./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.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_fillercode_fillercodestructure_filler-pe-ci_file-61.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 f8c7f093a0092c99d535dacf9ec847d585a162cf9e23f66317fd8ccac5a76f81 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:14:20,909 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:14:20,977 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-18 20:14:20,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:14:20,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:14:21,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:14:21,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:14:21,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:14:21,015 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:14:21,016 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:14:21,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:14:21,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:14:21,017 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:14:21,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:14:21,018 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:14:21,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:14:21,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:14:21,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:14:21,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-18 20:14:21,019 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:14:21,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:14:21,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:14:21,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:14:21,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:14:21,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:14:21,023 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:14:21,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:14:21,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:14:21,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:14:21,024 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:14:21,024 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:14:21,024 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:14:21,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:14:21,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:14:21,025 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:14:21,025 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:14:21,025 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-18 20:14:21,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-18 20:14:21,026 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:14:21,026 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:14:21,026 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:14:21,027 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:14:21,027 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f093a0092c99d535dacf9ec847d585a162cf9e23f66317fd8ccac5a76f81 [2024-11-18 20:14:21,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:14:21,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:14:21,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:14:21,366 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:14:21,366 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:14:21,368 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:22,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:14:23,036 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:14:23,037 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:23,053 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b4632a8e/2e2149601b4440c0a362cdc94c68945d/FLAG2ad7f3075 [2024-11-18 20:14:23,386 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b4632a8e/2e2149601b4440c0a362cdc94c68945d [2024-11-18 20:14:23,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:14:23,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:14:23,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:14:23,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:14:23,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:14:23,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d62215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23, skipping insertion in model container [2024-11-18 20:14:23,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:14:23,609 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i[919,932] [2024-11-18 20:14:23,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:14:23,697 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:14:23,708 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i[919,932] [2024-11-18 20:14:23,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:14:23,760 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:14:23,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23 WrapperNode [2024-11-18 20:14:23,761 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:14:23,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:14:23,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:14:23,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:14:23,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,868 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2024-11-18 20:14:23,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:14:23,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:14:23,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:14:23,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:14:23,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,886 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,908 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 20:14:23,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,936 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:14:23,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:14:23,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:14:23,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:14:23,951 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (1/1) ... [2024-11-18 20:14:23,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:14:23,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:23,993 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 20:14:24,002 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 20:14:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:14:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:14:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:14:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-18 20:14:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:14:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:14:24,153 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:14:24,155 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:14:24,597 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-18 20:14:24,598 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:14:24,617 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:14:24,619 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:14:24,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:14:24 BoogieIcfgContainer [2024-11-18 20:14:24,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:14:24,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:14:24,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:14:24,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:14:24,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:14:23" (1/3) ... [2024-11-18 20:14:24,627 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2620d3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:14:24, skipping insertion in model container [2024-11-18 20:14:24,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:23" (2/3) ... [2024-11-18 20:14:24,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2620d3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:14:24, skipping insertion in model container [2024-11-18 20:14:24,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:14:24" (3/3) ... [2024-11-18 20:14:24,632 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:24,646 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:14:24,646 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:14:24,711 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:14:24,718 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;@20bbd3e7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:14:24,718 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:14:24,722 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:24,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:24,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:24,740 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:24,741 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:24,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:24,746 INFO L85 PathProgramCache]: Analyzing trace with hash 223257851, now seen corresponding path program 1 times [2024-11-18 20:14:24,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:24,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104856548] [2024-11-18 20:14:24,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:24,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:25,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-18 20:14:25,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:25,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104856548] [2024-11-18 20:14:25,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104856548] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:14:25,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1903280328] [2024-11-18 20:14:25,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:25,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:25,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:25,147 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 20:14:25,149 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 20:14:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:25,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:14:25,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:25,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 1058 trivial. 