56,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:56,954 INFO L225 Difference]: With dead ends: 322 [2024-11-18 22:29:56,954 INFO L226 Difference]: Without dead ends: 239 [2024-11-18 22:29:56,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=414, Unknown=0, NotChecked=0, Total=552 [2024-11-18 22:29:56,956 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 375 mSDsluCounter, 435 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 422 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:56,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [422 Valid, 574 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-18 22:29:56,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-18 22:29:56,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 161. [2024-11-18 22:29:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 105 states have (on average 1.2571428571428571) internal successors, (132), 105 states have internal predecessors, (132), 50 states have call successors, (50), 5 states have call predecessors, (50), 5 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-18 22:29:57,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 232 transitions. [2024-11-18 22:29:57,002 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 232 transitions. Word has length 168 [2024-11-18 22:29:57,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:57,003 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 232 transitions. [2024-11-18 22:29:57,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.2) internal successors, (52), 9 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-18 22:29:57,004 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 232 transitions. [2024-11-18 22:29:57,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-18 22:29:57,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:57,009 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] [2024-11-18 22:29:57,020 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-18 22:29:57,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:57,211 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:57,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:57,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1269185546, now seen corresponding path program 1 times [2024-11-18 22:29:57,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:57,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577758080] [2024-11-18 22:29:57,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:57,212 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:57,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:57,213 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:57,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-18 22:29:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:57,468 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-18 22:29:57,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 22:29:57,682 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 22:29:57,682 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 22:29:57,683 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 22:29:57,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577758080] [2024-11-18 22:29:57,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577758080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 22:29:57,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 22:29:57,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 22:29:57,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049324396] [2024-11-18 22:29:57,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 22:29:57,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 22:29:57,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 22:29:57,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 22:29:57,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 22:29:57,684 INFO L87 Difference]: Start difference. First operand 161 states and 232 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 22:29:58,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 22:29:58,258 INFO L93 Difference]: Finished difference Result 371 states and 538 transitions. [2024-11-18 22:29:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 22:29:58,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 169 [2024-11-18 22:29:58,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 22:29:58,272 INFO L225 Difference]: With dead ends: 371 [2024-11-18 22:29:58,272 INFO L226 Difference]: Without dead ends: 266 [2024-11-18 22:29:58,273 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 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 22:29:58,277 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 40 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 264 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 22:29:58,277 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 264 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 22:29:58,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-11-18 22:29:58,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 264. [2024-11-18 22:29:58,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 180 states have (on average 1.288888888888889) internal successors, (232), 180 states have internal predecessors, (232), 75 states have call successors, (75), 8 states have call predecessors, (75), 8 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-18 22:29:58,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 382 transitions. [2024-11-18 22:29:58,310 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 382 transitions. Word has length 169 [2024-11-18 22:29:58,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 22:29:58,310 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 382 transitions. [2024-11-18 22:29:58,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 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 22:29:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 382 transitions. [2024-11-18 22:29:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-11-18 22:29:58,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 22:29:58,312 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 22:29:58,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-18 22:29:58,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:58,513 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 22:29:58,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 22:29:58,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1364040876, now seen corresponding path program 1 times [2024-11-18 22:29:58,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 22:29:58,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386047929] [2024-11-18 22:29:58,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 22:29:58,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-18 22:29:58,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 22:29:58,516 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-18 22:29:58,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-18 22:29:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 22:29:58,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-18 22:29:58,779 INFO L278 TraceCheckSpWp]: Computing forward predicates...