0 not checked. [2024-11-18 20:14:25,436 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:14:25,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1903280328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:25,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:14:25,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-18 20:14:25,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994338950] [2024-11-18 20:14:25,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:25,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:14:25,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:25,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:14:25,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:14:25,469 INFO L87 Difference]: Start difference. First operand has 102 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:25,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:25,507 INFO L93 Difference]: Finished difference Result 197 states and 340 transitions. [2024-11-18 20:14:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:14:25,509 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2024-11-18 20:14:25,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:25,516 INFO L225 Difference]: With dead ends: 197 [2024-11-18 20:14:25,516 INFO L226 Difference]: Without dead ends: 98 [2024-11-18 20:14:25,519 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 20:14:25,522 INFO L432 NwaCegarLoop]: 152 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, 152 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 20:14:25,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:14:25,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-18 20:14:25,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-18 20:14:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4444444444444444) internal successors, (104), 72 states have internal predecessors, (104), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 152 transitions. [2024-11-18 20:14:25,571 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 152 transitions. Word has length 165 [2024-11-18 20:14:25,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:25,572 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 152 transitions. [2024-11-18 20:14:25,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 152 transitions. [2024-11-18 20:14:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:25,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:25,580 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:25,599 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 20:14:25,781 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 20:14:25,781 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:25,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:25,782 INFO L85 PathProgramCache]: Analyzing trace with hash -443059017, now seen corresponding path program 1 times [2024-11-18 20:14:25,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:25,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532688208] [2024-11-18 20:14:25,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:25,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:26,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:26,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:26,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532688208] [2024-11-18 20:14:26,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532688208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:26,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:26,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:14:26,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479814107] [2024-11-18 20:14:26,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:26,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-18 20:14:26,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:26,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-18 20:14:26,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-18 20:14:26,060 INFO L87 Difference]: Start difference. First operand 98 states and 152 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:26,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:26,097 INFO L93 Difference]: Finished difference Result 193 states and 301 transitions. [2024-11-18 20:14:26,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:14:26,098 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-11-18 20:14:26,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:26,100 INFO L225 Difference]: With dead ends: 193 [2024-11-18 20:14:26,100 INFO L226 Difference]: Without dead ends: 98 [2024-11-18 20:14:26,105 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 20:14:26,106 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:26,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 296 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:14:26,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-11-18 20:14:26,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-11-18 20:14:26,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:26,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 151 transitions. [2024-11-18 20:14:26,120 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 151 transitions. Word has length 165 [2024-11-18 20:14:26,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:26,122 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 151 transitions. [2024-11-18 20:14:26,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 151 transitions. [2024-11-18 20:14:26,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:26,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:26,125 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:26,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-18 20:14:26,126 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:26,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:26,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1480169017, now seen corresponding path program 1 times [2024-11-18 20:14:26,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:26,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074769295] [2024-11-18 20:14:26,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:26,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:26,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:26,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074769295] [2024-11-18 20:14:26,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074769295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:26,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:26,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:14:26,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404017823] [2024-11-18 20:14:26,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:26,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:14:26,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:26,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:14:26,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:26,596 INFO L87 Difference]: Start difference. First operand 98 states and 151 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:26,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:26,805 INFO L93 Difference]: Finished difference Result 287 states and 445 transitions. [2024-11-18 20:14:26,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:14:26,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-11-18 20:14:26,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:26,808 INFO L225 Difference]: With dead ends: 287 [2024-11-18 20:14:26,808 INFO L226 Difference]: Without dead ends: 192 [2024-11-18 20:14:26,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:14:26,813 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 128 mSDsluCounter, 250 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 383 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:26,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 383 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:14:26,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-18 20:14:26,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 132. [2024-11-18 20:14:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 106 states have (on average 1.5188679245283019) internal successors, (161), 106 states have internal predecessors, (161), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 209 transitions. [2024-11-18 20:14:26,844 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 209 transitions. Word has length 165 [2024-11-18 20:14:26,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:26,845 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 209 transitions. [2024-11-18 20:14:26,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:26,845 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 209 transitions. [2024-11-18 20:14:26,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:26,848 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:26,848 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:26,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-18 20:14:26,848 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:26,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:26,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1339620407, now seen corresponding path program 1 times [2024-11-18 20:14:26,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:26,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731653538] [2024-11-18 20:14:26,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:26,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:27,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:27,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:27,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731653538] [2024-11-18 20:14:27,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731653538] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:27,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:27,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:14:27,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110260205] [2024-11-18 20:14:27,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:27,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:14:27,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:27,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:14:27,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:27,245 INFO L87 Difference]: Start difference. First operand 132 states and 209 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:27,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:27,374 INFO L93 Difference]: Finished difference Result 261 states and 415 transitions. [2024-11-18 20:14:27,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:14:27,375 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-11-18 20:14:27,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:27,378 INFO L225 Difference]: With dead ends: 261 [2024-11-18 20:14:27,379 INFO L226 Difference]: Without dead ends: 132 [2024-11-18 20:14:27,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:27,381 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 104 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:27,381 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 235 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:14:27,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-18 20:14:27,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2024-11-18 20:14:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 106 states have (on average 1.5) internal successors, (159), 106 states have internal predecessors, (159), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:27,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 207 transitions. [2024-11-18 20:14:27,401 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 207 transitions. Word has length 165 [2024-11-18 20:14:27,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:27,401 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 207 transitions. [2024-11-18 20:14:27,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:27,402 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2024-11-18 20:14:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:27,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:27,407 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:27,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-18 20:14:27,407 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:27,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:27,408 INFO L85 PathProgramCache]: Analyzing trace with hash -465817927, now seen corresponding path program 1 times [2024-11-18 20:14:27,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:27,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905707781] [2024-11-18 20:14:27,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:27,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:27,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:27,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:27,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905707781] [2024-11-18 20:14:27,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905707781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:27,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:27,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:14:27,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604216501] [2024-11-18 20:14:27,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:27,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:14:27,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:27,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:14:27,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:27,586 INFO L87 Difference]: Start difference. First operand 132 states and 207 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:27,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:27,664 INFO L93 Difference]: Finished difference Result 261 states and 411 transitions. [2024-11-18 20:14:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-18 20:14:27,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 165 [2024-11-18 20:14:27,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:27,667 INFO L225 Difference]: With dead ends: 261 [2024-11-18 20:14:27,667 INFO L226 Difference]: Without dead ends: 132 [2024-11-18 20:14:27,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:27,669 INFO L432 NwaCegarLoop]: 130 mSDtfsCounter, 183 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:27,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 130 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-18 20:14:27,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2024-11-18 20:14:27,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2024-11-18 20:14:27,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 106 states have (on average 1.4811320754716981) internal successors, (157), 106 states have internal predecessors, (157), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 205 transitions. [2024-11-18 20:14:27,684 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 205 transitions. Word has length 165 [2024-11-18 20:14:27,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:27,684 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 205 transitions. [2024-11-18 20:14:27,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 205 transitions. [2024-11-18 20:14:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-18 20:14:27,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:27,687 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:27,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-18 20:14:27,687 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:27,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:27,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1275164553, now seen corresponding path program 1 times [2024-11-18 20:14:27,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:27,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596173203] [2024-11-18 20:14:27,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:27,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:28,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:28,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596173203] [2024-11-18 20:14:28,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596173203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:28,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:28,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:14:28,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046541827] [2024-11-18 20:14:28,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:28,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:14:28,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:28,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:14:28,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:28,070 INFO L87 Difference]: Start difference. First operand 132 states and 205 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:28,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:28,296 INFO L93 Difference]: Finished difference Result 321 states and 494 transitions. [2024-11-18 20:14:28,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:14:28,297 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 165 [2024-11-18 20:14:28,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:28,299 INFO L225 Difference]: With dead ends: 321 [2024-11-18 20:14:28,301 INFO L226 Difference]: Without dead ends: 192 [2024-11-18 20:14:28,302 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:28,303 INFO L432 NwaCegarLoop]: 263 mSDtfsCounter, 239 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:28,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 337 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-18 20:14:28,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-18 20:14:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 137. [2024-11-18 20:14:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 111 states have (on average 1.4594594594594594) internal successors, (162), 111 states have internal predecessors, (162), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 210 transitions. [2024-11-18 20:14:28,338 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 210 transitions. Word has length 165 [2024-11-18 20:14:28,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:28,340 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 210 transitions. [2024-11-18 20:14:28,340 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:28,340 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 210 transitions. [2024-11-18 20:14:28,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-18 20:14:28,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:28,342 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:28,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-18 20:14:28,342 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:28,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:28,343 INFO L85 PathProgramCache]: Analyzing trace with hash 267956569, now seen corresponding path program 1 times [2024-11-18 20:14:28,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:28,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775127116] [2024-11-18 20:14:28,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:28,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 20:14:28,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1003103543] [2024-11-18 20:14:28,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:28,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:28,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:28,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:14:28,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-18 20:14:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:28,871 INFO L255 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-18 20:14:28,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:29,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 563 proven. 39 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-11-18 20:14:29,625 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:14:30,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 30 proven. 39 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-18 20:14:30,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:30,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775127116] [2024-11-18 20:14:30,623 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 20:14:30,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003103543] [2024-11-18 20:14:30,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003103543] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-18 20:14:30,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-18 20:14:30,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8] total 14 [2024-11-18 20:14:30,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785735344] [2024-11-18 20:14:30,625 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-18 20:14:30,625 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-18 20:14:30,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:30,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-18 20:14:30,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2024-11-18 20:14:30,628 INFO L87 Difference]: Start difference. First operand 137 states and 210 transitions. Second operand has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2024-11-18 20:14:31,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:31,766 INFO L93 Difference]: Finished difference Result 406 states and 602 transitions. [2024-11-18 20:14:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-18 20:14:31,767 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) Word has length 167 [2024-11-18 20:14:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:31,769 INFO L225 Difference]: With dead ends: 406 [2024-11-18 20:14:31,769 INFO L226 Difference]: Without dead ends: 272 [2024-11-18 20:14:31,770 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=353, Invalid=703, Unknown=0, NotChecked=0, Total=1056 [2024-11-18 20:14:31,770 INFO L432 NwaCegarLoop]: 89 mSDtfsCounter, 743 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 752 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:31,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [752 Valid, 333 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-18 20:14:31,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-18 20:14:31,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 194. [2024-11-18 20:14:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 166 states have (on average 1.4879518072289157) internal successors, (247), 166 states have internal predecessors, (247), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 295 transitions. [2024-11-18 20:14:31,810 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 295 transitions. Word has length 167 [2024-11-18 20:14:31,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:31,810 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 295 transitions. [2024-11-18 20:14:31,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 7.0) internal successors, (98), 14 states have internal predecessors, (98), 4 states have call successors, (48), 3 states have call predecessors, (48), 5 states have return successors, (48), 4 states have call predecessors, (48), 4 states have call successors, (48) [2024-11-18 20:14:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 295 transitions. [2024-11-18 20:14:31,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 20:14:31,812 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:31,813 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:31,830 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-18 20:14:32,013 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-18 20:14:32,014 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:32,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:32,015 INFO L85 PathProgramCache]: Analyzing trace with hash -546905887, now seen corresponding path program 1 times [2024-11-18 20:14:32,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:32,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094658552] [2024-11-18 20:14:32,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:32,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 20:14:32,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2066901032] [2024-11-18 20:14:32,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:32,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:32,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:32,121 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:14:32,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-18 20:14:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:32,416 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-18 20:14:32,423 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:33,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 473 proven. 30 refuted. 0 times theorem prover too weak. 601 trivial. 0 not checked. [2024-11-18 20:14:33,806 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-18 20:14:35,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-18 20:14:35,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094658552] [2024-11-18 20:14:35,925 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-18 20:14:35,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066901032] [2024-11-18 20:14:35,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066901032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-18 20:14:35,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-18 20:14:35,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2024-11-18 20:14:35,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465213823] [2024-11-18 20:14:35,926 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-18 20:14:35,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-18 20:14:35,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-18 20:14:35,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-18 20:14:35,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=136, Unknown=7, NotChecked=0, Total=182 [2024-11-18 20:14:35,928 INFO L87 Difference]: Start difference. First operand 194 states and 295 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-18 20:14:37,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:37,484 INFO L93 Difference]: Finished difference Result 403 states and 598 transitions. [2024-11-18 20:14:37,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-18 20:14:37,486 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 168 [2024-11-18 20:14:37,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:37,492 INFO L225 Difference]: With dead ends: 403 [2024-11-18 20:14:37,492 INFO L226 Difference]: Without dead ends: 212 [2024-11-18 20:14:37,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=134, Invalid=365, Unknown=7, NotChecked=0, Total=506 [2024-11-18 20:14:37,494 INFO L432 NwaCegarLoop]: 110 mSDtfsCounter, 249 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 102 mSolverCounterUnsat, 48 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 48 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:37,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 400 Invalid, 327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 177 Invalid, 48 Unknown, 0 Unchecked, 1.1s Time] [2024-11-18 20:14:37,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-18 20:14:37,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 202. [2024-11-18 20:14:37,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 171 states have (on average 1.4269005847953216) internal successors, (244), 171 states have internal predecessors, (244), 24 states have call successors, (24), 6 states have call predecessors, (24), 6 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:37,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 292 transitions. [2024-11-18 20:14:37,525 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 292 transitions. Word has length 168 [2024-11-18 20:14:37,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:37,526 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 292 transitions. [2024-11-18 20:14:37,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 4 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2024-11-18 20:14:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 292 transitions. [2024-11-18 20:14:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-18 20:14:37,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:37,530 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:37,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-18 20:14:37,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:37,735 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:37,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:37,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1300546017, now seen corresponding path program 1 times [2024-11-18 20:14:37,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-18 20:14:37,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450565543] [2024-11-18 20:14:37,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:37,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-18 20:14:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-18 20:14:37,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [834204041] [2024-11-18 20:14:37,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:37,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:37,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:37,840 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-18 20:14:37,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-18 20:14:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:14:38,131 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-18 20:14:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-18 20:14:38,333 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-18 20:14:38,333 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-18 20:14:38,334 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-18 20:14:38,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-18 20:14:38,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-18 20:14:38,541 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-18 20:14:38,681 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-18 20:14:38,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:14:38 BoogieIcfgContainer [2024-11-18 20:14:38,685 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-18 20:14:38,685 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-18 20:14:38,685 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-18 20:14:38,686 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-18 20:14:38,686 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:14:24" (3/4) ... [2024-11-18 20:14:38,689 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-18 20:14:38,690 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-18 20:14:38,691 INFO L158 Benchmark]: Toolchain (without parser) took 15300.26ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 77.9MB in the beginning and 180.3MB in the end (delta: -102.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:14:38,691 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:14:38,691 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.55ms. Allocated memory is still 153.1MB. Free memory was 77.5MB in the beginning and 61.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-18 20:14:38,692 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.36ms. Allocated memory is still 153.1MB. Free memory was 60.8MB in the beginning and 121.9MB in the end (delta: -61.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-18 20:14:38,692 INFO L158 Benchmark]: Boogie Preprocessor took 75.25ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 118.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-18 20:14:38,692 INFO L158 Benchmark]: RCFGBuilder took 673.18ms. Allocated memory is still 153.1MB. Free memory was 117.7MB in the beginning and 91.8MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-18 20:14:38,693 INFO L158 Benchmark]: TraceAbstraction took 14062.52ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 91.2MB in the beginning and 180.3MB in the end (delta: -89.1MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. [2024-11-18 20:14:38,693 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 237.0MB. Free memory is still 180.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-18 20:14:38,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 153.1MB. Free memory is still 123.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.55ms. Allocated memory is still 153.1MB. Free memory was 77.5MB in the beginning and 61.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.36ms. Allocated memory is still 153.1MB. Free memory was 60.8MB in the beginning and 121.9MB in the end (delta: -61.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.25ms. Allocated memory is still 153.1MB. Free memory was 121.9MB in the beginning and 118.5MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 673.18ms. Allocated memory is still 153.1MB. Free memory was 117.7MB in the beginning and 91.8MB in the end (delta: 25.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 14062.52ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 91.2MB in the beginning and 180.3MB in the end (delta: -89.1MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 237.0MB. Free memory is still 180.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryArithmeticDOUBLEoperation at line 114, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someUnaryFLOAToperation at line 131. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_4 = 1; [L24] unsigned long int var_1_5 = 50; [L25] unsigned long int var_1_6 = 4; [L26] float var_1_7 = 15.8; [L27] float var_1_8 = 64.25; [L28] signed long int var_1_9 = -50; [L29] unsigned char var_1_13 = 1; [L30] unsigned long int var_1_14 = 3207304078; [L31] unsigned long int var_1_15 = 50; [L32] unsigned long int var_1_16 = 25; [L33] unsigned char var_1_17 = 1; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] unsigned short int var_1_20 = 1; [L37] unsigned long int var_1_21 = 50; [L38] signed char var_1_22 = -4; [L39] signed char var_1_23 = -10; [L40] unsigned long int var_1_24 = 2; [L41] unsigned long int var_1_26 = 1; [L42] double var_1_33 = 1.5; [L43] double var_1_35 = 50.5; [L44] double var_1_36 = 1.9; [L45] unsigned long int var_1_37 = 10000; [L46] unsigned char var_1_38 = 1; [L47] unsigned char var_1_39 = 0; [L48] double var_1_40 = 15.5; [L49] unsigned long int var_1_42 = 128; [L50] signed char var_1_43 = -1; [L51] signed long int last_1_var_1_9 = -50; VAL [isInitial=0, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L182] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L192] RET updateLastVariables() [L193] CALL updateVariables() [L143] var_1_5 = __VERIFIER_nondet_ulong() [L144] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L144] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L145] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L146] var_1_6 = __VERIFIER_nondet_ulong() [L147] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L147] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L148] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L148] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L149] var_1_8 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L150] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L151] var_1_14 = __VERIFIER_nondet_ulong() [L152] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L152] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L153] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L153] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L154] var_1_15 = __VERIFIER_nondet_ulong() [L155] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L155] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L156] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L156] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L157] var_1_16 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L158] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L159] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L159] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L160] var_1_17 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L161] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L162] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L162] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L163] var_1_18 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L164] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L165] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L165] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L166] var_1_20 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L168] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L168] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L169] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L169] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L170] var_1_23 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L171] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L172] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L172] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_35=101/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L173] var_1_35 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L174] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_36=19/10, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L175] var_1_36 = __VERIFIER_nondet_double() [L176] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L176] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L177] var_1_39 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L178] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L179] CALL assume_abort_if_not(var_1_39 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L179] RET assume_abort_if_not(var_1_39 <= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L193] RET updateVariables() [L194] CALL step() [L55] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_0=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L56] COND FALSE !(stepLocal_0 < last_1_var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=50, var_1_22=-4, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L59] var_1_21 = var_1_6 [L60] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L61] COND FALSE !((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L64] unsigned long int stepLocal_4 = 4256310412u - 128u; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_4=4256310284, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L65] COND FALSE !(var_1_4 >= stepLocal_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L68] signed long int stepLocal_3 = var_1_9; [L69] unsigned long int stepLocal_2 = (((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)); VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=0, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L70] EXPR var_1_21 ^ 4u VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=0, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=79/5, var_1_9=-50] [L70] unsigned long int stepLocal_1 = var_1_21 ^ 4u; [L71] COND FALSE !(var_1_9 <= stepLocal_2) [L80] var_1_7 = var_1_8 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L82] COND FALSE !(var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L89] var_1_13 = var_1_18 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L91] signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, stepLocal_5=0, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L92] COND TRUE stepLocal_5 >= (~ 100) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L93] COND TRUE \read(var_1_13) [L94] var_1_19 = (var_1_17 && var_1_18) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=2, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L103] var_1_24 = var_1_6 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=1, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L104] COND FALSE !(var_1_5 != var_1_21) [L111] var_1_26 = 16u VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_33=3/2, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L113] COND TRUE \read(var_1_17) [L114] var_1_33 = (var_1_35 - var_1_36) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L116] COND FALSE !(var_1_35 >= var_1_8) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L121] COND TRUE var_1_16 < ((var_1_6 + 16u) * var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L122] COND FALSE !(var_1_17 && (var_1_35 < var_1_36)) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=31/2, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L130] COND TRUE (var_1_35 <= 64.5) && var_1_18 [L131] var_1_40 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L135] COND FALSE !(var_1_20 < var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=-1, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L138] COND TRUE \read(var_1_17) [L139] var_1_43 = ((((((((-16) < 0 ) ? -(-16) : (-16)))) > (var_1_23)) ? (((((-16) < 0 ) ? -(-16) : (-16)))) : (var_1_23))) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L185] EXPR (var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L185] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L185-L186] return (((((((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_22 + var_1_22) < 0 ) ? -(var_1_22 + var_1_22) : (var_1_22 + var_1_22))) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450944, var_1_15=-2147483649, var_1_16=6442450943, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=17/2, var_1_20=10, var_1_21=-4294967296, var_1_22=17, var_1_23=17, var_1_24=-4294967296, var_1_26=16, var_1_37=10000, var_1_38=1, var_1_39=0, var_1_40=3, var_1_42=128, var_1_43=17, var_1_4=1, var_1_5=0, var_1_6=-4294967296, var_1_7=2, var_1_8=2, var_1_9=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 102 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 9, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48 mSolverCounterUnknown, 1655 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1646 mSDsluCounter, 2266 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1096 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 936 IncrementalHoareTripleChecker+Invalid, 1180 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 1170 mSDtfsCounter, 936 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 781 GetRequests, 719 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=202occurred in iteration=8, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 203 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 2161 NumberOfCodeBlocks, 2161 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1647 ConstructedInterpolants, 1 QuantifiedInterpolants, 4919 SizeOfPredicates, 10 NumberOfNonLiveVariables, 1164 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 10886/11040 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 20:14:38,745 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_fillercode_fillercodestructure_filler-pe-ci_file-61.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 f8c7f093a0092c99d535dacf9ec847d585a162cf9e23f66317fd8ccac5a76f81 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-18 20:14:41,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-18 20:14:41,174 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-18 20:14:41,182 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-18 20:14:41,183 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-18 20:14:41,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-18 20:14:41,221 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-18 20:14:41,222 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-18 20:14:41,222 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-18 20:14:41,223 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-18 20:14:41,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-18 20:14:41,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-18 20:14:41,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-18 20:14:41,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-18 20:14:41,225 INFO L153 SettingsManager]: * Use SBE=true [2024-11-18 20:14:41,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-18 20:14:41,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-18 20:14:41,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-18 20:14:41,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-18 20:14:41,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-18 20:14:41,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-18 20:14:41,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-18 20:14:41,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-18 20:14:41,234 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-18 20:14:41,234 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-18 20:14:41,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-18 20:14:41,235 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-18 20:14:41,235 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-18 20:14:41,235 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-18 20:14:41,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-18 20:14:41,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-18 20:14:41,236 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-18 20:14:41,236 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-18 20:14:41,237 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-18 20:14:41,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:14:41,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-18 20:14:41,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-18 20:14:41,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-18 20:14:41,242 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-18 20:14:41,242 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-18 20:14:41,242 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-18 20:14:41,243 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-18 20:14:41,243 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-18 20:14:41,243 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-18 20:14:41,243 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f093a0092c99d535dacf9ec847d585a162cf9e23f66317fd8ccac5a76f81 [2024-11-18 20:14:41,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-18 20:14:41,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-18 20:14:41,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-18 20:14:41,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-18 20:14:41,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-18 20:14:41,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:43,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-18 20:14:43,520 INFO L384 CDTParser]: Found 1 translation units. [2024-11-18 20:14:43,521 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:43,536 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d47a9a3/317d22fcec8f4228baa15af5cdcb9ab5/FLAGc98286f00 [2024-11-18 20:14:43,557 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65d47a9a3/317d22fcec8f4228baa15af5cdcb9ab5 [2024-11-18 20:14:43,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-18 20:14:43,561 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-18 20:14:43,564 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-18 20:14:43,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-18 20:14:43,570 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-18 20:14:43,571 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:43" (1/1) ... [2024-11-18 20:14:43,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70acf29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:43, skipping insertion in model container [2024-11-18 20:14:43,574 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:14:43" (1/1) ... [2024-11-18 20:14:43,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-18 20:14:43,828 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i[919,932] [2024-11-18 20:14:43,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:14:43,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-18 20:14:43,955 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i[919,932] [2024-11-18 20:14:44,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-18 20:14:44,028 INFO L204 MainTranslator]: Completed translation [2024-11-18 20:14:44,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44 WrapperNode [2024-11-18 20:14:44,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-18 20:14:44,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-18 20:14:44,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-18 20:14:44,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-18 20:14:44,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,101 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 182 [2024-11-18 20:14:44,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-18 20:14:44,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-18 20:14:44,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-18 20:14:44,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-18 20:14:44,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,126 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,149 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 20:14:44,149 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,150 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,164 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,179 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-18 20:14:44,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-18 20:14:44,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-18 20:14:44,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-18 20:14:44,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (1/1) ... [2024-11-18 20:14:44,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-18 20:14:44,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-18 20:14:44,231 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 20:14:44,235 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 20:14:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-18 20:14:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-18 20:14:44,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-18 20:14:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-18 20:14:44,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-18 20:14:44,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-18 20:14:44,403 INFO L238 CfgBuilder]: Building ICFG [2024-11-18 20:14:44,407 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-18 20:14:45,206 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-18 20:14:45,207 INFO L287 CfgBuilder]: Performing block encoding [2024-11-18 20:14:45,224 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-18 20:14:45,226 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-18 20:14:45,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:14:45 BoogieIcfgContainer [2024-11-18 20:14:45,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-18 20:14:45,230 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-18 20:14:45,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-18 20:14:45,235 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-18 20:14:45,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:14:43" (1/3) ... [2024-11-18 20:14:45,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3022f6e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:14:45, skipping insertion in model container [2024-11-18 20:14:45,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:14:44" (2/3) ... [2024-11-18 20:14:45,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3022f6e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:14:45, skipping insertion in model container [2024-11-18 20:14:45,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:14:45" (3/3) ... [2024-11-18 20:14:45,239 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-61.i [2024-11-18 20:14:45,258 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-18 20:14:45,258 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-18 20:14:45,332 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-18 20:14:45,339 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;@3cc657e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-18 20:14:45,340 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-18 20:14:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:14:45,364 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:45,365 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:45,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:45,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:45,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1811567540, now seen corresponding path program 1 times [2024-11-18 20:14:45,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:14:45,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [196080601] [2024-11-18 20:14:45,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:45,382 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 20:14:45,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:14:45,384 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 20:14:45,385 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 20:14:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:45,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-18 20:14:45,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:45,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2024-11-18 20:14:45,904 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:14:45,905 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:14:45,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [196080601] [2024-11-18 20:14:45,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [196080601] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:45,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:45,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-18 20:14:45,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801351507] [2024-11-18 20:14:45,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:45,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-18 20:14:45,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:14:45,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-18 20:14:45,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-18 20:14:45,948 INFO L87 Difference]: Start difference. First operand has 84 states, 57 states have (on average 1.4912280701754386) internal successors, (85), 58 states have internal predecessors, (85), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:45,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:45,981 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2024-11-18 20:14:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-18 20:14:45,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 161 [2024-11-18 20:14:45,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:45,990 INFO L225 Difference]: With dead ends: 161 [2024-11-18 20:14:45,991 INFO L226 Difference]: Without dead ends: 80 [2024-11-18 20:14:45,994 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 20:14:45,998 INFO L432 NwaCegarLoop]: 126 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, 126 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 20:14:45,999 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-18 20:14:46,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-18 20:14:46,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-18 20:14:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2024-11-18 20:14:46,045 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 161 [2024-11-18 20:14:46,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:46,049 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2024-11-18 20:14:46,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-18 20:14:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2024-11-18 20:14:46,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:14:46,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:46,054 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:46,066 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 20:14:46,255 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 20:14:46,256 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:46,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:46,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1178355192, now seen corresponding path program 1 times [2024-11-18 20:14:46,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:14:46,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536720673] [2024-11-18 20:14:46,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:46,258 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 20:14:46,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:14:46,260 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 20:14:46,262 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 20:14:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:46,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-18 20:14:46,647 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:47,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:47,274 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:14:47,275 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:14:47,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536720673] [2024-11-18 20:14:47,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536720673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:47,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:47,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-18 20:14:47,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437015515] [2024-11-18 20:14:47,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:47,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-18 20:14:47,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:14:47,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-18 20:14:47,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-18 20:14:47,285 INFO L87 Difference]: Start difference. First operand 80 states and 126 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, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:48,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:48,187 INFO L93 Difference]: Finished difference Result 264 states and 422 transitions. [2024-11-18 20:14:48,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-18 20:14:48,198 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, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-11-18 20:14:48,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:48,205 INFO L225 Difference]: With dead ends: 264 [2024-11-18 20:14:48,205 INFO L226 Difference]: Without dead ends: 187 [2024-11-18 20:14:48,207 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-18 20:14:48,210 INFO L432 NwaCegarLoop]: 157 mSDtfsCounter, 130 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:48,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 489 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-18 20:14:48,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-18 20:14:48,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 155. [2024-11-18 20:14:48,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 104 states have (on average 1.4423076923076923) internal successors, (150), 104 states have internal predecessors, (150), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-18 20:14:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 246 transitions. [2024-11-18 20:14:48,265 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 246 transitions. Word has length 161 [2024-11-18 20:14:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:48,266 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 246 transitions. [2024-11-18 20:14:48,267 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, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 246 transitions. [2024-11-18 20:14:48,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:14:48,273 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:48,273 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:48,289 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-18 20:14:48,473 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 20:14:48,474 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:48,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:48,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1311173770, now seen corresponding path program 1 times [2024-11-18 20:14:48,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:14:48,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1616486854] [2024-11-18 20:14:48,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:48,478 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 20:14:48,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:14:48,482 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 20:14:48,484 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 20:14:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:48,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-18 20:14:48,814 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-18 20:14:49,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-18 20:14:49,182 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-18 20:14:49,182 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-18 20:14:49,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1616486854] [2024-11-18 20:14:49,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1616486854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-18 20:14:49,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-18 20:14:49,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-18 20:14:49,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541438214] [2024-11-18 20:14:49,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-18 20:14:49,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-18 20:14:49,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-18 20:14:49,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-18 20:14:49,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:49,185 INFO L87 Difference]: Start difference. First operand 155 states and 246 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:49,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-18 20:14:49,609 INFO L93 Difference]: Finished difference Result 157 states and 247 transitions. [2024-11-18 20:14:49,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-18 20:14:49,619 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 161 [2024-11-18 20:14:49,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-18 20:14:49,621 INFO L225 Difference]: With dead ends: 157 [2024-11-18 20:14:49,621 INFO L226 Difference]: Without dead ends: 80 [2024-11-18 20:14:49,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-18 20:14:49,623 INFO L432 NwaCegarLoop]: 117 mSDtfsCounter, 50 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-18 20:14:49,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 183 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 62 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-18 20:14:49,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-18 20:14:49,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2024-11-18 20:14:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 54 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-18 20:14:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 123 transitions. [2024-11-18 20:14:49,645 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 123 transitions. Word has length 161 [2024-11-18 20:14:49,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-18 20:14:49,646 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 123 transitions. [2024-11-18 20:14:49,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-18 20:14:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2024-11-18 20:14:49,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-18 20:14:49,648 INFO L207 NwaCegarLoop]: Found error trace [2024-11-18 20:14:49,649 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:14:49,664 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 (4)] Forceful destruction successful, exit code 0 [2024-11-18 20:14:49,849 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 20:14:49,850 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-18 20:14:49,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-18 20:14:49,850 INFO L85 PathProgramCache]: Analyzing trace with hash -320511670, now seen corresponding path program 1 times [2024-11-18 20:14:49,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-18 20:14:49,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1687113109] [2024-11-18 20:14:49,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-18 20:14:49,855 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 20:14:49,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-18 20:14:49,868 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 20:14:49,870 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 20:14:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-18 20:14:50,227 INFO L255 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-18 20:14:50,234 INFO L278 TraceCheckSpWp]: Computing forward predicates...